Acquisitions (Details) (USD $) In Millions, unless otherwise specified	Nov. 10, 2010 Accertify Acquisition [Member] Global Network And Merchant Services [Member]	Jan. 15, 2010 Revolution Money Acquisition [Member] Corporate and Other [Member]	Mar. 01, 2011 Loyalty Partner Acquisition [Member] International Card Services [Member]
Assets acquired and liabilities assumed for acquisitions
Goodwill acquired	$ 132	$ 184	$ 539
Definite-lived intangible assets	15	119	295
All other assets	10	7	208
Total assets	157	310	1,042
Total liabilities (including NCI)	6	5	426
Net assets acquired	151	305	616
Acquisitions (Textuals) [Abstract]
Total consideration	151	305	616
Noncontrolling equity interest, fair value			$ 148

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The total cost of the acquired entity including the cash paid to shareholders of acquired entities, fair value of debt and equity securities issued to shareholders of acquired entities, the fair value of the liabilities assumed, and direct costs of the acquisition.

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The amount of acquisition cost of a business combination allocated to an identifiable intangible asset that will be amortized.

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The amount of acquisition cost of a business combination allocated to assets acquired.

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The total purchase price of the acquired entity. This includes cash paid to equity interest holders of the acquired entity, fair value of debt and equity securities issued to equity holders of the acquired entity, and transaction costs paid to third parties to consummate the acquisition.

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Amount of goodwill arising from a business combination, which is the excess of the cost of the acquired entity over the amounts assigned to assets acquired and liabilities assumed.

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The amount of acquisition cost of a business combination allocated to liabilities assumed.

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Amount of acquisition cost of a business combination allocated to other assets not separately disclosed in the balance sheet.

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This element represents the fair value of the noncontrolling interest in the acquiree at the acquisition date.

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