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[null,null,null,null,null,null,null,"American Financial Group, Inc."]
[null,null,null,null,null,null,null,"Investor Supplement - First Quarter 2018"]
[]
[]
[null,null,null,null,null,null,null,"2018-05-02"]
[]
[]
[]
[null,null,null,null,null,null,null,"American Financial Group, Inc."]
[null,null,null,null,null,null,null,"Corporate Headquarters"]
[null,null,null,null,null,null,null,"Great American Insurance Group Tower"]
[null,null,null,null,null,null,null,"301 E Fourth Street"]
[null,null,null,null,null,null,null,"Cincinnati, OH 45202"]
[null,null,null,null,null,null,null,"513 579 6739"]

{"sheet":"Contents","index":1,"n_rows":46,"n_cols":2,"rows_kept":46,"cut":false,"hidden":false,"merged":[]}
["American Financial Group, Inc."]
["Table of Contents - Investor Supplement - First Quarter 2018"]
[]
[]
[]
["Section","Page"]
[]
["Table of Contents - Investor Supplement - First Quarter 2018......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................",2]
["Financial Highlights......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................",3]
["Summary of Earnings......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................",4]
["Earnings Per Share Summary......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................",5]
[]
["Property and Casualty Insurance Segment"]
["Property and Casualty Insurance - Summary Underwriting Results (GAAP)......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................",6]
["Specialty - Underwriting Results (GAAP)......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................",7]
["Property and Transportation - Underwriting Results (GAAP)......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................",8]
["Specialty Casualty - Underwriting Results (GAAP)......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................",9]
["Specialty Financial - Underwriting Results (GAAP)......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................",10]
["Other Specialty - Underwriting Results (GAAP)......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................",11]
[]
["Annuity Segment"]
["Annuity Earnings (GAAP)......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................",12]
["Detail of Annuity Benefits Expense (GAAP)......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................",13]
["Net Spread on Fixed Annuities (GAAP)......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................",14]
["Annuity Premiums (Statutory)......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................",15]
["Fixed Annuity Benefits Accumulated (GAAP)......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................",16]
["Guaranteed Minimum Interest Rate Analysis…………………………………………………..",17]
[]
["Consolidated Balance Sheet / Book Value / Debt"]
["Consolidated Balance Sheet..........................................................................................................................................................................................................................................................",18]
["Book Value Per Share and Price / Book Summary..........................................................................................................................................................................................................................................................",19]
["Capitalization..........................................................................................................................................................................................................................................................",20]
["Additional Supplemental Information..........................................................................................................................................................................................................................................................",21]
[]
["Consolidated Investment Supplement "]
["Total Cash and Investments............................................................................................................................................................................................................................................................................................................",22]
["Net Investment Income............................................................................................................................................................................................................................................................................................................",23]
["Fixed Maturities - By Security Type - AFG Consolidated............................................................................................................................................................................................................................................................................................................",24]
["Fixed Maturities - By Security Type Portfolio............................................................................................................................................................................................................................................................................................................",25]
["Fixed Maturities - Credit Rating............................................................................................................................................................................................................................................................................................................",26]
["Mortgage-Backed Securities - AFG Consolidated............................................................................................................................................................................................................................................................................................................",27]
["Mortgage-Backed Securities Portfolio............................................................................................................................................................................................................................................................................................................",28]
["Mortgage-Backed Securities - Credit Rating............................................................................................................................................................................................................................................................................................................",29]
[]
["Appendix"]
["A.  Fixed Maturities - Credit Rating by Type............................................................................................................................................................................................................................................................................................................",30]

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["American Financial Group, Inc."]
["Financial Highlights"]
["(in millions, except per share information)"]
[]
[null,"Three Months Ended",null,null,null,null,null,null,null,null,null,null,null,null,null,"Six Months Ended",null,null,null,"Nine Months Ended",null,null,null,"Twelve Months Ended"]
[null,"3/31/18","12/31/17","09/30/17","06/30/17","03/31/17","12/31/16","09/30/16","06/30/16","03/31/16","12/31/15","09/30/15","06/30/15","03/31/15",null,"06/30/17","06/30/16","06/30/15",null,"09/30/17","09/30/16","2015-09-30",null,"12/31/17","12/31/16","12/31/15"]
[]
[]
["Highlights"]
["Net earnings",145,166,11,145,153,385,109,54,101,426,63,141,19,null,298,155,160,null,309,264,223,null,475,649,352]
["Core net operating earnings",219,197,95,145,151,176,134,113,111,184,123,115,112,null,296,224,227,null,391,358,350,null,588,534,486]
["Total assets",60656,60658,60163,58618,57464,55072,54845,52733,51038,49837,50540,49403,48285,null,58618,52733,49403,null,60163,54845,50540,null,60658,55072,47513]
["Adjusted shareholders' equity (a)",4865,4724,4852,4837,4815,4617,4487,4356,4325,4313,4277,4345,4267,null,4837,4356,4345,null,4852,4487,4277,null,4724,4617,4277]
["Property and Casualty net written premiums",1102,1161,1433,1130,1027,1083,1268,1056,979,1115,1319,1026,926,null,2157,2035,1952,null,3590,3303,3271,null,4751,4386,4327]
["Annuity statutory premiums",1148,909,876,1266,1290,1111,941,1098,1285,1402,1321,899,813,null,2556,2383,1712,null,3432,3324,3033,null,4341,4435,4140]
[]
[]
[]
["Per share data"]
["Diluted earnings per share",1.6,1.8400000000000003,0.13000000000000009,1.61,1.72,4.33,1.23,0.61999999999999988,1.1399999999999999,1.4500000000000002,0.70999999999999985,1.57,0.21000000000000019,null,3.3200000000000003,1.7599999999999993,1.7900000000000003,null,3.4399999999999995,2.98,2.4899999999999998,null,5.2800000000000011,7.33,3.9400000000000008]
["Core net operating earnings per share",2.42,2.2000000000000002,1.06,1.61,1.69,1.98,1.51,1.28,1.25,1.52,1.38,1.28,1.25,null,3.29,2.5299999999999998,2.54,null,4.3499999999999996,4.04,3.92,null,6.55,6.03,5.44]
["Adjusted book value per share (a)",54.74,53.51,55.08,54.97,54.98,53.11,51.68,50.16,49.72,49.32,48.98,49.63,48.55,null,54.97,50.16,49.63,null,55.08,51.68,48.98,null,53.51,53.11,48.76]
[]
["Cash dividends per common share",0.35,2.3499999999999996,0.3125,1.8125,0.3125,1.3125,0.28000000000000003,0.28000000000000003,0.28000000000000003,1.28,0.25,0.25,0.25,null,2.125,0.56000000000000005,0.5,null,2.4375,0.84,0.75,null,4.7874999999999996,2.1524999999999999,2.0299999999999998]
[]
[]
[]
["Financial ratios"]
["Annualized return on equity (b)",0.123,0.14399999999999999,0.01,0.123,0.13300000000000001,0.34399999999999997,9.9000000000000005E-2,5.0999999999999997E-2,9.4E-2,0.121,5.8999999999999997E-2,0.13400000000000001,1.7999999999999999E-2,null,0.128,7.1999999999999995E-2,7.5999999999999998E-2,null,8.8999999999999996E-2,8.1000000000000003E-2,7.0999999999999994E-2,null,0.10299999999999999,0.14799999999999999,8.3000000000000004E-2]
["Annualized core operating return on equity (b)",0.186,0.17199999999999999,8.1000000000000003E-2,0.123,0.13100000000000001,0.157,0.122,0.105,0.10299999999999999,0.127,0.11600000000000001,0.109,0.108,null,0.127,0.104,0.109,null,0.112,0.11,0.111,null,0.127,0.122,0.115]
[]
["Property and Casualty combined ratio - Specialty:"]
["Loss & LAE ratio",0.57799999999999996,0.59799999999999998,0.71399999999999997,0.59499999999999997,0.59499999999999997,0.63700000000000001,0.629,0.61199999999999999,0.58299999999999996,0.61799999999999999,0.64500000000000002,0.61,0.60799999999999998,null,0.59499999999999997,0.59799999999999998,0.60899999999999999,null,0.64,0.61,0.622,null,0.629,0.61699999999999999,0.622]
["Underwriting expense ratio",0.33900000000000002,0.27500000000000002,0.27900000000000003,0.33700000000000002,0.32700000000000001,0.26700000000000002,0.30299999999999999,0.32700000000000001,0.33,0.29199999999999998,0.28399999999999997,0.33900000000000002,0.32800000000000001,null,0.33200000000000002,0.32900000000000001,0.33300000000000002,null,0.312,0.31900000000000001,0.315,null,0.30199999999999999,0.30599999999999999,0.309]
["Combined ratio - Specialty",0.91700000000000004,0.873,0.99299999999999999,0.93199999999999994,0.92199999999999993,0.90400000000000003,0.93199999999999994,0.93900000000000006,0.91300000000000003,0.90999999999999992,0.92900000000000005,0.94900000000000007,0.93599999999999994,null,0.92700000000000005,0.92700000000000005,0.94199999999999995,null,0.95199999999999996,0.92900000000000005,0.93700000000000006,null,0.93100000000000005,0.92300000000000004,0.93100000000000005]
[]
["Net spread on fixed annuities:"]
["Net interest spread",2.7499999999999997E-2,2.6199999999999998E-2,2.69E-2,2.6099999999999998E-2,2.5800000000000003E-2,2.7E-2,2.8500000000000004E-2,2.8400000000000002E-2,2.5399999999999999E-2,2.53E-2,2.8000000000000001E-2,2.7699999999999999E-2,2.6700000000000002E-2,null,2.5899999999999999E-2,2.6899999999999997E-2,2.7200000000000002E-2,null,2.6299999999999997E-2,2.7499999999999997E-2,2.75E-2,null,2.6200000000000001E-2,2.7299999999999998E-2,2.6900000000000004E-2]
["Net spread earned:"]
["Before impact of fair value accounting",1.38E-2,1.3399999999999999E-2,1.3600000000000003E-2,1.32E-2,1.3100000000000002E-2,1.4200000000000001E-2,1.4600000000000005E-2,1.4500000000000002E-2,1.1999999999999999E-2,1.3100000000000002E-2,1.3700000000000004E-2,1.2100000000000001E-2,1.4900000000000004E-2,null,1.3099999999999999E-2,1.3299999999999996E-2,1.3500000000000002E-2,null,1.3199999999999998E-2,1.3699999999999997E-2,1.3599999999999999E-2,null,1.3300000000000001E-2,1.3899999999999999E-2,1.1700000000000006E-2]
["Impact of fair value accounting (c)",1.6000000000000001E-3,-1.3000000000000002E-3,-5.0000000000000001E-4,-2.0999999999999999E-3,-3.0000000000000003E-4,4.0000000000000001E-3,9.9999999999999937E-5,-3.7000000000000002E-3,-4.5999999999999999E-3,7.9999999999999993E-4,-3.5000000000000001E-3,1.8E-3,-2.8E-3,null,-1.1999999999999999E-3,-4.2000000000000006E-3,-5.0000000000000001E-4,null,-8.9999999999999998E-4,-2.7000000000000006E-3,-1.5E-3,null,-1.0000000000000002E-3,-1E-3,8.9999999999999998E-4]
["After impact of fair value accounting",1.54E-2,1.21E-2,1.3100000000000002E-2,1.1099999999999999E-2,1.2800000000000002E-2,1.8200000000000001E-2,1.4700000000000005E-2,1.0800000000000002E-2,7.3999999999999986E-3,1.3900000000000003E-2,1.0200000000000004E-2,1.3900000000000001E-2,1.2100000000000003E-2,null,1.1899999999999999E-2,9.099999999999997E-3,1.3000000000000001E-2,null,1.2299999999999998E-2,1.0999999999999996E-2,1.21E-2,null,1.23E-2,1.2899999999999998E-2,1.2600000000000005E-2]
[]
[]
["(a) Excludes unrealized gains related to fixed maturity investments, a reconciliation to the GAAP measure is on page 19."]
["(b) Excludes accumulated other comprehensive income."]
["(c) Change in fair value of derivatives offset by the estimated related adjustments to amortization of deferred sales inducements and deferred policy acquisition costs."]
["     "]

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["American Financial Group, Inc."]
["Summary of Earnings"]
["($ in millions)"]
[]
[null,"Three Months Ended",null,null,null,null,null,null,null,null,null,null,null,null,null,"Six Months Ended",null,null,null,"Nine Months Ended",null,null,null,"Twelve Months Ended"]
[null,"3/31/18","12/31/17","09/30/17","06/30/17","03/31/17","12/31/16","09/30/16","06/30/16","03/31/16","12/31/15","09/30/15","06/30/15","03/31/15",null,"06/30/17","06/30/16","06/30/15",null,"09/30/17","09/30/16","09/30/15",null,"12/31/17","12/31/16","12/31/15"]
["Property and Casualty Insurance"]
["Underwriting profit ",91,155,8,72,78,110,78,62,87,145,82,50,60,null,150,149,110,null,158,227,192,null,313,337,292]
["Net investment income",100,86,94,96,86,85,93,89,83,105,83,83,79,null,182,172,162,null,276,265,245,null,362,350,319]
["Other income (expense)",-3,-8,-7,-5,5,-15,-18,-12,-12,-23,-12,-12,-10,null,0,-24,-22,null,-7,-42,-34,null,-15,-57,-45]
["Property and Casualty Insurance operating earnings ",188,233,95,163,169,180,153,139,158,227,153,121,129,null,332,297,250,null,427,450,403,null,660,630,566]
[]
["Annuity earnings",125,97,102,85,96,132,107,76,53,138,67,88,75,null,181,129,163,null,283,236,230,null,380,368,331]
["Run-off Long-Term Care and Life earnings",0,0,0,0,0,0,1,0,-1,-14,6,4,4,null,2,-1,8,null,4,0,14,null,0,0,14]
["Medicare Supplement and Critical Illness earnings",0,0,0,0,0,0,0,0,0,0,0,0,0,null,0,0,0,null,0,0,0,null,0,0,0]
["Interest expense of parent holding companies",-15,-20,-21,-23,-21,-21,-19,-19,-18,-20,-18,-20,-19,null,-44,-37,-39,null,-65,-56,-57,null,-85,-77,-73]
["Other expense",-27,-27,-18,-21,-26,-27,-29,-19,-22,-37,-19,-19,-22,null,-49,-41,-41,null,-69,-70,-60,null,-92,-97,-89]
[]
["Pre-tax core operating earnings",271,283,158,204,218,264,213,177,170,294,189,174,167,null,422,347,341,null,580,560,530,null,863,824,749]
[]
["Income tax expense",52,86,63,59,67,88,79,64,59,110,66,59,55,null,126,123,114,null,189,202,180,null,275,290,263]
["Core net operating earnings",219,197,95,145,151,176,134,113,111,184,123,115,112,null,296,224,227,null,391,358,350,null,588,534,486]
[]
["Non-core items, net of tax:  "]
["Realized gains (losses) on securities",-74,4,-8,5,2,32,1,-10,-10,11,-10,0,12,null,7,-20,12,null,-1,-19,2,null,3,13,-12]
["Gain on sale of subsidiaries",0,0,0,0,0,0,0,1,0,102,4,0,-105,null,0,1,-105,null,0,1,-101,null,0,1,-104]
["Gain on sale of apartment property",0,0,0,0,0,0,0,15,0,-11,0,26,0,null,0,15,26,null,0,15,26,null,0,15,36]
["Special A&E charges:  "]
["Property and Casualty Insurance run-off operations ",0,0,-58,0,0,0,-23,0,0,21,-44,0,0,null,0,0,0,null,-58,-23,-44,null,-58,-23,-44]
["Former Railroad and Manufacturing operations ",0,0,-16,0,0,0,-3,0,0,5,-8,0,0,null,0,0,0,null,-16,-3,-8,null,-16,-3,-8]
["Neon exited lines charge",0,18,0,0,0,0,0,-65,0,-65,0,0,0,null,0,-65,0,null,0,-65,0,null,18,-65,0]
["Tax benefit related to National Interstate merger",0,0,0,0,0,66,0,0,0,66,0,0,0,null,0,0,0,null,0,0,0,null,0,66,0]
["Tax benefit related to Neon restructuring",0,56,0,0,0,111,0,0,0,111,0,0,0,null,0,0,0,null,0,0,0,null,56,111,0]
["Tax expense related to change in U.S. corporate tax rate",0,-83,0,0,0,0,0,null,null,null,null,null,null,null,0,0,null,null,0,0,null,null,-83,0]
["Loss on retirement of debt",0,-26,-2,-5,0,0,0,0,0,2,-2,0,0,null,-5,0,0,null,-7,0,-2,null,-33,0,-2]
["Net earnings ",145,166,11,145,153,385,109,54,101,426,63,141,19,null,298,155,160,null,309,264,223,null,475,649,352]

