Discontinued Operations (Details Textual) (USD $)			3 Months Ended					3 Months Ended		6 Months Ended
	Dec. 31, 2011		Dec. 31, 2010 Bank Note [Member]	Sep. 30, 2010 Bank Note [Member]	Jun. 30, 2012 Bank Note [Member]	Dec. 31, 2011 Bank Note [Member]	Oct. 31, 2010 Bank Note [Member]	Jun. 30, 2012 Credit Card Receivable [Member]	Jun. 30, 2011 Credit Card Receivable [Member]	Jun. 30, 2012 Credit Card Receivable [Member]	Apr. 30, 2012 Credit Card Receivable [Member]
Discontinued Operations (Textual) [Abstract]
Amortized cost or fair value adjustments on credit card receivables									$ 1,000,000,000
Average Assets of Discontinued Operation Held for Sale								107,000,000		440,000,000
Closure costs primarily relating to termination and other employee			14,000,000
Assets of discontinued operations	21,454,000,000	[1]
Assets sold of Asian banknotes operations to an unaffiliated third party				23,000,000			11,000,000				19,200,000,000
Allocation of goodwill as held for sale				21,000,000
Recorded a lower of amortized cost or fair value adjustment				12,000,000
Assets and liabilities of Banknotes Business reported of discontinued operations					$ 0	$ 0

[1] The following table summarizes assets and liabilities related to variable interest entities ("VIEs") as of June 30, 2012 and December 31, 2011 which are consolidated on our balance sheet. Assets and liabilities exclude intercompany balances that eliminate in consolidation.