Accumulated Other Comprehensive Income (Loss) - Components of Accumulated Other Comprehensive Income (Loss) (Detail) (USD $) In Millions, unless otherwise specified	9 Months Ended
Sep. 30, 2013
Accumulated other comprehensive income (loss), Beginning balance	$ 107
Accumulated other comprehensive income (loss) before reclassifications	(81)
Amounts reclassified from accumulated other comprehensive income (loss)	(25)
Accumulated other comprehensive income (loss), Ending balance	1
Currency Translation Adjustments [Member]
Accumulated other comprehensive income (loss), Beginning balance	132
Accumulated other comprehensive income (loss) before reclassifications	(59)
Amounts reclassified from accumulated other comprehensive income (loss)	(25)
Accumulated other comprehensive income (loss), Ending balance	48
Derivative Financial Instruments, Net of Tax [Member]
Accumulated other comprehensive income (loss), Beginning balance	42
Accumulated other comprehensive income (loss) before reclassifications	(22)
Amounts reclassified from accumulated other comprehensive income (loss)
Accumulated other comprehensive income (loss), Ending balance	20
Defined Benefit Plans, Net of Tax [Member]
Accumulated other comprehensive income (loss), Beginning balance	(67)
Accumulated other comprehensive income (loss) before reclassifications
Amounts reclassified from accumulated other comprehensive income (loss)
Accumulated other comprehensive income (loss), Ending balance	$ (67)

- Definition

Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at period end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge.

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