Balance Sheet Offsetting (Details) (Foreign Exchange Contract [Member], USD $) In Millions, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
Foreign Exchange Contract [Member]
Assets
Gross Amounts Recognized	$ 90	$ 153
Gross Amount Offset in the Condensed Consolidated Balance Sheet	0	0
Net Amounts Presented in the Condensed Consolidated Balance Sheet	90	153
Gross Amounts Not Offset in the Condensed Consolidated Balance Sheet, Financial Instruments	(21)	(52)
Gross Amounts Not Offset in the Condensed Consolidated Balance Sheet, Cash Collateral Received/Pledged	(56)	(79)
Net Amount	13	22
Liabilities
Gross Amounts Recognized	114	116
Gross Amount Offset in the Condensed Consolidated Balance Sheet	0	0
Net Amounts Presented in the Condensed Consolidated Balance Sheet	114	116
Gross Amounts Not Offset in the Condensed Consolidated Balance Sheet, Financial Instruments	(21)	(52)
Gross Amounts Not Offset in the Condensed Consolidated Balance Sheet, Cash Collateral Received/Pledged	(89)	(47)
Net Amount	$ 4	$ 17

Derivative assets qualified for offset but not offset on balance sheet

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Derivative liabilities qualified for offset but not offset on balance sheet

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Fair value of asset associated with financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset.

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