XML 101 R84.htm IDEA: XBRL DOCUMENT v3.8.0.1
Income Taxes - Reconciliation of income taxes at the statutory rate to the provision for income taxes (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Effective Income Tax Rate Reconciliation, Amount [Abstract]      
Earnings before income taxes (“EBT”) $ 724 $ 787 $ 565
Income taxes at statutory rate 253 275 198
Effect of tax exempt interest (23) (24) (27)
Effect of dividends received deduction (8) (7) (8)
Effect of stock-based compensation (16) (9) 1
Effect of employee stock ownership plan dividend paid deduction (5) (2) (1)
Effect of foreign operations 21 5 3
Effect of change in valuation allowance (excluding change in tax rate) (7) 52 23
Effect of subsidiaries not in AFG's tax return 0 3 2
Effect of Neon restructuring (56) (111) 0
Effect of change in U.S corporate tax rate 83 0 0
Effect of acquisition of noncontrolling interest 0 (66) 0
Effect of other income tax reconciliation 5 3 4
Provision for income taxes as shown in the Statement of Earnings $ 247 $ 119 $ 195
Effective Income Tax Rate Reconciliation, Percent [Abstract]      
Income taxes at statutory rate as a percentage of EBT 35.00% 35.00% 35.00%
Effect of tax exempt interest as a percentage of EBT (3.00%) (3.00%) (5.00%)
Effect of dividend received deduction as a percentage of EBT (1.00%) (1.00%) (1.00%)
Effect of stock-based compensation as a percentage of EBT (2.00%) (1.00%) 0.00%
Effect of employee stock ownership plan dividend paid deduction as a percentage of EBT (1.00%) (0.00%) (0.00%)
Effect of foreign operations as a percentage of EBT 3.00% 0.00% 1.00%
Effect of change in valuation allowance (excluding change in tax rate) as a percentage of EBT (1.00%) 7.00% 4.00%
Effect of subsidiaries not in AFG's tax return as a percentage of EBT 0.00% 0.00% 0.00%
Effect of Neon restructuring as a percentage of EBT (8.00%) (14.00%) 0.00%
Effect of change in U.S corporate tax rate as a percentage of EBT 11.00% 0.00% 0.00%
Effect of acquisition of noncontrolling interest as a percentage of EBT 0.00% (8.00%) 0.00%
Effect of other income tax reconciliation as a percentage of EBT 1.00% 0.00% 1.00%
Provision for income taxes as shown in the Statement of Earnings as a percentage of EBT 34.00% 15.00% 35.00%