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["American Financial Group, Inc."]
["Earnings Per Share Summary"]
["(in millions, except per share information)"]
[]
[null,"Three Months Ended",null,null,null,null,null,null,null,null,null,null,null,null,null,"Six Months Ended",null,null,null,"Nine Months Ended",null,null,null,"Twelve Months Ended"]
[null,"3/31/18","12/31/17","09/30/17","06/30/17","03/31/17","12/31/16","09/30/16","06/30/16","03/31/16","12/31/15","09/30/15","06/30/15","03/31/15",null,"06/30/17","06/30/16","06/30/15",null,"09/30/17","09/30/16","09/30/15",null,"12/31/17","12/31/16","12/31/15"]
[]
["Core net operating earnings",219,197,95,145,151,176,134,113,111,184,123,115,112,null,296,224,227,null,391,358,350,null,588,534,486]
[]
["Net earnings ",145,166,11,145,153,385,109,54,101,426,63,141,19,null,298,155,160,null,309,264,223,null,475,649,352]
[]
["Average number of diluted shares",90.430999999999997,90.108999999999995,89.983999999999995,89.799000000000007,89.341999999999999,88.774000000000001,88.460999999999999,88.39,88.495000000000005,89.227999999999994,89.343000000000004,89.503,89.376999999999995,0,89.572000000000003,88.442999999999998,89.44,0,89.712000000000003,88.447343000000004,89.406999999999996,0,89.811999999999998,88.53,89.361999999999995]
[]
["Diluted earnings per share:"]
["Core net operating earnings per share",2.42,2.2000000000000002,1.06,1.61,1.69,1.98,1.51,1.28,1.25,1.52,1.38,1.28,1.25,0,3.29,2.5299999999999998,2.54,0,4.3499999999999996,4.04,3.92,null,6.55,6.03,5.44]
[]
["Realized gains (losses) on securities",-0.82,0.04,-0.08,0.05,0.03,0.36,0.02,-0.11,-0.11,-0.15,-0.1,0,0.14000000000000001,null,0.08,-0.22,0.14000000000000001,null,-0.01,-0.21,0.03,null,0.03,0.16,-0.12]
["Gain on sale of subsidiaries",0,0,0,0,0,0,0,0.01,0,-0.03,0.04,0,-1.18,null,0,0.01,-1.18,null,0,0.01,-1.1399999999999999,null,0,0.01,-1.17]
["Gain on sale of apartment property",0,0,0,0,0,0,0,0.17,0,0.11,0,0.28999999999999998,0,null,0,0.17,0.28999999999999998,null,0,0.17,0.28999999999999998,null,0,0.17,0.4]
["Special A&E charges:  "]
["Property and Casualty Insurance run-off operations",0,0,-0.64,0,0,0,-0.26,0,0,0,-0.49,0,0,null,0,0,0,null,-0.64,-0.26,-0.49,null,-0.64,-0.26,-0.49]
["Former Railroad and Manufacturing operations",0,0,-0.18,0,0,0,-0.04,0,0,0,-0.09,0,0,null,0,0,0,null,-0.18,-0.04,-0.09,null,-0.18,-0.04,-0.09]
["Neon exited lines charge",0,0.19,0,0,0,0,0,-0.73,0,0,0,0,0,null,0,-0.73,0,null,0,-0.73,0,null,0.19,-0.73,0]
["Tax benefit related to National Interstate merger",0,0,0,0,0,0.74,0,0,0,0,0,0,0,null,0,0,0,null,0,0,0,null,0,0.74,0]
["Tax benefit related to Neon restructuring",0,0.62,0,0,0,1.25,0,0,0,0,0,0,0,null,0,0,0,null,0,0,0,null,0.62,1.25,0]
["Tax expense related to change in U.S. corporate tax rate",0,-0.92,0,0,0,0,null,null,null,null,null,null,null,null,0,0,null,null,0,0,null,null,-0.92,0]
["Loss on retirement of debt",0,-0.28999999999999998,-0.03,-0.05,0,0,0,0,0,0,-0.03,0,0,null,-0.05,0,0,null,-0.08,0,-0.03,null,-0.37,0,-0.03]
["Diluted earnings per share",1.6,1.8400000000000003,0.13000000000000009,1.61,1.72,4.33,1.23,0.61999999999999988,1.1399999999999999,1.4500000000000002,0.70999999999999985,1.57,0.21000000000000019,null,3.3200000000000003,1.7599999999999993,1.7900000000000003,null,3.4399999999999995,2.98,2.4899999999999998,null,5.2800000000000011,7.33,3.9400000000000008]
[]
["(a) The ELNY guaranty fund assessments charge represent guaranty fund assessments in connection with the insolvency and liquidation of Executive "]
["     Life Insurance Company of New York, an unaffiliated life insurance company."]

{"sheet":"Pg 6 P&C_UW","index":5,"n_rows":49,"n_cols":26,"rows_kept":49,"cut":false,"hidden":false,"merged":[[4,1,4,8],[4,23,4,24],[4,15,4,16],[4,19,4,20]]}
["American Financial Group, Inc."]
["Property and Casualty Insurance - Summary Underwriting Results (GAAP)"]
["($ in millions)"]
[]
[null,"Three Months Ended",null,null,null,null,null,null,null,null,null,null,null,null,null,"Six Months Ended",null,null,null,"Nine Months Ended",null,null,null,"Twelve Months Ended"]
[null,"3/31/18","12/31/17","09/30/17","06/30/17","03/31/17","12/31/16","09/30/16","06/30/16","03/31/16","12/31/15","09/30/15","06/30/15","03/31/15",null,"06/30/17","06/30/16","06/30/15",null,"09/30/17","09/30/16","09/30/15",null,"12/31/17","12/31/16","12/31/15"]
[]
["Property and Transportation",33,84,6,21,43,75,44,15,32,152,20,-13,7,null,64,47,-6,null,70,91,14,null,154,166,48]
["Specialty Casualty",41,58,2,29,15,13,13,23,29,-18,31,37,28,null,44,52,65,null,46,65,96,null,104,78,146]
["Specialty Financial",15,19,-3,23,22,20,19,22,23,12,26,24,22,null,45,45,46,null,42,64,72,null,61,84,87]
["Other Specialty",3,-5,4,0,-1,2,2,3,2,-4,7,3,3,null,-1,5,6,null,3,7,13,null,-2,9,14]
["Underwriting profit - Specialty",92,156,9,73,79,110,78,63,86,142,84,51,60,null,152,149,111,null,161,227,195,null,317,337,295]
[]
["Other core charges, included in loss and LAE",1,1,1,1,1,0,0,1,-1,-3,2,1,0,null,2,0,1,null,3,0,3,null,4,0,3]
["Underwriting profit - Core",91,155,8,72,78,110,78,62,87,145,82,50,60,null,150,149,110,null,158,227,192,null,313,337,292]
[]
["Special A&E charges, included in loss and LAE",0,0,-89,0,0,0,-36,0,0,31,-67,0,0,null,0,0,0,null,-89,-36,-67,null,-89,-36,-67]
["Neon exited lines charge, included in loss and LAE",0,18,0,0,0,0,0,-57,0,-57,0,0,0,null,0,-57,0,null,0,-57,0,null,18,-57,0]
["Neon exited lines charge, included in underwriting expenses",0,0,0,0,0,0,0,-8,0,-8,0,0,0,null,0,-8,0,null,0,-8,0,null,0,-8,0]
["Underwriting profit (loss) - Property and Casualty Insurance",91,173,-81,72,78,110,42,-3,87,111,15,50,60,null,150,84,110,null,69,126,125,null,242,236,225]
[]
["Included in results above:"]
["Current accident year catastrophe losses:"]
["Catastrophe reinstatement premium",0,4,6,0,0,0,0,0,0,0,0,0,0,null,0,0,0,null,6,0,0,null,10,0,0]
["Catastrophe loss",13,8,107,18,7,12,14,21,8,29,10,10,6,null,25,29,16,null,132,43,26,null,140,55,35]
["Total current accident year catastrophe losses",13,12,113,18,7,12,14,21,8,29,10,10,6,null,25,29,16,null,138,43,26,null,150,55,35]
[]
["Prior year loss reserve development (favorable) / adverse",-56,-66,52,-22,-28,10,22,28,-28,-6,55,-10,-7,null,-50,0,-17,null,2,22,38,null,-64,32,33]
[]
["Combined ratio:"]
["Property and Transportation",0.90400000000000003,0.82600000000000007,0.98899999999999999,0.94199999999999995,0.873,0.83900000000000008,0.91099999999999992,0.95900000000000007,0.90599999999999992,0.92399999999999993,0.96199999999999997,1.04,0.97700000000000009,null,0.90700000000000003,0.93399999999999994,1.01,null,0.94299999999999995,0.92400000000000004,0.98699999999999999,null,0.91,0.9,0.96899999999999997]
["Specialty Casualty",0.92900000000000005,0.89999999999999991,0.99499999999999988,0.94700000000000006,0.97,0.97399999999999998,0.97399999999999998,0.95300000000000007,0.94300000000000006,0.90199999999999991,0.93799999999999994,0.92700000000000005,0.94199999999999995,null,0.95799999999999996,0.94799999999999995,0.93399999999999994,null,0.97100000000000009,0.95700000000000007,0.93599999999999994,null,0.95199999999999996,0.96100000000000008,0.92700000000000005]
["Specialty Financial",0.90200000000000002,0.8620000000000001,1.022,0.84400000000000008,0.85,0.8600000000000001,0.8640000000000001,0.84400000000000008,0.82600000000000007,0.88700000000000001,0.80600000000000005,0.81,0.81699999999999995,null,0.84799999999999998,0.83499999999999996,0.81400000000000006,null,0.90399999999999991,0.84499999999999997,0.81,null,0.89400000000000002,0.84899999999999998,0.83099999999999996]
["Other Specialty",0.90700000000000003,1.23,0.85099999999999998,0.98299999999999998,1.0580000000000001,0.94899999999999995,0.91500000000000004,0.89200000000000002,0.89700000000000002,0.97099999999999997,0.67300000000000004,0.88,0.89300000000000002,null,1.02,0.89400000000000002,0.88600000000000001,null,0.95799999999999996,0.90100000000000002,0.81400000000000006,null,1.0270000000000001,0.91400000000000003,0.85499999999999998]
["Combined ratio - Specialty ",0.91700000000000004,0.873,0.99299999999999999,0.93199999999999994,0.92199999999999993,0.90400000000000003,0.93199999999999994,0.93900000000000006,0.91300000000000003,0.90999999999999992,0.92900000000000005,0.94900000000000007,0.93599999999999994,null,0.92700000000000005,0.92700000000000005,0.94199999999999995,null,0.95199999999999996,0.92900000000000005,0.93700000000000006,null,0.93100000000000005,0.92300000000000004,0.93100000000000005]
[]
["Other core charges",1E-3,1E-3,1E-3,2E-3,1E-3,0,1E-3,1E-3,-1E-3,0,1E-3,0,1E-3,null,1E-3,0,0,0,1E-3,0,1E-3,null,9.2239319106117142E-4,-1E-3,0]
["Neon exited lines charge, loss and LAE",0,-1.4E-2,0,0,0,0,0,5.5E-2,0,0,0,0,0,null,0,2.8000000000000001E-2,0,null,0,1.7999999999999999E-2,0,null,-4.0000000000000001E-3,1.2999999999999999E-2,0]
["Neon exited lines charge, underwriting expenses",0,0,0,0,0,0,0,8.0000000000000002E-3,0,0,0,0,0,null,0,4.0000000000000001E-3,0,null,0,2E-3,0,null,0,2E-3,0]
["Special A&E charges",0,0,7.0000000000000007E-2,0,0,0,0.03,0,0,0,5.7000000000000002E-2,0,0,null,0,0,0,null,2.5999999999999999E-2,1.0999999999999999E-2,2.1999999999999999E-2,null,1.9E-2,8.0000000000000002E-3,1.6E-2]
["Combined ratio",0.91800000000000004,0.86,1.0640000000000001,0.93399999999999994,0.92299999999999993,0.90400000000000003,0.96299999999999997,1.0030000000000001,0.91200000000000003,0.90999999999999992,0.9870000000000001,0.94900000000000007,0.93699999999999994,null,0.92800000000000005,0.95900000000000007,0.94199999999999995,null,0.97899999999999998,0.96000000000000008,0.96000000000000008,null,0.9469223931910612,0.94500000000000006,0.94700000000000006]
[]
["Combined ratio excl. catastrophe and prior year development",0.95599999999999996,0.90800000000000003,0.93799999999999994,0.93700000000000006,0.94299999999999995,0.88400000000000001,0.93100000000000005,0.94799999999999995,0.93200000000000005,0.90600000000000003,0.93200000000000005,0.95,0.93799999999999994,null,0.94,0.94099999999999995,0.94399999999999995,null,0.93899999999999995,0.93700000000000006,0.93899999999999995,null,0.93100000000000005,0.92400000000000004,0.93100000000000005]
[]
["Loss and LAE components - property and casualty insurance"]
["Current accident year, excluding catastrophe loss",0.61699999999999999,0.63300000000000001,0.65900000000000003,0.6,0.61599999999999999,0.61699999999999999,0.628,0.621,0.60199999999999998,0.61399999999999999,0.64800000000000002,0.61099999999999999,0.61,null,0.60799999999999998,0.61199999999999999,0.61099999999999999,null,0.627,0.61799999999999999,0.624,null,0.629,0.61799999999999999,0.622]
["Prior accident year loss reserve development",-0.05,-5.3999999999999999E-2,4.2000000000000003E-2,-0.02,-2.7E-2,8.9999999999999993E-3,0.02,2.7E-2,-2.8000000000000001E-2,-4.0000000000000001E-3,4.5999999999999999E-2,-1.0999999999999999E-2,-7.0000000000000001E-3,null,-2.4E-2,1E-3,-0.01,null,1E-3,7.0000000000000001E-3,1.2999999999999999E-2,null,-1.4E-2,7.0000000000000001E-3,8.0000000000000002E-3]
["Current accident year catastrophe loss",1.2E-2,6.0000000000000001E-3,8.4000000000000005E-2,1.7000000000000001E-2,7.0000000000000001E-3,1.0999999999999999E-2,1.2E-2,0.02,8.0000000000000002E-3,8.0000000000000002E-3,8.9999999999999993E-3,0.01,6.0000000000000001E-3,null,1.2E-2,1.4E-2,8.0000000000000002E-3,null,3.9E-2,1.2999999999999999E-2,8.0000000000000002E-3,null,0.03,1.2999999999999999E-2,8.0000000000000002E-3]
["Loss and LAE ratio",0.57899999999999996,0.58499999999999996,0.78500000000000003,0.59699999999999998,0.59599999999999997,0.63700000000000001,0.66,0.66800000000000004,0.58199999999999996,0.61799999999999999,0.70300000000000007,0.61,0.60899999999999999,null,0.59599999999999997,0.627,0.60899999999999999,null,0.66700000000000004,0.63800000000000001,0.64500000000000002,null,0.64500000000000002,0.63800000000000001,0.63800000000000001]

