Commitments And Contingencies (Details) (USD $)			12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013 Credit Centers [Member] Maximum [Member]	Dec. 31, 2013 Administrative Offices And Other [Member] Maximum [Member]	Dec. 31, 2013 Geographic Concentration Risk [Member] Accounts Receivable [Member] Rate	Dec. 31, 2013 BRAZIL Geographic Concentration Risk [Member] Accounts Receivable [Member] Rate	Dec. 31, 2013 GERMANY Geographic Concentration Risk [Member] Accounts Receivable [Member] Rate	Dec. 31, 2013 UNITED KINGDOM Geographic Concentration Risk [Member] Accounts Receivable [Member] Rate
Commitment and Contingencies [Line Items]
Lessee Leasing Arrangements, Operating Leases, Term of Contract			7 years	10 years
Concentration Risk, Percentage					16.00%	30.00%	25.00%	18.00%
Debt Instrument, Face Amount	$ 4,000,000,000	$ 1,500,000,000
Indirect Tax Contingency	$ 43,000,000