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Income Taxes (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2015 | Jun. 30, 2014 | Jun. 30, 2015 | Jun. 30, 2014
Effective Income Tax Rate Reconciliation, Amount [Abstract] |  |  |  |
Earnings before income taxes (“EBT”) | $ 226 | $ 130 | $ 256 | $ 291
Income taxes at statutory rate | 80 | 46 | 90 | 102
Effect of tax exempt interest | (7) | (7) | (14) | (12)
Effect of change in valuation allowance | 1 | 2 | 0 | 3
Effect of losses of managed investment entities | 0 | 6 | 0 | 6
Effect of subsidiaries not in AFG's tax return | 1 | (2) | 2 | (1)
Effect of other income tax reconciliation | 2 | 2 | 4 | 3
Provision for income taxes as shown on the Statement of Earnings | $ 77 | $ 47 | $ 82 | $ 101
Effective Income Tax Rate Reconciliation, Percent [Abstract] |  |  |  |
Income taxes at statutory rate as a percentage of EBT | 35.00% | 35.00% | 35.00% | 35.00%
Effect of tax exempt interest as a percentage of EBT | (3.00%) | (5.00%) | (5.00%) | (4.00%)
Effect of change in valuation allowance as a percentage of EBT | 0.00% | 2.00% | 0.00% | 1.00%
Effect of losses of managed investment entities as a percentage of EBT | 0.00% | 5.00% | 0.00% | 2.00%
Effect of subsidiaries not in AFG's tax return as a percentage of EBT | 0.00% | (2.00%) | 1.00% | 0.00%
Effect of other income tax reconciliation as a percentage of EBT | 2.00% | 1.00% | 1.00% | 1.00%
Provision for income taxes as shown on the Statement of Earnings as a percentage of EBT | 34.00% | 36.00% | 32.00% | 35.00%

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- Definition The portion of the difference between the effective income tax rate and domestic federal statutory income tax rate attributable to the less than 80%-owned subsidiaries not included in AFG's consolidated tax return. + References No definition available. + Details
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- Definition The portion of the difference, between total income tax expense or benefit as reported in the Income Statement for the year/accounting period and the expected income tax expense or benefit computed by applying the domestic federal statutory income tax rates to pretax income from continuing operations that is attributable to nondeductible losses of managed investment entities. + References No definition available. + Details
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- Definition The portion of the difference between total income tax expense or benefit as reported in the Income Statement for the period and the expected income tax expense or benefit computed by applying the domestic federal statutory income tax rates to pretax income from continuing operations attributable to tax on the equity in earnings (losses) of less than 80%-owned subsidiaries not included in AFG's consolidated tax return. + References No definition available. + Details
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