{"sheet":"Pg 7 P&C_Specialty_UW","index":6,"n_rows":37,"n_cols":26,"rows_kept":37,"cut":false,"hidden":false,"merged":[[4,23,4,24],[4,15,4,16],[4,19,4,20],[4,1,4,8]]}
["American Financial Group, Inc."]
["Specialty - Underwriting Results (GAAP)"]
["($ in millions)"]
[]
[null,"Three Months Ended",null,null,null,null,null,null,null,null,null,null,null,null,null,"Six Months Ended",null,null,null,"Nine Months Ended",null,null,null,"Twelve Months Ended"]
[null,"3/31/18","12/31/17","09/30/17","06/30/17","03/31/17","12/31/16","09/30/16","06/30/16","03/31/16","12/31/15","09/30/15","06/30/15","03/31/15",null,"06/30/17","06/30/16","06/30/15",null,"09/30/17","09/30/16","09/30/15",null,"12/31/17","12/31/16","12/31/15"]
[]
["Gross written premiums",1458,1571,2104,1503,1324,1441,1899,1398,1243,1505,1962,1318,1196,null,2827,2641,2514,null,4931,4540,4476,null,6502,5981,5832]
["Ceded reinsurance premiums",-356,-410,-671,-373,-297,-358,-631,-342,-264,-390,-643,-292,-270,null,-670,-606,-562,null,-1341,-1237,-1205,null,-1751,-1595,-1505]
["Net written premiums",1102,1161,1433,1130,1027,1083,1268,1056,979,1115,1319,1026,926,null,2157,2035,1952,null,3590,3303,3271,null,4751,4386,4327]
["Change in unearned premiums",5,64,-166,-65,-5,61,-109,-29,19,109,-146,-41,20,null,-70,-10,-21,null,-236,-119,-167,null,-172,-58,-103]
["Net earned premiums",1107,1225,1267,1065,1022,1144,1159,1027,998,1224,1173,985,946,null,2087,2025,1931,null,3354,3184,3104,null,4579,4328,4224]
[]
["Loss and LAE",640,733,905,634,608,729,729,629,582,737,756,600,576,null,1242,1211,1176,null,2147,1940,1932,null,2880,2669,2625]
["Underwriting expense",375,336,353,358,335,305,352,335,330,345,333,334,310,null,693,665,644,null,1046,1017,977,null,1382,1322,1304]
["Underwriting profit",92,156,9,73,79,110,78,63,86,142,84,51,60,null,152,149,111,null,161,227,195,null,317,337,295]
[]
["Included in results above:"]
["Current accident year catastrophe losses:"]
["Catastrophe reinstatement premium",0,4,6,0,0,0,0,0,0,0,0,0,0,null,0,0,0,null,6,0,0,null,10,0,0]
["Catastrophe loss",13,8,107,18,7,12,14,21,8,29,10,10,6,null,25,29,16,null,132,43,26,null,140,55,35]
["Total current accident year catastrophe losses",13,12,113,18,7,12,14,21,8,29,10,10,6,null,25,29,16,null,138,43,26,null,150,55,35]
[]
["Prior year loss reserve development (favorable) / adverse",-57,-49,-38,-23,-29,10,-14,-30,-27,-29,-14,-11,-7,null,-52,-57,-18,null,-90,-71,-32,null,-139,-61,-37]
[]
["Combined ratio:"]
["Loss and LAE ratio",0.57799999999999996,0.59799999999999998,0.71399999999999997,0.59499999999999997,0.59499999999999997,0.63700000000000001,0.629,0.61199999999999999,0.58299999999999996,0.61799999999999999,0.64500000000000002,0.61,0.60799999999999998,null,0.59499999999999997,0.59799999999999998,0.60899999999999999,null,0.64,0.61,0.622,null,0.629,0.61699999999999999,0.622]
["Underwriting expense ratio",0.33900000000000002,0.27500000000000002,0.27900000000000003,0.33700000000000002,0.32700000000000001,0.26700000000000002,0.30299999999999999,0.32700000000000001,0.33,0.29199999999999998,0.28399999999999997,0.33900000000000002,0.32800000000000001,null,0.33200000000000002,0.32900000000000001,0.33300000000000002,null,0.312,0.31900000000000001,0.315,null,0.30199999999999999,0.30599999999999999,0.309]
["Combined ratio",0.91700000000000004,0.873,0.99299999999999999,0.93199999999999994,0.92199999999999993,0.90400000000000003,0.93199999999999994,0.93900000000000006,0.91300000000000003,0.90999999999999992,0.92900000000000005,0.94900000000000007,0.93599999999999994,null,0.92700000000000005,0.92700000000000005,0.94199999999999995,null,0.95199999999999996,0.92900000000000005,0.93700000000000006,null,0.93100000000000005,0.92300000000000004,0.93100000000000005]
[]
["Combined ratio excl. catastrophe and prior year development",0.95599999999999996,0.90800000000000003,0.93799999999999994,0.93700000000000006,0.94299999999999995,0.88400000000000001,0.93100000000000005,0.94799999999999995,0.93200000000000005,0.90600000000000003,0.93200000000000005,0.95,0.93799999999999994,null,0.94,0.94099999999999995,0.94399999999999995,null,0.93899999999999995,0.93700000000000006,0.93899999999999995,null,0.93100000000000005,0.92400000000000004,0.93100000000000005]
[]
["Loss and LAE components:"]
["Current accident year, excluding catastrophe loss",0.61699999999999999,0.63300000000000001,0.65900000000000003,0.6,0.61599999999999999,0.61699999999999999,0.628,0.621,0.60199999999999998,0.61399999999999999,0.64800000000000002,0.61099999999999999,0.61,null,0.60799999999999998,0.61199999999999999,0.61099999999999999,null,0.627,0.61799999999999999,0.624,null,0.629,0.61799999999999999,0.63500000000000001]
["Prior accident year loss reserve development",-5.0999999999999997E-2,-4.1000000000000002E-2,-2.9000000000000001E-2,-2.1999999999999999E-2,-2.8000000000000001E-2,8.9999999999999993E-3,-1.1000000000000001E-2,-2.9000000000000001E-2,-2.7E-2,-4.0000000000000001E-3,-1.2E-2,-1.0999999999999999E-2,-8.0000000000000002E-3,null,-2.5000000000000001E-2,-2.8000000000000001E-2,-0.01,null,-2.5999999999999999E-2,-2.1000000000000001E-2,-0.01,null,-0.03,-1.4E-2,-8.0000000000000002E-3]
["Current accident year catastrophe loss",1.2E-2,6.0000000000000001E-3,8.4000000000000005E-2,1.7000000000000001E-2,7.0000000000000001E-3,1.0999999999999999E-2,1.2E-2,0.02,8.0000000000000002E-3,8.0000000000000002E-3,8.9999999999999993E-3,0.01,6.0000000000000001E-3,null,1.2E-2,1.4E-2,8.0000000000000002E-3,null,3.9E-2,1.2999999999999999E-2,8.0000000000000002E-3,null,0.03,1.2999999999999999E-2,8.0000000000000002E-3]
["Loss and LAE ratio",0.57799999999999996,0.59799999999999998,0.71399999999999997,0.59499999999999997,0.59499999999999997,0.63700000000000001,0.629,0.61199999999999999,0.58299999999999996,0.61799999999999999,0.64500000000000002,0.61,0.60799999999999998,null,0.59499999999999997,0.59799999999999998,0.60899999999999999,null,0.64,0.61,0.622,null,0.629,0.61699999999999999,0.622]

{"sheet":"Pg 8 P&C_P&T_UW","index":7,"n_rows":37,"n_cols":26,"rows_kept":37,"cut":false,"hidden":false,"merged":[[4,23,4,24],[4,15,4,16],[4,19,4,20],[4,1,4,8]]}
["American Financial Group, Inc."]
["Property and Transportation - Underwriting Results (GAAP)"]
["($ in millions)"]
[]
[null,"Three Months Ended",null,null,null,null,null,null,null,null,null,null,null,null,null,"Six Months Ended",null,null,null,"Nine Months Ended",null,null,null,"Twelve Months Ended"]
[null,"3/31/18","12/31/17","09/30/17","06/30/17","03/31/17","12/31/16","09/30/16","06/30/16","03/31/16","12/31/15","09/30/15","06/30/15","03/31/15",null,"06/30/17","06/30/16","06/30/15",null,"09/30/17","09/30/16","09/30/15",null,"12/31/17","12/31/16","12/31/15"]
[]
["Gross written premiums",426,626,1073,573,416,577,991,538,398,564,1064,500,376,null,989,936,876,null,2062,1927,1940,null,2688,2504,2455]
["Ceded reinsurance premiums",-102,-202,-449,-180,-92,-183,-406,-156,-87,-150,-456,-138,-88,null,-272,-243,-226,null,-721,-649,-682,null,-923,-832,-819]
["Net written premiums",324,424,624,393,324,394,585,382,311,414,608,362,288,null,717,693,650,null,1341,1278,1258,null,1765,1672,1636]
["Change in unearned premiums",26,61,-97,-36,18,71,-92,-17,28,91,-91,-35,25,null,-18,11,-10,null,-115,-81,-101,null,-54,-10,-37]
["Net earned premiums",350,485,527,357,342,465,493,365,339,505,517,327,313,null,699,704,640,null,1226,1197,1157,null,1711,1662,1599]
[]
["Loss and LAE",220,325,407,232,208,319,339,245,211,272,391,240,211,null,440,456,451,null,847,795,842,null,1172,1114,1159]
["Underwriting expense",97,76,114,104,91,71,110,105,96,81,106,100,95,null,195,201,195,null,309,311,301,null,385,382,392]
["Underwriting profit",33,84,6,21,43,75,44,15,32,152,20,-13,7,null,64,47,-6,null,70,91,14,null,154,166,48]
[]
["Included in results above:"]
["Current accident year catastrophe losses:"]
["Catastrophe reinstatement premium",0,0,2,0,0,0,0,0,0,0,0,0,0,null,0,0,0,null,2,0,0,null,2,0,0]
["Catastrophe loss",5,-3,23,11,5,6,7,12,6,13,7,7,4,null,16,18,11,null,39,25,18,null,36,31,21]
["Total current accident year catastrophe losses",5,-3,25,11,5,6,7,12,6,13,7,7,4,null,16,18,11,null,41,25,18,null,38,31,21]
[]
["Prior year loss reserve development (favorable) / adverse",-18,-4,-8,-11,-17,13,-5,-12,-17,-28,-2,6,3,null,-28,-29,9,null,-36,-34,7,null,-40,-21,15]
[]
["Combined ratio:"]
["Loss and LAE ratio",0.63,0.67100000000000004,0.77300000000000002,0.64900000000000002,0.60799999999999998,0.68600000000000005,0.68799999999999994,0.67,0.622,0.71699999999999997,0.75700000000000001,0.73199999999999998,0.67500000000000004,null,0.628,0.64700000000000002,0.70499999999999996,null,0.69099999999999995,0.66400000000000003,0.72699999999999998,null,0.68500000000000005,0.67,0.72399999999999998]
["Underwriting expense ratio",0.27400000000000002,0.155,0.216,0.29299999999999998,0.26500000000000001,0.153,0.223,0.28899999999999998,0.28399999999999997,0.20699999999999999,0.20499999999999999,0.308,0.30199999999999999,null,0.27900000000000003,0.28699999999999998,0.30499999999999999,null,0.252,0.26,0.26,null,0.22500000000000001,0.23,0.245]
["Combined ratio",0.90400000000000003,0.82600000000000007,0.98899999999999999,0.94199999999999995,0.873,0.83900000000000008,0.91099999999999992,0.95900000000000007,0.90599999999999992,0.92399999999999993,0.96199999999999997,1.04,0.97700000000000009,null,0.90700000000000003,0.93399999999999994,1.01,null,0.94299999999999995,0.92400000000000004,0.98699999999999999,null,0.91,0.9,0.96899999999999997]
[]
["Combined ratio excl. catastrophe and prior year development",0.94099999999999995,0.84,0.96,0.94299999999999995,0.90700000000000003,0.79700000000000004,0.90700000000000003,0.95799999999999996,0.94099999999999995,0.89900000000000002,0.95099999999999996,1.002,0.95399999999999996,null,0.92500000000000004,0.95,0.97899999999999998,null,0.94099999999999995,0.93100000000000005,0.96599999999999997,null,0.91200000000000003,0.89300000000000002,0.94699999999999995]
[]
["Loss and LAE components:"]
["Current accident year, excluding catastrophe loss",0.66700000000000004,0.68500000000000005,0.74399999999999999,0.65,0.64200000000000002,0.64400000000000002,0.68400000000000005,0.66900000000000004,0.65700000000000003,0.69199999999999995,0.746,0.69399999999999995,0.65200000000000002,null,0.64600000000000002,0.66300000000000003,0.67400000000000004,null,0.68899999999999995,0.67100000000000004,0.70599999999999996,null,0.68700000000000006,0.66300000000000003,0.70199999999999996]
["Prior accident year loss reserve development",-5.0999999999999997E-2,-8.0000000000000002E-3,-1.4999999999999999E-2,-3.1E-2,-4.8000000000000001E-2,0.03,-1.2E-2,-3.2000000000000001E-2,-5.1999999999999998E-2,1.7999999999999999E-2,-4.0000000000000001E-3,1.7000000000000001E-2,1.0999999999999999E-2,null,-0.04,-4.1000000000000002E-2,1.4E-2,null,-0.03,-2.7999999999999997E-2,5.0000000000000001E-3,null,-2.3E-2,-1.2E-2,8.9999999999999993E-3]
["Current accident year catastrophe loss",1.4E-2,-6.0000000000000001E-3,4.3999999999999997E-2,0.03,1.4E-2,1.2E-2,1.6E-2,3.3000000000000002E-2,1.7000000000000001E-2,7.0000000000000001E-3,1.4999999999999999E-2,2.1000000000000001E-2,1.2E-2,null,2.1999999999999999E-2,2.5000000000000001E-2,1.7000000000000001E-2,null,3.2000000000000001E-2,2.1000000000000001E-2,1.6E-2,null,2.1000000000000001E-2,1.9E-2,1.2999999999999999E-2]
["Loss and LAE ratio",0.63,0.67100000000000004,0.77300000000000002,0.64900000000000002,0.60799999999999998,0.68600000000000005,0.68799999999999994,0.67,0.622,0.71699999999999997,0.75700000000000001,0.73199999999999998,0.67500000000000004,null,0.628,0.64700000000000002,0.70499999999999996,null,0.69099999999999995,0.66400000000000003,0.72699999999999998,null,0.68500000000000005,0.67,0.72399999999999998]

{"sheet":"Pg 9 P&C_SC_UW","index":8,"n_rows":37,"n_cols":26,"rows_kept":37,"cut":false,"hidden":false,"merged":[[4,23,4,24],[4,15,4,16],[4,19,4,20],[4,1,4,8]]}
["American Financial Group, Inc."]
["Specialty Casualty - Underwriting Results (GAAP)"]
["($ in millions)"]
[]
[null,"Three Months Ended",null,null,null,null,null,null,null,null,null,null,null,null,null,"Six Months Ended",null,null,null,"Nine Months Ended",null,null,null,"Twelve Months Ended"]
[null,"3/31/18","12/31/17","09/30/17","06/30/17","03/31/17","12/31/16","09/30/16","06/30/16","03/31/16","12/31/15","09/30/15","06/30/15","03/31/15",null,"06/30/17","06/30/16","06/30/15",null,"09/30/17","09/30/16","09/30/15",null,"12/31/17","12/31/16","12/31/15"]
[]
["Gross written premiums",853,737,850,756,744,684,722,688,698,714,734,661,683,null,1500,1386,1344,null,2350,2108,2078,null,3087,2792,2739]
["Ceded reinsurance premiums",-259,-182,-226,-195,-204,-174,-218,-185,-179,-227,-189,-158,-182,null,-399,-364,-340,null,-625,-582,-529,null,-807,-756,-687]
["Net written premiums",594,555,624,561,540,510,504,503,519,487,545,503,501,null,1101,1022,1004,null,1725,1526,1549,null,2280,2036,2052]
["Change in unearned premiums",-15,18,-56,-24,-32,0,-7,-6,-17,23,-42,0,-11,null,-56,-23,-11,null,-112,-30,-53,null,-94,-30,-41]
["Net earned premiums",579,573,568,537,508,510,497,497,502,510,503,503,490,null,1045,999,993,null,1613,1496,1496,null,2186,2006,2011]
[]
["Loss and LAE",345,338,402,339,331,348,330,329,313,370,323,311,316,null,670,642,627,null,1072,972,950,null,1410,1320,1265]
["Underwriting expense",193,177,164,169,162,149,154,145,160,158,149,155,146,null,331,305,301,null,495,459,450,null,672,608,600]
["Underwriting profit",41,58,2,29,15,13,13,23,29,-18,31,37,28,null,44,52,65,null,46,65,96,null,104,78,146]
[]
["Included in results above:"]
["Current accident year catastrophe losses:"]
["Catastrophe reinstatement premium",0,4,2,0,0,0,0,0,0,0,0,0,0,null,0,0,0,null,2,0,0,null,6,0,0]
["Catastrophe loss",5,14,54,2,1,4,2,3,1,7,1,1,1,null,3,4,2,null,57,6,3,null,71,10,4]
["Total current accident year catastrophe losses",5,18,56,2,1,4,2,3,1,7,1,1,1,null,3,4,2,null,59,6,3,null,77,10,4]
[]
["Prior year loss reserve development (favorable) / adverse",-35,-52,-23,-5,-6,3,-2,-10,-4,-9,3,-7,0,null,-11,-14,-7,null,-34,-16,-4,null,-86,-13,-11]
[]
["Combined ratio:"]
["Loss and LAE ratio",0.59499999999999997,0.59099999999999997,0.70699999999999996,0.63100000000000001,0.65200000000000002,0.68200000000000005,0.66500000000000004,0.66100000000000003,0.624,0.61099999999999999,0.64200000000000002,0.61899999999999999,0.64400000000000002,null,0.64100000000000001,0.64200000000000002,0.63100000000000001,null,0.66400000000000003,0.65,0.63500000000000001,null,0.64500000000000002,0.65800000000000003,0.629]
["Underwriting expense ratio",0.33400000000000002,0.309,0.28799999999999998,0.316,0.318,0.29199999999999998,0.309,0.29199999999999998,0.31900000000000001,0.29099999999999998,0.29599999999999999,0.308,0.29799999999999999,null,0.317,0.30599999999999999,0.30299999999999999,null,0.307,0.307,0.30099999999999999,null,0.307,0.30299999999999999,0.29799999999999999]
["Combined ratio",0.92900000000000005,0.89999999999999991,0.99499999999999988,0.94700000000000006,0.97,0.97399999999999998,0.97399999999999998,0.95300000000000007,0.94300000000000006,0.90199999999999991,0.93799999999999994,0.92700000000000005,0.94199999999999995,null,0.95799999999999996,0.94799999999999995,0.93399999999999994,null,0.97100000000000009,0.95700000000000007,0.93599999999999994,null,0.95199999999999996,0.96100000000000008,0.92700000000000005]
[]
["Combined ratio excl. catastrophe and prior year development",0.97899999999999998,0.96699999999999997,0.94,0.95199999999999996,0.97899999999999998,0.96099999999999997,0.97399999999999998,0.96599999999999997,0.94899999999999995,0.91400000000000003,0.92900000000000005,0.94,0.93899999999999995,null,0.96499999999999997,0.95799999999999996,0.94,null,0.95699999999999996,0.96399999999999997,0.93600000000000005,null,0.95899999999999996,0.96299999999999997,0.93]
[]
["Loss and LAE components:"]
["Current accident year, excluding catastrophe loss",0.64500000000000002,0.65800000000000003,0.65200000000000002,0.63600000000000001,0.66100000000000003,0.66900000000000004,0.66500000000000004,0.67400000000000004,0.63,0.623,0.63300000000000001,0.63200000000000001,0.64100000000000001,null,0.64800000000000002,0.65200000000000002,0.63700000000000001,null,0.65,0.65700000000000003,0.63500000000000001,null,0.65200000000000002,0.66,0.63200000000000001]
["Prior accident year loss reserve development",-0.06,-9.1999999999999998E-2,-0.04,-8.9999999999999993E-3,-1.0999999999999999E-2,5.0000000000000001E-3,-3.0000000000000001E-3,-0.02,-7.0000000000000001E-3,-1.4E-2,6.0000000000000001E-3,-1.4E-2,0,null,-0.01,-1.4E-2,-8.0000000000000002E-3,null,-2.1000000000000001E-2,-1.1000000000000001E-2,-2E-3,null,-0.04,-7.0000000000000001E-3,-5.0000000000000001E-3]
["Current accident year catastrophe loss",0.01,2.5000000000000001E-2,9.5000000000000001E-2,4.0000000000000001E-3,2E-3,8.0000000000000002E-3,3.0000000000000001E-3,7.0000000000000001E-3,1E-3,2E-3,3.0000000000000001E-3,1E-3,3.0000000000000001E-3,null,3.0000000000000001E-3,4.0000000000000001E-3,2E-3,null,3.5000000000000003E-2,4.0000000000000001E-3,2E-3,null,3.3000000000000002E-2,5.0000000000000001E-3,2E-3]
["Loss and LAE ratio",0.59499999999999997,0.59099999999999997,0.70699999999999996,0.63100000000000001,0.65200000000000002,0.68200000000000005,0.66500000000000004,0.66100000000000003,0.624,0.61099999999999999,0.64200000000000002,0.61899999999999999,0.64400000000000002,null,0.64100000000000001,0.64200000000000002,0.63100000000000001,null,0.66400000000000003,0.65,0.63500000000000001,null,0.64500000000000002,0.65800000000000003,0.629]

