Derivative Financial Instruments And Hedging Activities (Details) In Millions, unless otherwise specified	Mar. 31, 2014 Foreign Exchange Contract [Member] GBP (£)	Mar. 31, 2014 Foreign Exchange Contract [Member] SEK	Dec. 31, 2013 Foreign Exchange Contract [Member] EUR (€)	Mar. 31, 2014 Currency Swap [Member] GBP (£)	Mar. 31, 2014 Other Assets [Member] USD ($)		Dec. 31, 2013 Other Assets [Member] USD ($)		Mar. 31, 2014 Other Assets [Member] Interest Rate Swap [Member] USD ($)		Dec. 31, 2013 Other Assets [Member] Interest Rate Swap [Member] USD ($)		Mar. 31, 2014 Other Assets [Member] Interest Rate Cap [Member] USD ($)		Dec. 31, 2013 Other Assets [Member] Interest Rate Cap [Member] USD ($)		Mar. 31, 2014 Other Assets [Member] Foreign Exchange Contract [Member] USD ($)		Dec. 31, 2013 Other Assets [Member] Foreign Exchange Contract [Member] USD ($)		Mar. 31, 2014 Other Liabilities [Member] USD ($)		Dec. 31, 2013 Other Liabilities [Member] USD ($)		Mar. 31, 2014 Other Liabilities [Member] Interest Rate Swap [Member] USD ($)		Dec. 31, 2013 Other Liabilities [Member] Interest Rate Swap [Member] USD ($)		Mar. 31, 2014 Other Liabilities [Member] Interest Rate Cap [Member] USD ($)		Dec. 31, 2013 Other Liabilities [Member] Interest Rate Cap [Member] USD ($)		Mar. 31, 2014 Other Liabilities [Member] Foreign Exchange Contract [Member] USD ($)		Dec. 31, 2013 Other Liabilities [Member] Foreign Exchange Contract [Member] USD ($)
Derivatives, Fair Value [Line Items]
Derivative Asset, Notional Amount					$ 6,263	[1]	$ 5,498	[1]	$ 2,618		$ 2,422		$ 1,967		$ 1,398		$ 1,678	[2]	$ 1,678	[2]
Derivative Asset					16	[1],[3]	21	[1],[3]	8	[3]	11	[3]	6	[3]	7	[3]	2	[2],[3]	3	[2],[3]
Derivative Liability, Notional Amount																					9,307	[4]	7,605	[4]	5,371		4,266		1,709		1,206		2,227	[2]	2,133	[2]
Derivative Liability																					65	[3],[4]	53	[3],[4]	20	[3]	17	[3]	6	[3]	7	[3]	39	[2],[3]	29	[2],[3]
Derivative, Notional Amount	£ 412	153	€ 702	£ 350

[1] Included in other assets on the condensed consolidated balance sheets.

[2] The foreign currency swaps relate to (i) intercompany loans denominated in foreign currencies (notional balances on the intercompany loans of €702 million , £412 million and 153kr million have been translated to USD) and (ii) a £350 million cross-currency swap for a securitization in the International Segment

[3] See Note 8- "Fair Values of Assets and Liabilities" for further discussion of fair value disclosure related to the derivatives.

[4] Included in other liabilities on the condensed consolidated balance sheets.