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Income Taxes - Tax Effected Operating Loss, Capital Loss, and Tax Credit Carryovers (Details) $ in Millions | 12 Months Ended
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Dec. 31, 2017 USD ($)
Federal |
Tax effected operating loss, capital loss, and tax credit carryovers |
Tax effected operating loss, capital loss, and tax credit carryovers | $ 7
Federal | Maximum |
Tax effected operating loss, capital loss, and tax credit carryovers |
Tax effected operating loss, capital loss, and tax credit carryovers, expiration date | 20 years
Federal | Minimum |
Tax effected operating loss, capital loss, and tax credit carryovers |
Tax effected operating loss, capital loss, and tax credit carryovers, expiration date | 15 years
State |
Tax effected operating loss, capital loss, and tax credit carryovers |
Tax effected operating loss, capital loss, and tax credit carryovers | $ 12
State | Maximum |
Tax effected operating loss, capital loss, and tax credit carryovers |
Tax effected operating loss, capital loss, and tax credit carryovers, expiration date | 10 years
State | Minimum |
Tax effected operating loss, capital loss, and tax credit carryovers |
Tax effected operating loss, capital loss, and tax credit carryovers, expiration date | 5 years
International |
Tax effected operating loss, capital loss, and tax credit carryovers |
Tax effected operating loss, capital loss, and tax credit carryovers | $ 70
International | Maximum |
Tax effected operating loss, capital loss, and tax credit carryovers |
Tax effected operating loss, capital loss, and tax credit carryovers, expiration date | 3 years
International | Minimum |
Tax effected operating loss, capital loss, and tax credit carryovers |
Tax effected operating loss, capital loss, and tax credit carryovers, expiration date | 1 year

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- Definition The tax effected operating loss, capital loss, and tax credit carryovers expiration date (in years). + References No definition available. + Details
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- Definition Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible tax carryforwards. + References No definition available. + Details
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