{"sheet":"Pg 10 P&C_SF_UW","index":9,"n_rows":37,"n_cols":26,"rows_kept":37,"cut":false,"hidden":false,"merged":[[4,23,4,24],[4,15,4,16],[4,19,4,20],[4,1,4,8]]}
["American Financial Group, Inc."]
["Specialty Financial - Underwriting Results (GAAP)"]
["($ in millions)"]
[]
[null,"Three Months Ended",null,null,null,null,null,null,null,null,null,null,null,null,null,"Six Months Ended",null,null,null,"Nine Months Ended",null,null,null,"Twelve Months Ended"]
[null,"3/31/18","12/31/17","09/30/17","06/30/17","03/31/17","12/31/16","09/30/16","06/30/16","03/31/16","12/31/15","09/30/15","06/30/15","03/31/15",null,"06/30/17","06/30/16","06/30/15",null,"09/30/17","09/30/16","09/30/15",null,"12/31/17","12/31/16","12/31/15"]
[]
["Gross written premiums",179,208,181,174,164,180,186,172,147,227,164,157,137,null,338,319,294,null,519,505,458,null,727,685,637]
["Ceded reinsurance premiums",-31,-52,-31,-25,-23,-26,-37,-28,-22,-43,-27,-21,-22,null,-48,-50,-43,null,-79,-87,-70,null,-131,-113,-97]
["Net written premiums",148,156,150,149,141,154,149,144,125,184,137,136,115,null,290,269,251,null,440,418,388,null,596,572,540]
["Change in unearned premiums",1,-15,-8,-3,6,-13,-4,-5,7,-7,-6,-7,5,null,3,2,-2,null,-5,-2,-8,null,-20,-15,-23]
["Net earned premiums",149,141,142,146,147,141,145,139,132,177,131,129,120,null,293,271,249,null,435,416,380,null,576,557,517]
[]
["Loss and LAE",60,47,79,49,52,46,45,42,45,70,36,36,36,null,101,87,72,null,180,132,108,null,227,178,154]
["Underwriting expense",74,75,66,74,73,75,81,75,64,95,69,69,62,null,147,139,131,null,213,220,200,null,288,295,276]
["Underwriting profit (loss)",15,19,-3,23,22,20,19,22,23,12,26,24,22,null,45,45,46,null,42,64,72,null,61,84,87]
[]
["Included in results above:"]
["Current accident year catastrophe losses:"]
["Catastrophe reinstatement premium",0,0,2,0,0,0,0,0,0,0,0,0,0,null,0,0,0,null,2,0,0,null,2,0,0]
["Catastrophe loss",3,-5,29,5,1,2,5,3,1,7,1,2,1,null,6,4,3,null,35,9,4,null,30,11,3]
["Total current accident year catastrophe losses",3,-5,31,5,1,2,5,3,1,7,1,2,1,null,6,4,3,null,37,9,4,null,32,11,9]
[]
["Prior year loss reserve development (favorable) / adverse",-3,1,-5,-8,-9,-6,-6,-7,-4,2,-8,-8,-9,null,-17,-11,-17,null,-22,-17,-25,null,-21,-23,-30]
[]
["Combined ratio:"]
["Loss and LAE ratio",0.40200000000000002,0.33100000000000002,0.56000000000000005,0.33100000000000002,0.35599999999999998,0.32400000000000001,0.316,0.30099999999999999,0.34,0.32800000000000001,0.27700000000000002,0.27700000000000002,0.30399999999999999,null,0.34399999999999997,0.32,0.28999999999999998,null,0.41399999999999998,0.318,0.28499999999999998,null,0.39400000000000002,0.32,0.29699999999999999]
["Underwriting expense ratio",0.5,0.53100000000000003,0.46200000000000002,0.51300000000000001,0.49399999999999999,0.53600000000000003,0.54800000000000004,0.54300000000000004,0.48599999999999999,0.55900000000000005,0.52900000000000003,0.53300000000000003,0.51300000000000001,null,0.504,0.51500000000000001,0.52400000000000002,null,0.49,0.52700000000000002,0.52500000000000002,null,0.5,0.52900000000000003,0.53400000000000003]
["Combined ratio",0.90200000000000002,0.8620000000000001,1.022,0.84400000000000008,0.85,0.8600000000000001,0.8640000000000001,0.84400000000000008,0.82600000000000007,0.88700000000000001,0.80600000000000005,0.81,0.81699999999999995,null,0.84799999999999998,0.83499999999999996,0.81400000000000006,null,0.90399999999999991,0.84499999999999997,0.81,null,0.89400000000000002,0.84899999999999998,0.83099999999999996]
[]
["Combined ratio excl. catastrophe and prior year development",0.90200000000000002,0.89100000000000001,0.84899999999999998,0.86499999999999999,0.90600000000000003,0.88800000000000001,0.87,0.87,0.84799999999999998,0.88800000000000001,0.85799999999999998,0.85199999999999998,0.88500000000000001,null,0.88600000000000001,0.85899999999999999,0.86799999999999999,null,0.874,0.86299999999999999,0.86399999999999999,null,0.878,0.86899999999999999,0.871]
[]
["Loss and LAE components:"]
["Current accident year, excluding catastrophe loss",0.40200000000000002,0.36,0.38700000000000001,0.35199999999999998,0.41199999999999998,0.35199999999999998,0.32200000000000001,0.32700000000000001,0.36199999999999999,0.32900000000000001,0.32900000000000001,0.31900000000000001,0.372,null,0.38200000000000001,0.34399999999999997,0.34399999999999997,null,0.38400000000000001,0.33600000000000002,0.33900000000000002,null,0.378,0.34,0.33700000000000002]
["Prior accident year loss reserve development",-1.7999999999999999E-2,8.0000000000000002E-3,-3.1E-2,-5.3999999999999999E-2,-6.4000000000000001E-2,-4.4999999999999998E-2,-3.9E-2,-4.5999999999999999E-2,-3.3000000000000002E-2,-3.5999999999999997E-2,-5.8000000000000003E-2,-6.2E-2,-7.2999999999999995E-2,null,-5.8000000000000003E-2,-0.04,-6.7000000000000004E-2,null,-0.05,-0.04,-6.5000000000000002E-2,null,-3.5999999999999997E-2,-0.04,-5.7000000000000002E-2]
["Current accident year catastrophe loss",1.7999999999999999E-2,-3.6999999999999998E-2,0.20399999999999999,3.3000000000000002E-2,8.0000000000000002E-3,1.7000000000000001E-2,3.3000000000000002E-2,0.02,1.0999999999999999E-2,3.5000000000000003E-2,6.0000000000000001E-3,0.02,5.0000000000000001E-3,null,0.02,1.6E-2,1.2999999999999999E-2,null,0.08,2.1999999999999999E-2,1.0999999999999999E-2,null,5.1999999999999998E-2,0.02,1.7000000000000001E-2]
["Loss and LAE ratio",0.40200000000000002,0.33100000000000002,0.56000000000000005,0.33100000000000002,0.35599999999999998,0.32400000000000001,0.316,0.30099999999999999,0.34,0.32800000000000001,0.27700000000000002,0.27700000000000002,0.30399999999999999,null,0.34399999999999997,0.32,0.28999999999999998,null,0.41399999999999998,0.318,0.28499999999999998,null,0.39400000000000002,0.32,0.29699999999999999]

{"sheet":"Pg 11 P&C_Spec_Other_UW","index":10,"n_rows":31,"n_cols":26,"rows_kept":31,"cut":false,"hidden":false,"merged":[[4,23,4,24],[4,15,4,16],[4,19,4,20],[4,1,4,8]]}
["American Financial Group, Inc."]
["Other Specialty - Underwriting Results (GAAP)"]
["($ in millions)"]
[]
[null,"Three Months Ended",null,null,null,null,null,null,null,null,null,null,null,null,null,"Six Months Ended",null,null,null,"Nine Months Ended",null,null,null,"Twelve Months Ended"]
[null,"3/31/18","12/31/17","09/30/17","06/30/17","03/31/17","12/31/16","09/30/16","06/30/16","03/31/16","12/31/15","09/30/15","06/30/15","03/31/15",null,"06/30/17","06/30/16","06/30/15",null,"09/30/17","09/30/16","09/30/15",null,"12/31/17","12/31/16","12/31/15"]
[]
["Gross written premiums",0,0,0,0,0,0,0,0,0,0,0,0,0,null,0,0,0,null,0,0,0,null,0,0,1]
["Ceded reinsurance premiums",36,26,35,27,22,25,30,27,24,30,29,25,22,null,49,51,47,null,84,81,76,null,110,106,98]
["Net written premiums",36,26,35,27,22,25,30,27,24,30,29,25,22,null,49,51,47,null,84,81,76,null,110,106,99]
["Change in unearned premiums",-7,0,-5,-2,3,3,-6,-1,1,2,-7,1,1,null,1,0,2,null,-4,-6,-5,null,-4,-3,-2]
["Net earned premiums",29,26,30,25,25,28,24,26,25,32,22,26,23,null,50,51,49,null,80,75,71,null,106,103,97]
[]
["Loss and LAE",15,23,17,14,17,16,15,13,13,25,6,13,13,null,31,26,26,null,48,41,32,null,71,57,47]
["Underwriting expense",11,8,9,11,9,10,7,10,10,11,9,10,7,null,20,20,17,null,29,27,26,null,37,37,36]
["Underwriting profit (loss)",3,-5,4,0,-1,2,2,3,2,-4,7,3,3,null,-1,5,6,null,3,7,13,null,-2,9,14]
[]
["Included in results above:"]
["Current accident year catastrophe losses:"]
["Catastrophe reinstatement premium",0,0,0,0,0,0,0,0,0,0,0,0,0,null,0,0,0,null,0,0,0,null,0,0,0]
["Catastrophe loss",0,2,1,0,0,0,0,3,0,2,1,0,0,null,0,3,0,null,1,3,1,null,3,3,1]
["Total current accident year catastrophe losses",0,2,1,0,0,0,0,3,0,2,1,0,0,null,0,3,0,null,1,3,1,null,3,3,1]
[]
["Prior year loss reserve development (favorable) / adverse",-1,6,-2,1,3,0,-1,-1,-2,6,-7,-2,-1,null,4,-3,-3,null,2,-4,-10,null,8,-4,-11]
[]
["Combined ratio:"]
["Loss and LAE ratio",0.51300000000000001,0.86199999999999999,0.52600000000000002,0.62,0.68,0.59499999999999997,0.55200000000000005,0.52500000000000002,0.52100000000000002,0.61,0.29399999999999998,0.52400000000000002,0.54400000000000004,null,0.64900000000000002,0.52300000000000002,0.53400000000000003,null,0.60399999999999998,0.53200000000000003,0.45300000000000001,null,0.66900000000000004,0.54900000000000004,0.49399999999999999]
["Underwriting expense ratio",0.39400000000000002,0.36799999999999999,0.32500000000000001,0.36299999999999999,0.378,0.35399999999999998,0.36299999999999999,0.36699999999999999,0.376,0.36099999999999999,0.379,0.35599999999999998,0.34899999999999998,null,0.371,0.371,0.35199999999999998,null,0.35399999999999998,0.36899999999999999,0.36099999999999999,null,0.35799999999999998,0.36499999999999999,0.36099999999999999]
["Combined ratio",0.90700000000000003,1.23,0.85099999999999998,0.98299999999999998,1.0580000000000001,0.94899999999999995,0.91500000000000004,0.89200000000000002,0.89700000000000002,0.97099999999999997,0.67300000000000004,0.88,0.89300000000000002,null,1.02,0.89400000000000002,0.88600000000000001,null,0.95799999999999996,0.90100000000000002,0.81400000000000006,null,1.0270000000000001,0.91400000000000003,0.85499999999999998]
[]
["Combined ratio excl. catastrophe and prior year development",0.96599999999999997,0.94499999999999995,0.90400000000000003,0.93500000000000005,0.93400000000000005,0.93700000000000006,0.95099999999999996,0.86399999999999999,0.96,0.98099999999999998,0.97599999999999998,0.93200000000000005,0.96599999999999997,null,0.93500000000000005,0.91100000000000003,0.94799999999999995,null,0.92300000000000004,0.92500000000000004,0.95699999999999996,null,0.93,0.92800000000000005,0.96399999999999997]

{"sheet":"Pg 12 Annuity Results","index":11,"n_rows":50,"n_cols":27,"rows_kept":50,"cut":false,"hidden":false,"merged":[[4,24,4,25],[4,16,4,17],[4,20,4,21],[4,2,4,9]]}
["American Financial Group, Inc."]
["Annuity Earnings (GAAP)"]
["($ in millions)"]
[]
[null,null,"Three Months Ended",null,null,null,null,null,null,null,null,null,null,null,null,null,"Six Months Ended",null,null,null,"Nine Months Ended",null,null,null,"Twelve Months Ended"]
[null,null,"3/31/18","12/31/17","09/30/17","06/30/17","03/31/17","12/31/16","09/30/16","06/30/16","03/31/16","12/31/15","09/30/15","06/30/15","03/31/15",null,"06/30/17","06/30/16","06/30/15",null,"09/30/17","09/30/16","09/30/15",null,"12/31/17","12/31/16","12/31/15"]
[]
["Net investment income",null,394,376,375,360,347,346,351,344,315,441,317,306,292,null,707,659,598,null,1082,1010,915,null,1458,1356,1224]
["Guaranteed withdrawal benefit fees",null,16,17,15,14,14,14,14,13,12,22,11,10,10,null,28,25,20,null,43,39,31,null,60,53,43]
["Policy charges and other miscellaneous income",null,10,7,11,12,13,13,12,11,14,6,13,14,17,null,25,25,31,null,36,37,44,null,43,50,55]
[]
["Total revenues",null,420,400,401,386,374,373,377,368,341,469,341,330,319,null,760,709,649,null,1161,1086,990,null,1561,1459,1322]
[]
["Annuity benefits",null,182,257,215,224,196,160,189,223,228,257,208,151,184,null,420,451,335,null,635,640,543,null,892,800,732]
["Acquisition expenses",null,81,15,54,47,52,54,53,40,34,38,44,62,37,null,99,74,99,null,153,127,143,null,168,181,163]
["Other expenses",null,32,31,30,30,30,27,28,29,26,36,22,29,23,null,60,55,52,null,90,83,74,null,121,110,96]
[]
["Total costs and expenses",null,295,303,299,301,278,241,270,292,288,331,274,242,244,null,579,580,486,null,878,850,760,null,1181,1091,991]
[]
["Core Annuity earnings before income taxes",null,125,97,102,85,96,132,107,76,53,138,67,88,75,null,181,129,163,null,283,236,230,null,380,368,331]
[]
["ELNY guaranty fund assessments charge before income tax (a)",null,0,0,0,0,0,0,0,0,0,0,0,0,0,null,0,0,0,null,0,0,0,null,0,0,0]
[]
["Annuity earnings before income taxes",null,125,97,102,85,96,132,107,76,53,138,67,88,75,null,181,129,163,null,283,236,230,null,380,368,331]
[]
[]
[]
["Detail of Annuity earnings before income taxes"]
["Earnings before income taxes and impact of fair value accounting",null,112,108,106,101,98,103,106,102,84,137,89,77,92,null,199,186,169,null,305,292,258,null,413,395,354]
["Impact of fair value accounting (a)",null,13,-11,-4,-16,-2,29,1,-26,-31,1,-22,11,-17,null,-18,-57,-6,null,-22,-56,-28,null,-33,-27,-23]
["Earnings before income taxes",null,125,97,102,85,96,132,107,76,53,138,67,88,75,null,181,129,163,null,283,236,230,null,380,368,331]
[]
[]
["(a)  Changes in fair value of derivatives, offset by an estimate of the related acceleration/deceleration of the amortization of deferred policy acquistion costs and the deferred"]
["      sales inducements, were as follows:"]
[]
[]
[null,"Interest on Embedded Derivative liability",-7,-5,-4,-4,-3,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,-16,-7]
[null,"Impact of changes in interest rates higher (lower) than expected",27,-12,-10,-17,-11,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,-50,-29]
[null,"Change in markets (1)",-2,9,6,5,9,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,29,6]
[null,"Renewal option purchases lower (higher) than expected",-4,0,1,1,2,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,4,5]
[null,"Other (2)",-1,-3,3,-1,1,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,0,-2]
[null,"    Impact of Fair Value accounting, as reported",13,-11,-4,-16,-2,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,-33,-27]
[]
[]
[null,"Embedded Derivative liability balance at end of period",2549,2542.4,2292.5000000000005,2129.4,1963.1000000000001,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,2542.4,1759]
[]
[null,"____________________________________"]
[null,"(1) Reflects impact of changes in stock market, incuding volatility"]
[null,"(2) Includes impact of actual vs. expected lapse activity"]

