Leased Vehicles Leased Vehicles Summary (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Property Subject to or Available for Operating Lease, Net [Abstract]
Leased Vehicles Accounted For Operating Leases Net Of Manufacturing Incentives	$ 1,976	$ 887	$ 52
Leases Acquired - Acquisition	5
Leased Vehicles Purchased	2,830	1,343	1,000
Leased Vehicles Returned (End of Term)	(343)	(76)	(29)
Leased Vehicles Returned (Default)	(28)	(8)	(1)
Manufacturing Incentives	(360)	(180)	(127)
Foreign Currency Translation On Leases	(55)	10	(8)
Leased Vehicles Accounted For Operating Leases Net Of Manufacturing Incentives	$ 4,025	$ 1,976	$ 887