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Accumulated Other Comprehensive Income (Loss) - Components of Amounts Reclassified from Accumulated Other Comprehensive Income (Loss) (Detail) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Accumulated Other Comprehensive Income (Loss) [Line Items]
Currency Translation Adjustments	$ 0	$ 0	$ 0	$ 0
Derivative Financial Instruments	51	2	158	15
Defined Benefit Plans	0	0	0	0
Total	51	2	158	15
Tax Effect [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Currency Translation Adjustments	0	0	0	0
Derivative Financial Instruments	(21)		(65)	5
Defined Benefit Plans	0	0	0	0
Total	(21)		(65)	5
Revenue [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Currency Translation Adjustments	0	0	0	0
Derivative Financial Instruments	(10)	(4)	(11)	(25)
Defined Benefit Plans	0	0	0	0
Total	(10)	(4)	(11)	(25)
Cost of Revenue [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Currency Translation Adjustments	0	0	0	0
Derivative Financial Instruments	82	6	234	5
Defined Benefit Plans	0	0	0	0
Total	$ 82	$ 6	$ 234	$ 5

X

- Definition

Other Comprehensive Income Reclassification Adjustment

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Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef



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Amount after tax of reclassification adjustment from accumulated other comprehensive income of accumulated gain (loss) realized from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's deferred hedging gain (loss).

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Amount after tax of reclassification adjustment from accumulated other comprehensive income (loss) for actuarial gain (loss) related to pension and other postretirement benefit plans.

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