{"sheet":"Pg 13 Annuity Benefit Expense","index":13,"n_rows":29,"n_cols":26,"rows_kept":29,"cut":false,"hidden":false,"merged":[[4,23,4,24],[4,15,4,16],[4,19,4,20],[4,1,4,8]]}
["American Financial Group, Inc."]
["Detail of Annuity Benefits Expense (GAAP)"]
["($ in millions)"]
[]
[null,"Three Months Ended",null,null,null,null,null,null,null,null,null,null,null,null,null,"Six Months Ended",null,null,null,"Nine Months Ended",null,null,null,"Twelve Months Ended"]
[null,"3/31/18","12/31/17","09/30/17","06/30/17","03/31/17","12/31/16","09/30/16","06/30/16","03/31/16","12/31/15","09/30/15","06/30/15","03/31/15",null,"06/30/17","06/30/16","06/30/15",null,"09/30/17","09/30/16","09/30/15",null,"12/31/17","12/31/16","12/31/15"]
[]
[]
["Detail of annuity benefits expense:"]
["Interest credited - fixed",166,164,160,157,152,148,145,142,139,180,135,131,128,null,309,281,259,null,469,426,394,null,633,574,532]
["Interest credited - fixed component of variable annuities",1,1,1,2,1,1,1,2,1,0,2,2,1,null,3,3,3,null,4,4,5,null,5,5,6]
["Change in expected death and annuitization reserve",4,5,5,4,4,4,5,4,5,4,5,5,4,null,8,9,9,null,13,14,14,null,18,18,19]
["Amortization of sales inducements",5,5,4,4,6,7,6,6,5,4,6,7,7,null,10,11,14,null,14,17,20,null,19,24,26]
["Guaranteed withdrawal benefit reserve",23,16,18,17,16,20,18,15,16,21,20,16,12,null,33,31,28,null,51,49,48,null,67,69,63]
["Change in other benefit reserves",8,9,16,9,11,11,10,8,5,17,3,12,2,null,20,13,14,null,36,23,17,null,45,34,22]
["Unlockings (a)",0,35,0,0,0,23,0,0,0,23,0,0,0,null,0,0,0,null,0,0,0,null,35,23,19]
["Subtotal before impact of fair value accounting",207,235,204,193,190,214,185,177,171,249,171,173,154,null,383,348,327,null,587,533,498,null,822,747,687]
[]
["Embedded derivative mark-to-market (b)",-63,178,127,112,147,6,109,62,17,293,-130,-19,50,null,259,79,31,null,386,188,-99,null,564,194,-11]
["Equity option mark-to-market",38,-156,-116,-81,-141,-60,-105,-16,40,-285,167,-3,-20,null,-222,24,-23,null,-338,-81,144,null,-494,-141,56]
["Subtotal impact of fair value accounting",-25,22,11,31,6,-54,4,46,57,8,37,-22,30,null,37,103,8,null,48,107,45,null,70,53,45]
[]
["Total annuity benefits expense",182,257,215,224,196,160,189,223,228,257,208,151,184,null,420,451,335,null,635,640,543,null,892,800,732]
[]
[]
["(a)   Includes unlockings for fixed indexed annuity embedded derivative reserves, sales inducement asset and other reserves.  Does not include unlocking income"]
["       of $32 million in 2017 and $24 million in 2016 for deferred policy acquisition costs and unearned revenue reserves.  These unlockings are included in "]
["      acquisition expenses and other income.  In total, AFG recorded an unlocking expense of $3 million in 2017 and an expense reduction of $1 million in 2016. "]
["(b)  Excludes unlocking impact of $25 million in 2017 and $17 million in 2016."]

{"sheet":"Pg 14 Annuity_Spread","index":14,"n_rows":44,"n_cols":26,"rows_kept":44,"cut":false,"hidden":false,"merged":[[4,23,4,24],[4,15,4,16],[4,19,4,20],[4,1,4,8]]}
["American Financial Group, Inc."]
["Net Spread on Fixed Annuities (GAAP)"]
["($ in millions)"]
[]
[null,"Three Months Ended",null,null,null,null,null,null,null,null,null,null,null,null,null,"Six Months Ended",null,null,null,"Nine Months Ended",null,null,null,"Twelve Months Ended"]
[null,"3/31/18","12/31/17","09/30/17","06/30/17","03/31/17","12/31/16","09/30/16","06/30/16","03/31/16","12/31/15","09/30/15","06/30/15","03/31/15",null,"06/30/17","06/30/16","06/30/15",null,"09/30/17","09/30/16","09/30/15",null,"12/31/17","12/31/16","12/31/15"]
[]
["Average fixed annuity investments (at amortized cost) (a)",33002,32245,31713,30988,30055,29192,28548,27964,27186,26401,25642,24711,23943,null,30522,27575,24327,null,30919,27899,24765,null,31250,28223,25174]
["Average annuity benefits accumulated ",33329,32680,32029,31212,30183,29250,28538,27861,26935,26048,25316,24474,23752,null,30698,27398,24113,null,31141,27778,24514,null,31526,28146,24898]
["Annuity benefits accumulated in excess of investments (a)",-327,-435,-316,-224,-128,-58,10,103,251,353,326,237,191,null,-176,177,214,null,-222,121,251,null,-276,77,276]
[]
["As % of average annuity benefits accumulated (except as noted)"]
["Net investment income (as % of investments)",4.7399999999999998E-2,4.6199999999999998E-2,4.7E-2,4.6199999999999998E-2,4.5900000000000003E-2,4.7199999999999999E-2,4.8800000000000003E-2,4.8800000000000003E-2,4.5999999999999999E-2,4.65E-2,4.9200000000000001E-2,4.9099999999999998E-2,4.8300000000000003E-2,null,4.5999999999999999E-2,4.7399999999999998E-2,4.87E-2,null,4.6399999999999997E-2,4.7899999999999998E-2,4.8899999999999999E-2,null,4.6300000000000001E-2,4.7699999999999999E-2,4.8300000000000003E-2]
["Interest credited",-1.9900000000000001E-2,-0.02,-2.01E-2,-2.01E-2,-2.01E-2,-2.0199999999999999E-2,-2.0299999999999999E-2,-2.0400000000000001E-2,-2.06E-2,-2.12E-2,-2.12E-2,-2.1399999999999999E-2,-2.1600000000000001E-2,null,-2.01E-2,-2.0500000000000001E-2,-2.1499999999999998E-2,null,-2.01E-2,-2.0400000000000001E-2,-2.1399999999999999E-2,null,-2.01E-2,-2.0400000000000001E-2,-2.1399999999999999E-2]
["Net interest spread on fixed annuities",2.7499999999999997E-2,2.6199999999999998E-2,2.69E-2,2.6099999999999998E-2,2.5800000000000003E-2,2.7E-2,2.8500000000000004E-2,2.8400000000000002E-2,2.5399999999999999E-2,2.53E-2,2.8000000000000001E-2,2.7699999999999999E-2,2.6700000000000002E-2,null,2.5899999999999999E-2,2.6899999999999997E-2,2.7200000000000002E-2,null,2.6299999999999997E-2,2.7499999999999997E-2,2.75E-2,null,2.6200000000000001E-2,2.7299999999999998E-2,2.6900000000000004E-2]
[]
["Policy charges and other miscellaneous income",1E-3,1E-3,1E-3,1.1999999999999999E-3,1.4E-3,1.5E-3,1.4E-3,1.2999999999999999E-3,1.6000000000000001E-3,1.5E-3,1.6000000000000001E-3,1.6999999999999999E-3,2.3999999999999998E-3,null,1.2999999999999999E-3,1.5E-3,2E-3,null,1.1999999999999999E-3,1.4E-3,1.9E-3,null,1.1000000000000001E-3,1.5E-3,1.8E-3]
["Other annuity benefit expenses, net",-2.8999999999999998E-3,-2.0999999999999999E-3,-3.3E-3,-2.7000000000000001E-3,-3.0999999999999999E-3,-3.8E-3,-3.5999999999999999E-3,-3.0000000000000001E-3,-2.7000000000000001E-3,-3.0999999999999999E-3,-3.5999999999999999E-3,-4.8999999999999998E-3,-2.5000000000000001E-3,null,-2.8999999999999998E-3,-2.8E-3,-3.7000000000000002E-3,null,-3.0999999999999999E-3,-3.0999999999999999E-3,-3.5999999999999999E-3,null,-2.8E-3,-3.3E-3,-3.5000000000000001E-3]
["Acquisition expenses",-9.4000000000000004E-3,-6.0000000000000001E-3,-6.4999999999999997E-3,-5.7999999999999996E-3,-6.7000000000000002E-3,-1.06E-2,-7.1999999999999998E-3,-5.4999999999999997E-3,-4.7000000000000002E-3,-7.4999999999999997E-3,-6.4999999999999997E-3,-9.7999999999999997E-3,-5.8999999999999999E-3,null,-6.1999999999999998E-3,-5.1000000000000004E-3,-7.9000000000000008E-3,null,-6.3E-3,-5.7999999999999996E-3,-7.4000000000000003E-3,null,-6.1999999999999998E-3,-7.0000000000000001E-3,-7.4000000000000003E-3]
["Other expenses",-3.8E-3,-3.7000000000000002E-3,-3.5999999999999999E-3,-3.8E-3,-3.8E-3,-3.5000000000000001E-3,-3.8999999999999998E-3,-3.8E-3,-3.8E-3,-3.2000000000000002E-3,-3.3999999999999998E-3,-4.3E-3,-3.5999999999999999E-3,null,-3.8E-3,-3.8E-3,-3.8999999999999998E-3,null,-3.8E-3,-3.8999999999999998E-3,-3.8E-3,null,-3.7000000000000002E-3,-3.8E-3,-3.5999999999999999E-3]
["Change in fair value of derivatives",3.0000000000000001E-3,-2.7000000000000001E-3,-1.4E-3,-3.8999999999999998E-3,-8.0000000000000004E-4,7.3000000000000001E-3,-5.0000000000000001E-4,-6.6E-3,-8.3999999999999995E-3,2.0000000000000001E-4,-5.8999999999999999E-3,3.5000000000000001E-3,-5.0000000000000001E-3,null,-2.3999999999999998E-3,-7.6E-3,-6.9999999999999999E-4,null,-2E-3,-5.1000000000000004E-3,-2.5000000000000001E-3,null,-2.2000000000000001E-3,-1.9E-3,-1.8E-3]
["Unlockings",0,-5.9999999999999995E-4,0,0,0,2.9999999999999997E-4,0,0,0,6.9999999999999999E-4,0,0,0,null,0,0,0,null,0,0,0,null,-1E-4,1E-4,2.0000000000000001E-4]
["Net spread earned on fixed annuities",1.54E-2,1.21E-2,1.3100000000000002E-2,1.1099999999999999E-2,1.2800000000000002E-2,1.8200000000000001E-2,1.4700000000000005E-2,1.0800000000000002E-2,7.3999999999999986E-3,1.3900000000000003E-2,1.0200000000000004E-2,1.3900000000000001E-2,1.2100000000000003E-2,null,1.1899999999999999E-2,9.099999999999997E-3,1.3000000000000001E-2,null,1.2299999999999998E-2,1.0999999999999996E-2,1.21E-2,null,1.23E-2,1.2899999999999998E-2,1.2600000000000005E-2]
[]
["Average annuity benefits accumulated ",33329,32680,32029,31212,30183,29250,28538,27861,26935,26048,25316,24474,23752,null,30698,27398,24113,null,31141,27778,24514,null,31526,28146,24898]
["Net spread earned on fixed annuities",1.54E-2,1.21E-2,1.3100000000000002E-2,1.1099999999999999E-2,1.2800000000000002E-2,1.8200000000000001E-2,1.4700000000000005E-2,1.0800000000000002E-2,7.3999999999999986E-3,1.3900000000000003E-2,1.0200000000000004E-2,1.3900000000000001E-2,1.2100000000000003E-2,null,1.1899999999999999E-2,9.099999999999997E-3,1.3000000000000001E-2,null,1.2299999999999998E-2,1.0999999999999996E-2,1.21E-2,0,1.23E-2,1.2899999999999998E-2,1.2600000000000005E-2]
["Earnings on fixed annuity benefits accumulated",128,99,105,87,96,133,105,75,50,91,65,85,72,null,183,125,157,null,288,230,222,null,387,363,314]
[]
["Annuity benefits accumulated in excess of investments",-327,-435,-316,-224,-128,-58,10,103,54121,52449,50958,49185,47695,null,-176,177,214,null,-222,121,251,null,-276,77,276]
["Net investment income (as % of investments)",4.7399999999999998E-2,4.6199999999999998E-2,4.7E-2,4.6199999999999998E-2,4.5900000000000003E-2,4.7199999999999999E-2,4.8800000000000003E-2,4.8800000000000003E-2,4.5999999999999999E-2,4.65E-2,4.9200000000000001E-2,4.9099999999999998E-2,4.8300000000000003E-2,null,4.5999999999999999E-2,4.7399999999999998E-2,4.87E-2,null,4.6399999999999997E-2,4.7899999999999998E-2,4.8899999999999999E-2,0,4.6300000000000001E-2,4.7699999999999999E-2,4.8300000000000003E-2]
["Earnings (loss) on annuity benefits accumulated in excess of investments",-4,-5,-4,-3,-1,0,0,1,622,610,627,604,576,null,-4,4,5,null,-8,4,9,null,-13,4,13]
[]
["Variable annuity earnings",1,3,1,1,1,-1,2,0,0,2,-2,0,1,null,2,0,1,null,3,2,-1,null,6,1,5]
["Earnings before income taxes",125,97,102,85,96,132,107,76,672,703,690,689,649,null,181,129,163,null,283,236,230,null,380,368,332]
[]
[]
["Detail of net spread earned on fixed annuities"]
["Net spread earned - before impact of fair value accounting",1.38E-2,1.3399999999999999E-2,1.3600000000000003E-2,1.32E-2,1.3100000000000002E-2,1.4200000000000001E-2,1.4600000000000005E-2,1.4500000000000002E-2,1.1999999999999999E-2,1.3100000000000002E-2,1.3700000000000004E-2,1.2100000000000001E-2,1.4900000000000004E-2,null,1.3099999999999999E-2,1.3299999999999996E-2,1.3500000000000002E-2,null,1.3199999999999998E-2,1.3699999999999997E-2,1.3599999999999999E-2,null,1.3300000000000001E-2,1.3899999999999999E-2,1.1700000000000006E-2]
["Change in fair value of derivatives",3.0000000000000001E-3,-2.7000000000000001E-3,-1.4E-3,-3.8999999999999998E-3,-8.0000000000000004E-4,7.3000000000000001E-3,-5.0000000000000001E-4,-6.6E-3,-8.3999999999999995E-3,2.0000000000000001E-4,null,null,null,null,-2.3999999999999998E-3,-7.6E-3,null,null,-2E-3,-5.1000000000000004E-3,null,null,-2.2000000000000001E-3,-1.9E-3,-1.8E-3]
["Estimated net offsets to deferred sales inducements and deferred policy acquisition costs",-1.4E-3,1.4E-3,8.9999999999999998E-4,1.8E-3,5.0000000000000001E-4,-3.3E-3,5.9999999999999995E-4,2.8999999999999998E-3,3.8E-3,5.9999999999999995E-4,-3.5000000000000001E-3,1.8E-3,-2.8E-3,null,1.1999999999999999E-3,3.3999999999999998E-3,-5.0000000000000001E-4,null,1.1000000000000001E-3,2.3999999999999998E-3,-1.5E-3,null,1.1999999999999999E-3,8.9999999999999998E-4,8.9999999999999998E-4]
["Net spread earned - after impact of fair value accounting",1.54E-2,1.21E-2,1.3100000000000002E-2,1.1099999999999999E-2,1.2800000000000002E-2,1.8200000000000001E-2,1.4700000000000005E-2,1.0800000000000002E-2,7.3999999999999986E-3,1.3900000000000003E-2,1.0200000000000004E-2,1.3900000000000001E-2,1.2100000000000003E-2,null,1.1899999999999999E-2,9.099999999999997E-3,1.3000000000000001E-2,null,1.2299999999999998E-2,1.0999999999999996E-2,1.21E-2,null,1.23E-2,1.2899999999999998E-2,1.2600000000000005E-2]
[]
[]
["(a) Excludes non-investment assets such as deferred acquisition costs, FIA options, accrued investment income and company owned life insurance."]

