Provision for Federal & Foreign Income Tax Expense (Detail) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2016 |
Dec. 31, 2015 |
Dec. 31, 2014 |
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| Federal income tax expense (benefit): | |||
| Current | $ 1,327 | $ 1,573 | $ 1,770 |
| Deferred | (231) | (473) | (351) |
| Total federal income tax expense | 1,096 | 1,100 | 1,419 |
| Foreign income tax expense (benefit): | |||
| Current | 56 | 39 | 13 |
| Deferred | (19) | 34 | (8) |
| Total foreign income tax expense | 37 | 73 | 5 |
| Total income tax expense | $ 1,133 | $ 1,173 | $ 1,424 |
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- Definition Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of current foreign income tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of deferred federal income tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of deferred foreign income tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of current and deferred federal income tax expense (benefit) attributable to income (loss) from continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- References No definition available.
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- Definition Amount of current and deferred foreign income tax expense (benefit) attributable to income (loss) from continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- References No definition available.
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- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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