Finance Receivables Activity in Allowance for Commercial Loan Losses (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Accounts Notes And Loans Receivable Rollforward [Roll Forward]
Financing Receivable, Allowance for Credit Losses	$ 23
Provision for Loan, Lease, and Other Losses	475
Financing Receivable, Allowance for Credit Losses	27
Commercial Finance Receivables
Accounts Notes And Loans Receivable Rollforward [Roll Forward]
Financing Receivable, Allowance for Credit Losses	6
Provision for Loan, Lease, and Other Losses	43
Financing Receivable, Allowance for Credit Losses, Recovery	6
Financing Receivable, Allowance for Credit Losses, Write-downs	(5)
Financing Receivable, Allowance for Credit Losses	51
Financing Receivable, Allowance for Credit Losses, Foreign Currency Translation	1
North America Segment [Member] | Commercial Finance Receivables
Accounts Notes And Loans Receivable Rollforward [Roll Forward]
Financing Receivable, Allowance for Credit Losses	6
Provision for Loan, Lease, and Other Losses	13	6
Financing Receivable, Allowance for Credit Losses, Write-downs	(2)	0
Financing Receivable, Allowance for Credit Losses	17	6
Financing Receivable, Allowance for Credit Losses, Foreign Currency Translation	0	0
International Segment [Member] | Commercial Finance Receivables
Accounts Notes And Loans Receivable Rollforward [Roll Forward]
Provision for Loan, Lease, and Other Losses	30
Financing Receivable, Allowance for Credit Losses, Recovery	6
Financing Receivable, Allowance for Credit Losses, Write-downs	(3)
Financing Receivable, Allowance for Credit Losses	34
Financing Receivable, Allowance for Credit Losses, Foreign Currency Translation	$ 1