{"sheet":"Pg 15 Annuity STAT Premiums","index":15,"n_rows":29,"n_cols":26,"rows_kept":29,"cut":false,"hidden":false,"merged":[[4,23,4,24],[4,15,4,16],[4,19,4,20],[4,1,4,8]]}
["American Financial Group, Inc."]
["Annuity Premiums (Statutory)"]
["($ in millions)"]
[]
[null,"Three Months Ended",null,null,null,null,null,null,null,null,null,null,null,null,null,"Six Months Ended",null,null,null,"Nine Months Ended",null,null,null,"Twelve Months Ended"]
[null,"3/31/18","12/31/17","09/30/17","06/30/17","03/31/17","12/31/16","09/30/16","06/30/16","03/31/16","12/31/15","09/30/15","06/30/15","03/31/15",null,"06/30/17","06/30/16","06/30/15",null,"09/30/17","09/30/16","09/30/15",null,"12/31/17","12/31/16","12/31/15"]
[]
["Retail single premium annuities - indexed",553,413,367,474,469,415,340,413,546,344,617,404,349,null,943,959,753,null,1310,1299,1370,null,1723,1714,1864]
["Retail single premium annuities - fixed",24,22,19,22,20,22,18,22,20,30,22,18,12,null,42,42,30,null,61,60,52,null,83,82,70]
["Financial institutions single premium annuities - indexed",413,364,360,500,487,474,435,507,534,671,554,369,356,null,987,1041,725,null,1347,1476,1279,null,1711,1950,1741]
["Financial institutions single premium annuities - fixed",105,63,82,215,262,152,97,100,119,311,71,48,38,null,477,219,86,null,559,316,157,null,622,468,229]
["Education market - fixed and indexed annuities",46,41,41,47,45,40,42,45,57,41,47,49,47,null,92,102,96,null,133,144,143,null,174,184,194]
["Subtotal fixed annuity premiums",1141,903,869,1258,1283,1103,932,1087,1276,1397,1311,888,802,null,2541,2363,1690,null,3410,3295,3001,null,4313,4398,4098]
[]
["Variable annuities",7,6,7,8,7,8,9,11,9,5,10,11,11,null,15,20,22,null,22,29,32,null,28,37,42]
["Total annuity premiums",1148,909,876,1266,1290,1111,941,1098,1285,1402,1321,899,813,null,2556,2383,1712,null,3432,3324,3033,null,4341,4435,4140]
[]
[]
[]
["Summary by Distribution Channel:"]
["Total retail",577,435,386,496,489,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,1806,1796]
[]
["Total financial institutions",518,427,442,715,749,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,2333,2418]
[]
[]
["Summary by Product Type:"]
["Total indexed",992,802,746,998,977,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,3523,3751]
[]
["Total fixed",149,101,123,260,306,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,790,647]

{"sheet":"Pg 16 Annuity_Benefits_Accum","index":16,"n_rows":27,"n_cols":27,"rows_kept":27,"cut":false,"hidden":false,"merged":[[4,23,4,24],[4,15,4,16],[4,19,4,20],[4,1,4,7]]}
["American Financial Group, Inc."]
["Fixed Annuity Benefits Accumulated (GAAP)"]
["($ in millions)"]
[]
[null,"Three Months Ended",null,null,null,null,null,null,null,null,null,null,null,null,null,"Six Months Ended",null,null,null,"Nine Months Ended",null,null,null,"Twelve Months Ended"]
[null,"3/31/18","12/31/17","09/30/17","06/30/17","03/31/17","12/31/16","09/30/16","06/30/16","03/31/16","12/31/15","09/30/15","06/30/15","03/31/15",null,"06/30/17","06/30/16","06/30/15",null,"09/30/17","09/30/16","09/30/15",null,"12/31/17","12/31/16","12/31/15","12/31/14"]
[]
["Beginning fixed annuity reserves",33005,32354,31704,30719,29647,28853,28222,27499,26371,25725,24906,24042,23462,null,33005,29647,23462,null,33005,29647,23462,null,29647,26371,23462,20679]
["Premiums",1141,903,869,1258,1283,1103,932,1087,1276,1097,1311,888,802,null,2541,2363,1690,null,3410,3295,3001,null,4313,4398,4098,3649]
["Federal Home Loan Bank (\"FHLB\") advances (paydowns)",0,-64,0,0,0,0,0,0,150,45,0,300,0,null,0,150,300,null,0,150,300,null,-64,150,345,0]
["Surrenders, benefits and other withdrawals",-627,-596,-540,-571,-539,-524,-586,-596,-483,-515,-526,-471,-420,null,-1110,-1079,-891,null,-1650,-1665,-1417,null,-2246,-2189,-1932,-1673]
["Sale of subsidiaries",0,0,0,0,0,0,0,0,0,-261,0,0,0,null,0,0,0,null,0,0,0,null,0,0,-261,0]
["Interest and other annuity benefit expenses:"]
["Interest credited",166,164,160,157,152,148,145,142,139,138,135,131,128,null,309,281,259,null,469,426,394,null,633,574,532,497]
["Embedded derivative mark-to-market",-63,178,127,112,147,6,109,62,17,88,-130,-19,50,null,259,79,31,null,386,188,-99,null,564,194,-11,240]
["Change in other benefit reserves",30,25,34,29,29,34,31,28,29,31,29,35,20,null,58,57,55,null,92,88,84,null,117,122,115,81]
["Unlockings",0,41,0,0,0,27,0,0,0,23,0,0,0,null,0,0,0,null,0,0,0,null,41,27,23,-11]
["Ending fixed annuity reserves",33652,33005,32354,31704,30719,29647,28853,28222,27499,26371,25725,24906,24042,null,35062,31498,24906,null,35712,32129,25725,null,33005,29647,26371,23462]
[]
["Reconciliation to annuity benefits accumulated:"]
["Ending fixed annuity reserves",33652,33005,32354,31704,30719,29647,28853,28222,27499,26371,25725,24906,24042,null,35062,31498,24906,null,35712,32129,25725,null,33005,29647,26371,23462]
["Impact of unrealized investment gains on reserves",71,133,138,128,100,76,180,188,127,64,113,107,179,null,128,188,107,null,138,180,113,null,133,76,64,111]
["Fixed component of variable annuities",178,178,179,182,183,184,189,186,186,184,188,190,190,null,182,186,190,null,179,189,188,null,178,184,187,191]
["Annuity benefits accumulated per balance sheet",33901,33316,32671,32014,31002,29907,29222,28596,27812,26619,26026,25203,24411,null,35372,31872,25203,null,36029,32498,26026,null,33316,29907,26622,23764]
[]
["Annualized surrenders and other withdrawals as a %"]
["of beginning reserves",7.5988486592940468E-2,7.3684861222723622E-2,6.8130204390613167E-2,7.4351378625606299E-2,7.2722366512631975E-2,7.264409246872075E-2,8.3055772092693644E-2,8.669406160224008E-2,7.3262295703613825E-2,8.0077745383867832E-2,8.4477635911025459E-2,7.8362864986274025E-2,7.1605148751172104E-2,null,6.7262535979397062E-2,7.2789826963942386E-2,7.59526042110647E-2,null,6.6656567186789875E-2,7.4881100954565391E-2,8.0527377603500691E-2,null,7.5758086821600831E-2,8.3007849531682526E-2,8.2345921063847929E-2,8.0903331882586194E-2]

{"sheet":"Pg 17 GMIR","index":17,"n_rows":25,"n_cols":76,"rows_kept":25,"cut":false,"hidden":false,"merged":[[6,46,6,48],[6,55,6,57]]}
["American Financial Group, Inc."]
["Guaranteed Minimum Interest Rate (\"GMIR\") Analysis"]
["($ in millions)"]
[]
[]
[]
["GMIR",null,"3/31/18",null,"12/31/17",null,"9/30/17",null,"6/30/17",null,"3/31/17",null,"12/31/16",null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,"Six Months Ended",null,null,null,null,null,null,null,null,"Nine Months Ended"]
[null,null,null,null,null,null,null,null,null,null,null,null,null,null,"09/30/16",null,"06/30/16",null,"03/31/16",null,"12/31/15",null,"09/30/15",null,"06/30/15",null,"03/31/15",null,"12/31/14",null,"09/30/14",null,"06/30/14",null,"03/31/14",null,"12/31/13",null,"09/30/13",2013,2013,2012,2012,2012,2012,null,"06/30/17",null,"06/30/16",null,"06/30/15","06/30/14","2013","2013",null,"09/30/17",null,"09/30/16",null,"09/30/15",null,"09/30/14",null,"09/30/13","2012",null,null,null,"12/31/15",null,"12/31/14",null,"12/31/13","2012","2011","2010"]
["1 - 1.99%",null,0.77,null,0.76,null,0.75,null,0.75,null,0.73,null,0.72]
["2 - 2.99%",null,0.05,null,0.05,null,0.05,null,0.05,null,0.06,null,0.06,null,28222,null,27499,null,26371,null,25725,null,24906,null,24042,null,23462,null,22745,null,22205,null,21453,null,20679,null,19505,null,18564,17737,17274,16999,16518,15828,15188,null,{"$error":"#REF!"},null,26371,null,23462,20679,17274,15188,null,{"$error":"#REF!"},null,26371,null,23462,null,20679,null,17274,15188,null,null,null,23462,null,20679,null,17274,15188,12670]
["3 - 3.99%",null,0.09,null,0.1,null,0.1,null,0.1,null,0.11,null,0.12,null,932,null,1087,null,1276,null,1097,null,1311,null,888,null,802,null,960,null,798,null,936,null,955,null,1368,null,1156,848,609,545,709,888,788,null,0.21000000000000002,null,2363,null,1690,1891,1457,1676,null,0.31,null,3295,null,3001,null,2689,null,2613,2385,null,null,null,4098,null,3649,null,3981,2930,3016]
["4.00% and above",null,0.09,null,0.09,null,0.1,null,0.1,null,0.1,null,0.1,null,0,null,0,null,150,null,45,null,0,null,300,null,0,null,0,null,0,null,0,null,0,null,0,null,0,200,0,0,0,0,null,null,0.2,null,150,null,300,0,200,0,null,0.30000000000000004,null,150,null,300,null,0,null,200,0,null,null,null,345,null,0,null,200,0,240]
[null,null,null,null,null,null,null,null,null,null,null,null,null,null,-586,null,-596,null,-483,null,-515,null,-526,null,-471,null,-420,null,-464,null,-426,null,-408,null,-375,null,-408,null,-381,-352,-352,-355,-390,-328,-324,null,0,null,-1079,null,-891,-783,-704,-652,null,0,null,-1665,null,-1417,null,-1209,null,-1085,-1042,null,null,null,-1932,null,-1673,null,-1493,-1397,-1193]
["Annuity Benefits Accumulated",null,33901,null,33316,null,32671,null,32014,null,31002,null,29907,null,0,null,0,null,0,null,-261,null,0,null,0,null,0,null,0,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,0,null,0,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,-261,null,0]
[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,0,null,null,null,null,null,null,null,null,null,0,0]
["Traditional Fixed and FIA Surrender Value (a) (b)",null,25582,null,25138,null,24428,null,23925,null,23284,null,22264,null,145,null,142,null,139,null,138,null,135,null,131,null,128,null,127,null,126,null,123,null,121,null,118,null,113,111,109,109,107,112,110,null,47209,null,281,null,259,244,220,222,-1.6000000000000001E-3,71637,null,426,null,394,null,370,null,333,329,null,null,null,532,null,497,null,451,438,417]
[null,null,null,null,null,null,null,null,null,null,null,null,null,null,109,null,62,null,17,null,88,null,-130,null,-19,null,50,null,87,null,21,null,78,null,54,null,74,null,33,-3,80,-4,40,-3,60,null,0,null,79,null,31,132,77,57,null,0,null,188,null,-99,null,153,null,110,97,null,null,null,-11,null,240,null,184,93,29]
["Ability to Lower Average Crediting Rates by (a) (c)",null,9.9799999999999993E-3,null,9.1599999999999997E-3,null,8.8400000000000006E-3,null,8.6E-3,null,8.2000000000000007E-3,null,8.0000000000000002E-3,null,31,null,28,null,29,null,31,null,29,null,35,null,20,null,18,null,21,null,23,null,19,null,18,null,20,23,17,-10,15,21,6,null,1.6800000000000002E-2,null,57,null,55,42,40,27,null,2.5640000000000003E-2,null,88,null,84,null,63,null,60,42,null,null,null,115,null,81,null,78,32,9]
[null,null,null,null,null,null,null,null,null,null,null,null,null,null,0,null,0,null,0,null,23,null,0,null,0,null,0,null,-11,null,0,null,0,null,0,null,4,null,0,0,0,-10,0,0,0,null,0,null,0,null,0,0,0,0,null,0,null,0,null,0,null,0,null,0,0,null,null,null,23,null,-11,null,4,-10,0]
["Pretax earnings impact of crediting guaranteed minimums (a)",null,255.30835999999999,null,230.26408000000001,null,215.94352000000001,null,205.755,null,190.92880000000002,null,178.11199999999999,null,28853,null,28222,null,27499,null,26371,null,25725,null,24906,null,24042,null,23462,null,22745,null,22205,null,21453,null,20679,null,19505,18564,17737,17274,16999,16518,15828,null,{"$error":"#REF!"},null,28222,null,24906,22205,18564,16518,null,{"$error":"#REF!"},null,28853,null,25725,null,22745,null,19505,16999,null,null,null,26371,null,23462,null,20679,17274,15188]
["(assumes net DAC impact over time = $0)",null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,{"$error":"#REF!"}]
[]
["(a) Excludes Annuities with Guaranteed Withdrawal Benefits, FHLB advances, immediate reserves and certain other reserves."]
["(b) FIA Surrender Value include Host + Embedded Derivatives + Fixed Account values."]
["(c) Weighted Average Crediting Rate less GMIR"]

{"sheet":"Pg 18 Balance Sheet","index":18,"n_rows":45,"n_cols":15,"rows_kept":45,"cut":false,"hidden":false,"merged":[]}
["American Financial Group, Inc."]
["Consolidated Balance Sheet"]
["($ in millions)"]
[]
[null,"3/31/18","12/31/17","09/30/17","06/30/17","03/31/17","12/31/16","09/30/16","06/30/16","03/31/16","12/31/15","09/30/15","06/30/15","03/31/15","12/31/14"]
["Assets:"]
["Total cash and investments",45949,46048,45253,44779,43350,41433,41805,40639,39437,37736,38132,37644,37384,36210]
["Recoverables from reinsurers ",3173,3369,3262,2839,2735,2737,2814,2576,2561,2636,3151,3075,3046,3238]
["Prepaid reinsurance premiums",614,600,691,587,533,539,634,521,475,480,604,499,475,469]
["Agents' balances and premiums receivable",1113,1146,1173,1124,989,997,1029,992,936,937,976,959,864,889]
["Deferred policy acquisition costs",1417,1216,1119,1156,1205,1239,867,881,1055,1184,993,965,756,821]
["Assets of managed investment entities",5090,4902,4767,4873,5331,4765,4312,4410,3906,4047,3613,3629,3279,3108]
["Other receivables",918,1030,1545,923,875,908,1391,788,693,820,1241,660,641,910]
["Variable annuity assets (separate accounts)",632,644,628,620,614,600,606,595,595,608,595,655,667,662]
["Other assets",1551,1504,1526,1518,1633,1655,1188,1132,1181,1190,1034,1116,972,1005]
["Goodwill",199,199,199,199,199,199,199,199,199,199,201,201,201,201]
["Total assets",60656,60658,60163,58618,57464,55072,54845,52733,51038,49837,50540,49403,48285,47513]
[]
["Liabilities and Equity:"]
["Unpaid losses and loss adjustment expenses",9193,9678,9563,8730,8621,8563,8661,8203,8108,8127,8061,7744,7636,7872]
["Unearned premiums",2413,2410,2567,2294,2174,2171,2328,2109,2051,2060,2238,2004,1936,1956]
["Annuity benefits accumulated",33901,33316,32671,32014,31002,29907,29222,28596,27812,26622,26026,25203,24411,23764]
["Life, accident and health reserves",656,658,667,676,687,691,700,702,708,705,2159,2156,2195,2175]
["Payable to reinsurers",661,743,906,681,621,634,835,588,501,591,724,511,494,645]
["Liabilities of managed investment entities",4869,4687,4506,4685,5101,4549,4067,4192,3656,3781,3287,3309,2952,2819]
["Long-term debt",1301,1301,1284,1405,1283,1283,1300,998,998,998,863,1003,1039,1039]
["Variable annuity liabilities (separate accounts)",632,644,628,620,614,600,606,595,595,608,595,655,667,662]
["Other liabilities",1847,1887,1992,2201,2166,1755,1768,1557,1672,1575,1681,1834,1855,1527]
["Total liabilities",55473,55324,54784,53306,52269,50153,49487,47540,46101,45067,45634,44419,43185,42459]
[]
["Redeemable noncontrolling interests",0,3,0,0,0,0,0]
[]
["Shareholders' equity:"]
["Common stock",89,88,88,88,88,87,87,87,87,87,87,88,88,88]
["Capital surplus",1205,1181,1167,1158,1138,1111,1242,1228,1218,1214,1195,1183,1173,1152]
["Appropriated retained earnings",0,0,0,0,0,0,0,0,0,0,0,0,0,-2]
["Retained earnings",3584,3248,3435,3451,3466,3343,3079,3016,3002,2987,2981,2968,2886,2914]
["Unrealized gains - equities",0,221,173,158,145,98,103,46,40,54,44,130,143,139]
["Unrealized gains - fixed maturities",342,619,533,481,384,306,669,639,426,278,445,457,656,604]
["Unrealized gains (losses) - fixed maturity-related cash flow hedges",-24,-13,-6,-6,-8,-7,5,5,4,1,2,0,0,0]
["Other comprehensive income, net of tax",-13,-14,-11,-18,-22,-22,-24,-21,-22,-29,-30,-24,-23,-16]
["Total shareholders' equity",5183,5330,5379,5312,5191,4916,5161,5000,4755,4592,4724,4802,4923,4879]
[]
["Noncontrolling interests",0,1,0,0,4,3,197,193,182,178,182,182,177,175]
["Total liabilities and equity",60656,60658,60163,58618,57464,55072,54845,52733,51038,49837,50540,49403,48285,47513]

{"sheet":"Pg 19 Book Value","index":19,"n_rows":32,"n_cols":15,"rows_kept":32,"cut":false,"hidden":false,"merged":[]}
["American Financial Group, Inc."]
["Book Value Per Share and Price / Book Summary"]
["(in millions, except per share information)"]
[]
[null,"3/31/18","12/31/17","09/30/17","06/30/17","03/31/17","12/31/16","09/30/16","06/30/16","03/31/16","12/31/15","09/30/15","06/30/15","03/31/15","12/31/14"]
[]
["Shareholders' equity",5183,5330,5379,5312,5191,4916,5161,5000,4755,4592,4724,4802,4923,4879]
["Appropriated retained earnings",0,0,0,0,0,0,0,0,0,0,0,0,0,2]
["Shareholders' equity, excluding appropriated retained earnings",5183,5330,5379,5312,5191,4916,5161,5000,4755,4592,4724,4802,4923,4881]
["Unrealized (gains) related to fixed maturities",-318,-606,-527,-475,-376,-299,-674,-644,-430,-279,-447,-457,-656,-604]
["Adjusted shareholders' equity",4865,4724,4852,4837,4815,4617,4487,4356,4325,4313,4277,4345,4267,4277]
["Goodwill",-199,-199,-199,-199,-199,-199,-199,-199,-199,-199,-201,-201,-201,-201]
["Intangibles",-36,-27,-29,-30,-32,-34,-44,-46,-47,-49,-51,-53,-55,-57]
["Tangible adjusted shareholders' equity",4630,4498,4624,4608,4584,4384,4244,4111,4079,4065,4025,4091,4011,4019]
[]
["Common shares outstanding",88.881,88.275000000000006,88.093000000000004,88.007000000000005,87.591999999999999,86.924000000000007,86.812651000000002,86.850459000000001,86.966290000000001,87.474000000000004,87.326999999999998,87.54,87.885999999999996,87.709000000000003]
[]
["Book value per share:"]
["Book value per share",58.32,60.38,61.06,60.36,59.26,56.55,59.45,57.57,54.67,52.5,54.1,54.86,56.01,55.65]
["Adjusted (a)",54.74,53.51,55.08,54.97,54.98,53.11,51.68,50.16,49.72,49.32,48.98,49.63,48.55,48.76]
["Tangible, adjusted (b)",52.1,50.95,52.5,52.36,52.34,50.43,48.89,47.34,46.9,46.49,46.09,46.73,45.63,45.82]
[]
["Market capitalization"]
[]
["AFG's closing common share price",112.22,108.54,103.45,99.37,95.42,88.12,75,73.930000000000007,70.37,72.08,68.91,65.040000000000006,64.150000000000006,60.72]
[]
["Market capitalization",9974,9581,9113,8745,8358,7660,6511,6421,6120,6305,6018,5694,5638,5326]
[]
["Price / Adjusted book value ratio",2.0500548045305078,2.0284059054382362,1.8781771968046479,1.8077132981626343,1.7355401964350674,1.6591978911692715,1.4512383900928794,1.4738835725677832,1.4153258246178602,1.4614760746147608,1.4069007758268681,1.3104976828531132,1.3213182286302783,1.2452830188679245]
[]
["(a) Excludes unrealized gains related to fixed maturity investments."]
["(b) Excludes unrealized gains related to fixed maturity investments, goodwill and intangibles."]

{"sheet":"Pg 20 Capitalization","index":20,"n_rows":29,"n_cols":15,"rows_kept":29,"cut":false,"hidden":false,"merged":[]}
["American Financial Group, Inc."]
["Capitalization"]
["($ in millions)"]
[]
[null,"3/31/18","12/31/17","09/30/17","06/30/17","03/31/17","12/31/16","09/30/16","06/30/16","03/31/16","12/31/15","09/30/15","06/30/15","03/31/15","12/31/14"]
[]
["AFG senior obligations",1018,1018,1003,1128,1008,1008,1008,708,708,708,708,840,840,840]
["Borrowings drawn under credit facility",0,0,0,0,0,0,0,0,0,0,0,0,0,0]
["Obligations of subsidiaries - other",0,0,0,0,0,0,18,12,12,12,12,12,12,12]
["Debt excluding subordinated debt",1018,1018,1003,1128,1008,1008,1026,720,720,720,720,852,852,852]
[]
["AFG subordinated debentures",300,300,300,300,300,300,300,300,300,300,150,150,150,150]
["Obligations of subsidiaries - secured by real estate",0,0,0,0,0,0,0,0,0,0,10,22,59,59]
["Total principal amount of long-term debt",1318,1318,1303,1428,1308,1308,1326,1020,1020,1020,880,1024,1061,1061]
[]
["Shareholders' equity",5183,5330,5379,5312,5191,4916,5161,5000,4755,4592,4724,4802,4923,4879]
["Noncontrolling interests (including redeemable NCI)",0,4,0,0,4,3,197,193,182,178,182,182,177,175]
["Less:"]
["  Appropriated retained earnings",0,0,0,0,0,0,0,0,0,0,0,0,0,2]
["  Unrealized (gains) - fixed maturity investments",-342,-619,-533,-481,-384,-306,-669,-639,-426,-278,-445,-457,-656,-604]
["Total adjusted capital",6159,6033,6149,6259,6119,5921,6015,5574,5531,5512,5341,5551,5505,5513]
[]
["Less:"]
["Obligations of subsidiaries - secured by real estate",0,0,0,0,0,0,0,0,0,0,-10,-22,-59,-59]
["Total adjusted capital excluding obligations secured by real estate",6159,6033,6149,6259,6119,5921,6015,5574,5531,5512,5331,5529,5446,5454]
[]
["Ratio of debt to total adjusted capital:"]
["Including subordinated debt",0.21399577853547655,0.21846510856953422,0.21190437469507237,0.2281514618948714,0.21376041836901455,0.22090863029893598,0.22044887780548628,0.18299246501614638,0.18441511480744893,0.18505079825834542,0.16476315296760907,0.18447126643847955,0.19273387829246139,0.19245419916560857]
["Excluding subordinated debt",0.16528657249553499,0.16873860434278137,0.16311595381362823,0.18022048250519251,0.16473279947703873,0.17024151325789563,0.17057356608478802,0.12917115177610333,0.13017537515819924,0.13062409288824384,0.13505908835115363,0.15409658166033641,0.15644509731913331,0.15621562156215621]

{"sheet":"Pg 21 Additional Supp Data","index":21,"n_rows":26,"n_cols":25,"rows_kept":26,"cut":false,"hidden":false,"merged":[[4,22,4,23],[4,14,4,15],[4,18,4,19],[4,1,4,7]]}
["American Financial Group, Inc."]
["Additional Supplemental Information"]
["($ in millions)"]
[]
[null,"Three Months Ended",null,null,null,null,null,null,null,null,null,null,null,null,"Six Months Ended",null,null,null,"Nine Months Ended",null,null,null,"Twelve Months Ended"]
[null,"3/31/18","12/31/17","09/30/17","06/30/17","03/31/17","12/31/16","09/30/16","06/30/16","03/31/16","09/30/15","06/30/15","03/31/15",null,"06/30/17","06/30/16","06/30/15",null,"09/30/17","09/30/16","09/30/15",null,"12/31/17","12/31/16","12/31/15"]
["Property and Casualty Insurance"]
[]
["Paid Losses (GAAP)",640,726,596,652,554,683,537,586,547,585,526,617,null,1206,1133,1143,null,1802,1670,1728,null,2528,2353,2403]
[]
[]
[]
[]
[]
[null,"3/31/18","12/31/17","09/30/17","06/30/17","03/31/17","12/31/16","09/30/16","06/30/16","03/31/16","09/30/15","06/30/15","03/31/15",null,"03/31/16",null,null,null,"06/30/16",null,null,null,"12/31/16"]
["Statutory Surplus"]
[]
["Property and Casualty Insurance",2781,2729,2817,2882,3013,2939,3038,2601,2574,2356,2399,2340,null,2574,null,null,null,2601,null,null,null,2939]
[]
["AFG's principal annuity subsidiaries (total adjusted capital)",2442,2442,2433,2389,2341,2234,2216,2089,2032,1816,1911,1861,null,2032,null,null,null,2089,null,null,null,2234]
[]
["Allowable dividends without regulatory approval"]
[]
["Property and Casualty Insurance",563,563,496,496,496,496,434,434,434,315,315,315,null,434,null,null,null,434,null,null,null,496]
["Annuity and Run-off",263,263,197,197,197,197,375,375,375,358,358,358,null,375,null,null,null,375,null,null,null,197]
["Total ",826,826,693,693,693,693,809,809,809,673,673,673,null,809,null,null,null,809,null,null,null,693]

{"sheet":"Pg 22 Inv_Schedule","index":22,"n_rows":43,"n_cols":7,"rows_kept":43,"cut":false,"hidden":false,"merged":[[4,1,4,6],[22,1,22,6]]}
["American Financial Group, Inc."]
["Total Cash and Investments"]
["($ in millions)"]
[]
[null,"      Carrying Value - March 31, 2018"]
[null,"Property and",null,"Parent and",null,null,"% of"]
[null,"Casualty","Annuity and","Other Non-","Consolidate","Total AFG","Investment"]
[null,"Insurance","Run-off","Insurance","CLOs","Consolidated","Portfolio"]
["Total cash and investments:"]
["Cash and cash equivalents",973,392,294,0,1659,0.04]
["Fixed maturities - Available for sale",7420,31693,12,0,39125,0.85]
["Fixed maturities - Trading",104,56,0,0,160,0]
["Equity securities",1051,681,54,0,1786,0.04]
["Investments accounted for using the equity method",440,657,0,0,1097,0.02]
["Mortgage loans",307,775,0,0,1082,0.02]
["Policy loans",0,181,0,0,181,0.01]
["Equity Index Call Options",0,591,0,0,591,0.01]
["Real estate and other investments",146,293,49,-220,268,"1%"]
["Total cash and investments",10441,35319,409,-220,45949,"100%"]
[]
["Unrealized gain/(loss) on equity securities",0,0,0,0,0]
[]
[null,"      Carrying Value - December 31, 2017"]
[null,"Property and",null,"Parent and",null,null,"% of"]
[null,"Casualty","Annuity and","Other Non-","Consolidate","Total AFG","Investment"]
[null,"Insurance","Run-off","Insurance","CLOs","Consolidated","Portfolio"]
["Total cash and investments:"]
["Cash and cash equivalents",1398,625,315,0,2338,0.05]
["Fixed maturities - Available for sale",7142,31223,14,0,38379,0.83]
["Fixed maturities - Trading",232,116,0,0,348,0.01]
["Equity securities",1012,594,56,0,1662,0.04]
["Investments accounted for using the equity method",404,595,0,0,999,0.02]
["Mortgage loans",308,817,0,0,1125,0.02]
["Policy loans",0,184,0,0,184,0]
["Equity Index Call Options",0,701,0,0,701,0.02]
["Real estate and other investments",158,311,57,-214,312,"1%"]
["Total cash and investments",10654,35166,442,-214,46048,"100%"]
[]
["Unrealized gain/(loss) on equity securities",165,114,0,0,279]
[]
[]
["Note: On January 1, 2018, AFG adopted Accounting Standards Update (“ASU”) 2016-01, which requires all equity securities other than those accounted "]
["for under the equity method to be reported at fair value with holding gains and losses recognized in net earnings."]

{"sheet":"Pg 23 Qtr_NII","index":23,"n_rows":48,"n_cols":26,"rows_kept":48,"cut":false,"hidden":false,"merged":[[4,23,4,24],[4,15,4,16],[4,19,4,20],[4,1,4,8]]}
["American Financial Group, Inc."]
["Net Investment Income"]
["($ in millions)"]
[]
[null,"Three Months Ended",null,null,null,null,null,null,null,null,null,null,null,null,null,"Six Months Ended",null,null,null,"Nine Months Ended",null,null,null,"Twelve Months Ended"]
[null,"3/31/18","12/31/17","09/30/17","06/30/17","03/31/17","12/31/16","09/30/16","06/30/16","03/31/16","12/31/15","09/30/15","06/30/15","03/31/15",null,"06/30/17","06/30/16","06/30/15",null,"09/30/17","09/30/16","09/30/15",null,"12/31/17","12/31/16","12/31/15"]
["Property and Casualty Insurance:"]
["Gross Investment Income"]
["Fixed maturities - Available for sale",66,65,65,65,63,64,63,66,64,72,62,62,61,null,128,130,123,null,193,193,185,null,258,257,248]
["Fixed maturities - Trading",0,0,0,2,1,-1,2,1,1,-1,0,0,4,null,3,2,4,null,3,4,4,null,3,3,4]
["Equity securities",13,13,12,12,14,13,13,12,13,17,12,12,10,null,26,25,22,null,38,38,34,null,51,51,48]
["Equity in investees",17,4,8,11,4,7,7,2,6,-1,7,3,1,null,15,8,4,null,23,15,11,null,27,22,11]
["Other investments",6,8,11,8,6,6,10,10,1,11,3,8,5,null,14,11,13,null,25,21,16,null,33,27,16]
["Gross investment income",102,90,96,98,88,89,95,91,85,98,84,85,81,null,186,176,166,null,282,271,250,null,372,360,327]
["Investment expenses",-2,-4,-2,-2,-2,-4,-2,-2,-2,-2,-2,-2,-2,null,-4,-4,-4,null,-6,-6,-6,null,-10,-10,-8]
["Total net investment income",100,86,94,96,86,85,93,89,83,96,82,83,79,null,182,172,162,null,276,265,244,null,362,350,319]
[]
["Average cash and investments (a)",10422,10062,9851,9947,9855,9779,9647,9465,9366,9113,8984,8955.5,8775,null,9872,9397,8851,null,9853,9507,8880,null,9948,9550,8955.7999999999993]
[]
["Average yield (b)","3.84%","3.42%","3.82%","3.86%","3.49%","3.48%","3.86%","3.76%","3.54%","4.21%","3.65%","3.71%",3.601139601139601E-2,null,"3.69%","3.66%","3.66%",null,"3.73%","3.72%","3.66%",null,"3.64%","3.66%",3.5619375153531793E-2]
[]
["Annuity and Run-off: Fixed Annuity"]
["Gross Investment Income"]
["Fixed maturities - Available for sale",338,342,332,322,318,315,307,307,294,391,288,277,267,null,640,601,544,null,972,908,832,null,1314,1223,1126]
["Fixed maturities - Trading",0,0,0,0,0,0,0,0,0,0,0,0,0,null,0,0,0,null,0,0,0,null,0,0,0]
["Equity securities",8,7,5,5,5,7,6,6,5,9,5,5,5,null,10,11,10,null,15,17,15,null,22,24,21]
["Equity in investees",29,9,12,10,6,6,9,2,5,2,11,1,2,null,16,7,3,null,28,16,15,null,37,22,16]
["Other investments",19,19,26,22,19,20,27,29,11,7,14,23,18,null,41,40,41,null,67,67,54,null,86,87,62]
["Gross investment income",394,377,375,359,348,348,349,344,315,409,318,306,292,null,707,659,598,null,1082,1008,916,null,1459,1356,1225]
["Investment expenses",-3,-4,-2,-2,-3,-4,-1,-2,-3,-2,-3,-2,-3,null,-5,-5,-5,null,-7,-6,-8,null,-11,-10,-10]
["Total net investment income",391,373,373,357,345,344,348,342,312,407,315,304,289,null,702,654,593,null,1075,1002,908,null,1448,1346,1215]
[]
["Average cash and investments (a)",33002,32245,31713,30988,30055,29192,28548,27964,27186,26401,25642,24711,23943,null,30522,27575,24327,null,30919,27899,24765,null,31250,28223,25174]
[]
["Average yield (b)","4.74%","4.62%","4.70%","4.62%","4.59%","4.72%","4.88%","4.88%","4.60%","6.17%","4.92%","4.91%",4.8300000000000003E-2,null,"4.60%","4.74%","4.87%",null,"4.64%","4.79%","4.89%",null,"4.63%","4.77%",5.0299999999999997E-2]
[]
["AFG consolidated net investment income:"]
["Property & Casualty",100,86,94,96,86,85,93,89,83,105,83,83,79,null,182,172,162,null,276,265,245,null,362,350,319]
["Annuity and Run-off:"]
["Fixed Annuity",391,373,373,357,345,344,348,342,312,438,315,304,289,null,702,654,593,null,1075,1002,908,null,1448,1346,1215]
["Variable Annuity",3,3,2,3,2,2,3,2,3,3,2,2,3,null,5,5,5,null,7,8,7,null,10,10,9]
["Run-off",4,4,6,5,5,6,5,5,5,-40,20,21,20,null,10,10,41,null,16,15,61,null,20,21,80]
["Parent & other non-insurance",0,6,1,4,3,0,1,4,1,5,2,-1,0,null,7,5,-1,null,8,6,1,null,14,6,4]
["Consolidate CLOs",-3,-7,-5,-5,-6,-8,-17,-19,7,-32,3,-5,-3,null,-11,-12,-8,null,-16,-29,-5,null,-23,-37,6]
["Total net investment income",495,465,471,460,435,429,433,423,411,479,425,404,388,null,895,834,792,null,1366,1267,1217,null,1831,1696,1633]
[]
["(a) Average cash and investments is the average of the beginning and ending quarter balances, or the average of the five quarters balances."]
["(b) Average yield is calculated by dividing investment income for the quarter by the average cash and investment balance over the quarter.  "]

{"sheet":"Pg 24 Inv_FM_Cons","index":24,"n_rows":47,"n_cols":6,"rows_kept":47,"cut":false,"hidden":false,"merged":[]}
["American Financial Group, Inc."]
["Fixed Maturities - By Security Type - AFG Consolidated"]
["($ in millions )"]
[]
[null,null,null,null,null,"% of"]
[null,"Amortized",null,"Unrealized","% of","Investment"]
["March 31, 2018","Cost","Fair Value","Gain (Loss)","Fair Value","Portfolio"]
["US Government and government agencies",306,303,-3,0.01,0]
["States, municipalities and political subdivisions",6881,7029,148,0.18,0.15]
["Foreign government",153,155,2,0,0]
["Residential mortgage-backed securities",2734,3065,331,0.08,7.0000000000000007E-2]
["Commercial mortgage-backed securities",922,940,18,0.02,0.02]
["Asset-backed securities",8546,8663,117,0.22,0.19]
["Corporate and other bonds",19001,19130,129,"49%","42%"]
["Total AFG consolidated",38543,39285,742,"100%","85%"]
[]
["Annualized yield on available for sale fixed maturities:"]
["Excluding investment expense (a)",4.36E-2]
["Net of investment expense (a)",4.3099999999999999E-2]
[]
["Approximate average life and duration:"]
["Approximate average life","6 years"]
["Approximate duration","5 years"]
[]
[]
[null,null,null,null,null,"% of"]
[null,"Amortized",null,"Unrealized","% of","Investment"]
["December 31, 2017","Cost","Fair Value","Gain (Loss)","Fair Value","Portfolio"]
["US Government and government agencies",293,291,-2,0.01,0.01]
["States, municipalities and political subdivisions",6912,7148,236,0.18,0.15]
["Foreign government",239,242,3,0.01,0.01]
["Residential mortgage-backed securities",2887,3230,343,0.08,7.0000000000000007E-2]
["Commercial mortgage-backed securities",928,963,35,0.02,0.02]
["Asset-backed securities",7836,7962,126,0.21,0.17]
["Corporate and other bonds",18291,18891,600,"49%","41%"]
["Total AFG consolidated",37386,38727,1341,"100%","84%"]
[]
["Annualized yield on available for sale fixed maturities:"]
["Excluding investment expense (a)",4.5100000000000001E-2]
["Net of investment expense (a)",4.4299999999999999E-2]
[]
["Approximate average life and duration:"]
["Approximate average life","6.5 years"]
["Approximate duration","5 years"]
[]
["(a) Annualized yield is calculated by dividing investment income for the quarter by the average cost over the quarter.  "]
["     Average cost is the average of the beginning and ending quarter asset balances."]

{"sheet":"Pg 25 Inv_FM_Segment","index":25,"n_rows":49,"n_cols":10,"rows_kept":49,"cut":false,"hidden":false,"merged":[[4,6,4,9],[26,6,26,9],[26,1,26,4],[4,1,4,4]]}
["American Financial Group, Inc."]
["Fixed Maturities - By Security Type Portfolio"]
["($ in millions )"]
[]
[null,"March 31, 2018",null,null,null,null,"December 31, 2017"]
[null,"Amortized",null,"Unrealized","% of ",null,"Amortized",null,"Unrealized","% of "]
["Property and Casualty Insurance:","Cost","Fair Value","Gain (Loss)","Fair Value",null,"Cost","Fair Value","Gain (Loss)","Fair Value"]
["US Government and government agencies",258,256,-2,0.03,null,244,243,-1,0.03]
["States, municipalities and political subdivisions",2688,2706,18,0.36,null,2740,2798,58,0.38]
["Foreign government",142,143,1,0.02,null,228,229,1,0.03]
["Residential mortgage-backed securities",803,876,73,0.12,null,843,918,75,0.13]
["Commercial mortgage-backed securities",89,90,1,0.01,null,93,95,2,0.01]
["Asset-backed securities",2040,2042,2,0.27,null,1716,1724,8,0.23]
["Corporate and other bonds",1414,1411,-3,0.19,null,1349,1367,18,0.19]
["Property and Casualty Insurance",7434,7524,90,"100%",null,7213,7374,161,"100%"]
[]
["Annualized yield on available for sale fixed maturities:"]
["Excluding investment expense (a)",3.7100000000000001E-2,null,null,null,null,3.73E-2]
["Net of investment expense (a)",3.5999999999999997E-2,null,null,null,null,3.5400000000000001E-2]
["Tax equivalent, net of investment expense (b)",3.8199999999999998E-2,null,null,null,null,4.0300000000000002E-2]
[]
["Approximate average life and duration:"]
["Approximate average life","5 years",null,null,null,null,"5 years"]
["Approximate duration","4 years",null,null,null,null,"4 years"]
[]
[]
[null,"March 31, 2018",null,null,null,null,"December 31, 2017"]
[null,"Amortized",null,"Unrealized","% of",null,"Amortized",null,"Unrealized","% of"]
["Annuity and Run-off:","Cost","Fair Value","Gain (Loss)","Fair Value",null,"Cost","Fair Value","Gain (Loss)","Fair Value"]
["US Government and government agencies",48,47,-1,0,null,48,47,-1,0]
["States, municipalities and political subdivisions",4193,4323,130,0.13,null,4172,4350,178,0.14000000000000001]
["Foreign government",11,12,1,0,null,11,13,2,0]
["Residential mortgage-backed securities",1928,2177,249,7.0000000000000007E-2,null,2041,2299,258,7.0000000000000007E-2]
["Commercial mortgage-backed securities",833,850,17,0.03,null,835,868,33,0.03]
["Asset-backed securities",6506,6621,115,0.21,null,6120,6238,118,0.2]
["Corporate and other bonds",17587,17719,132,0.56000000000000005,null,16942,17524,582,0.56000000000000005]
["Total Annuity and Run-off",31106,31749,643,"100%",null,30169,31339,1170,"100%"]
[]
["Annualized yield on available for sale fixed maturities:"]
["Excluding investment expense (a)",4.5100000000000001E-2,null,null,null,null,4.6600000000000003E-2]
["Net of investment expense (a)",4.4699999999999997E-2,null,null,null,null,4.6100000000000002E-2]
[]
["Approximate average life and duration:"]
["Approximate average life","6.5 years",null,null,null,null,"6.5 years"]
["Approximate duration","5 years",null,null,null,null,"5 years"]
[]
["(a) Annualized yield is calculated by dividing investment income for the quarter by the average cost over the quarter.  "]
["     Average cost is the average of the beginning and ending quarter asset balances."]
["(b) Adjusts the yield on tax-exempt bonds to the fully taxable equivalent yield."]

{"sheet":"Pg 26 FM Rating","index":26,"n_rows":45,"n_cols":5,"rows_kept":45,"cut":false,"hidden":false,"merged":[[24,1,24,4],[5,1,5,4]]}
["American Financial Group, Inc."]
["Fixed Maturities - Credit Rating"]
["($ in millions)"]
[]
[]
[null,"March 31, 2018"]
[null,"Amortized",null,"Unrealized","% of "]
["By Credit Rating (a)","Cost","Fair Value","Gain (Loss)","Fair Value"]
["Investment grade"]
["     AAA",6558,6600,42,0.17]
["     AA",8326,8493,167,0.21]
["     A",9261,9365,104,0.24]
["     BBB",10512,10628,116,"27%"]
["  Subtotal - Investment grade",34657,35086,429,"89%"]
[]
["     BB",852,859,7,0.02]
["     B",270,272,2,0.01]
["     Other (b)",2764,3068,304,"8%"]
["  Subtotal - Non-Investment grade",3886,4199,313,"11%"]
[null," "," "," "," "]
["Total",38543,39285,742,"100%"]
[]
[" 98% of the fixed maturity portfolio is NAIC designated 1 or 2."]
[]
[null,"December 31, 2017"]
[null,"Amortized",null,"Unrealized","% of "]
["By Credit Rating (a)","Cost","Fair Value","Gain (Loss)","Fair Value"]
["Investment grade"]
["     AAA",6253,6356,103,0.16]
["     AA",8150,8411,261,0.22]
["     A",9149,9447,298,0.25]
["     BBB",10146,10496,350,"27%"]
["  Subtotal - Investment grade",33698,34710,1012,"90%"]
[]
["     BB",725,739,14,0.02]
["     B",324,328,4,0.01]
["     Other (b)",2639,2950,311,"7%"]
["  Subtotal - Non-Investment grade",3688,4017,329,"10%"]
[null," "," "," "," "]
["Total",37386,38727,1341,"100%"]
[]
[" 98% of the fixed maturity portfolio is NAIC designated 1 or 2."]
[]
[" (a) If two agencies rate a security, the rating displayed above is the lower of the two; if three or more agencies rate a security, the rating displayed is the second lowest."]
[" (b) See page 30 for more information."]

{"sheet":"Pg 27 Inv_MBS_Cons","index":27,"n_rows":32,"n_cols":6,"rows_kept":32,"cut":false,"hidden":false,"merged":[]}
["American Financial Group, Inc."]
["Mortgage-Backed Securities - AFG Consolidated"]
["($ in millions)"]
[]
[null,null,null,null,null,"% of"]
[null,"Amortized",null,"Unrealized","% of","Investment"]
["March 31, 2018","Cost","Fair Value","Gain (Loss)","Fair Value","Portfolio"]
["  Residential"]
["     Agency",200,196,-4,0.05,0.01]
["     Prime (Non-Agency)",1149,1310,161,0.33,0.03]
["     Alt-A",945,1070,125,0.27,0.02]
["     Subprime",440,489,49,0.12,"1%"]
["  Commercial",922,940,18,0.23,"2%"]
["Total AFG consolidated",3656,4005,349,"100%","9%"]
[]
[]
["- Substantially all of AFG's MBS securities are either senior tranches of securitizations or collateralized by senior tranches of securitizations."]
["- The average amortized cost as a percent of par is - Prime 82%; Alt-A 79%; Subprime 83%; CMBS 99%."]
["- The average FICO score of our residential MBS securities is - Prime 733; Alt-A 702; Subprime 632."]
["- 95% of our Commercial MBS portfolio is investment-grade rated (82% AAA) and the average subordination for this group of assets is 32%."]
["- The approximate average life by collateral type is - Residential 4.5 years; Commercial 5 years."]
[]
[null,null,null,null,null,"% of"]
[null,"Amortized",null,"Unrealized","% of","Investment"]
["December 31, 2017","Cost","Fair Value","Gain (Loss)","Fair Value","Portfolio"]
["  Residential"]
["     Agency",207,205,-2,0.05,0]
["     Prime (Non-Agency)",1218,1386,168,0.33,0.03]
["     Alt-A",994,1122,128,0.27,0.03]
["     Subprime",468,517,49,0.12,"1%"]
["  Commercial",928,963,35,"23%","2%"]
["Total AFG consolidated",3815,4193,378,"100%","9%"]

{"sheet":"Pg 28 Inv_MBS_Segment","index":28,"n_rows":49,"n_cols":6,"rows_kept":49,"cut":false,"hidden":false,"merged":[[5,1,5,5],[16,1,16,5],[28,1,28,5],[39,1,39,5]]}
["American Financial Group, Inc."]
["Mortgage-Backed Securities Portfolio"]
["($ in millions)"]
[]
[]
["Property and Casualty Insurance:","March 31, 2018"]
[null,"Amortized",null,"Unrealized","% of","% of Inv"]
["By Asset Type","Cost","Fair Value","Gain (Loss)","Fair Value","Portfolio"]
["  Residential"]
["     Agency",160,155,-5,0.16,0.01]
["     Prime (Non-Agency)",164,185,21,0.19,0.02]
["     Alt-A",288,325,37,0.34,0.03]
["     Subprime",191,211,20,0.22,0.02]
["  Commercial",89,90,1,"9%","1%"]
["Total",892,966,74,"100%","9%"]
[]
[null,"December 31, 2017"]
[null,"Amortized",null,"Unrealized","% of","% of Inv"]
["By Asset Type","Cost","Fair Value","Gain (Loss)","Fair Value","Portfolio"]
["  Residential"]
["     Agency",166,163,-3,0.16,0.02]
["     Prime (Non-Agency)",174,195,21,0.19,0.02]
["     Alt-A",301,339,38,0.34,0.03]
["     Subprime",202,221,19,0.22,0.02]
["  Commercial",93,95,2,"9%","1%"]
["Total",936,1013,77,"100%","10%"]
[]
[]
["Annuity and Run-off:","March 31, 2018"]
[null,"Amortized",null,"Unrealized","% of","% of Inv"]
["By Asset Type","Cost","Fair Value","Gain (Loss)","Fair Value","Portfolio"]
["  Residential"]
["     Agency",40,41,1,0.01,0]
["     Prime (Non-Agency)",982,1113,131,0.37,0.03]
["     Alt-A",657,745,88,0.25,0.02]
["     Subprime",249,278,29,"9%",0.01]
["  Commercial",833,850,17,"28%","2%"]
["Total",2761,3027,266,"100%","8%"]
[]
[null,"December 31, 2017"]
[null,"Amortized",null,"Unrealized","% of","% of Inv"]
["By Asset Type","Cost","Fair Value","Gain (Loss)","Fair Value","Portfolio"]
["  Residential"]
["     Agency",41,42,1,0.01,0]
["     Prime (Non-Agency)",1041,1178,137,0.37,0.04]
["     Alt-A",693,783,90,0.25,0.02]
["     Subprime",266,296,30,9.9999999999999992E-2,0.01]
["  Commercial",835,868,33,"27%","2%"]
["Total",2876,3167,291,"100%","9%"]

{"sheet":"Pg 29 MBS Rating","index":29,"n_rows":41,"n_cols":5,"rows_kept":41,"cut":false,"hidden":false,"merged":[[22,1,22,4],[5,1,5,4]]}
["American Financial Group, Inc."]
["Mortgage-Backed Securities - Credit Rating"]
["($ in millions)"]
[]
[]
[null,"March 31, 2018"]
[null,"Amortized",null,"Unrealized","% of"]
["By Credit Rating (a)","Cost","Fair Value","Gain (Loss)","Fair Value"]
["Investment grade"]
["     AAA",1183,1199,16,0.3]
["     AA",92,94,2,0.03]
["     A",196,207,11,0.05]
["     BBB",198,211,13,"5%"]
["  Subtotal - investment grade",1669,1711,42,"43%"]
[]
["     BB",190,195,5,0.05]
["     B",177,180,3,0.04]
["     Other (b)",1620,1919,299,"48%"]
["Total",3656,4005,349,"100%"]
[]
[" 97% of the mortgage-backed security portfolio has an NAIC 1 designation."]
[]
[null,"December 31, 2017"]
[null,"Amortized",null,"Unrealized","% of"]
["By Credit Rating (a)","Cost","Fair Value","Gain (Loss)","Fair Value"]
["Investment grade"]
["     AAA",1209,1246,37,0.3]
["     AA",90,93,3,0.02]
["     A",225,239,14,0.06]
["     BBB",170,182,12,"4%"]
["  Subtotal - investment grade",1694,1760,66,"42%"]
[]
["     BB",192,197,5,0.05]
["     B",224,230,6,0.05]
["     Other (b)",1705,2006,301,"48%"]
["Total",3815,4193,378,"100%"]
[]
[" 97% of the mortgage-backed security portfolio has an NAIC 1 designation."]
[]
[" (a) If two agencies rate a security, the rating displayed above is the lower of the two; if three or more agencies rate a security, the rating displayed is the second lowest."]
[" (b) See page 31 for more information."]

{"sheet":"Pg 30 FM_Rating_Type","index":30,"n_rows":47,"n_cols":10,"rows_kept":47,"cut":false,"hidden":false,"merged":[[26,1,26,9],[6,1,6,9]]}
["Appendix A"]
["American Financial Group, Inc."]
["Fixed Maturities - Credit Rating by Type"]
["($ in millions)"]
[]
[]
[null,"Fair Value - March 31, 2018"]
["By Credit Rating (a)","US Gov","Munis","Frgn gov","RMBS","CMBS","ABS","Corp/Oth","Total","% Total"]
["Investment grade"]
["     AAA",265,1837,94,425,774,3028,177,6600,0.17]
["     AA",30,4573,60,76,18,2443,1293,8493,0.21]
["     A",0,475,1,184,23,1811,6871,9365,0.24]
["     BBB",0,56,0,137,74,785,9576,10628,"27%"]
["  Subtotal - Investment grade",295,6941,155,822,889,8067,17917,35086,"89%"]
[]
["      BB",0,4,0,167,28,27,633,859,0.02]
["      B",0,7,0,176,4,4,81,272,0.01]
["      CCC, CC, C",0,1,0,1004,6,2,24,1037,0.03]
["      D",0,7,0,257,0,0,0,264,"1%"]
["  Subtotal - Non-Investment grade",0,19,0,1604,38,33,738,2432,"7%"]
[]
["  Not Rated",8,69,0,639,13,563,475,1767,"4%"]
[]
["Total",303,7029,155,3065,940,8663,19130,39285,"100%"]
[]
[]
[null,"Fair Value - December 31, 2017"]
["By Credit Rating (a)","US Gov","Munis","Frgn gov","RMBS","CMBS","ABS","Corp/Oth","Total","% Total"]
["Investment grade"]
["     AAA",250,1848,168,444,802,2649,195,6356,0.16]
["     AA",34,4671,66,74,19,2242,1305,8411,0.22]
["     A",0,494,3,216,23,1835,6876,9447,0.25]
["     BBB",0,47,0,106,76,800,9467,10496,"27%"]
["  Subtotal - Investment grade",284,7060,237,840,920,7526,17843,34710,"90%"]
[]
["      BB",0,4,4,173,24,23,511,739,0.02]
["      B",0,7,1,226,4,0,90,328,0.01]
["      CCC, CC, C",0,1,0,902,3,3,26,935,0.02]
["      D",0,5,0,517,0,0,0,522,"1%"]
["  Subtotal - Non-Investment grade",0,17,5,1818,31,26,627,2524,"6%"]
[]
["  Not Rated",7,71,0,572,12,410,421,1493,"4%"]
[]
["Total",291,7148,242,3230,963,7962,18891,38727,"100%"]
[]
[]
[" (a) If two agencies rate a security, the rating displayed above is the lower of the two; if three or more agencies rate a security, the rating displayed is the second lowest."]