Investment In Operating Leases, Net (Schedule Of Depreciation Expense On Operating Lease Assets) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Leases, Operating [Abstract]
Depreciation Expense On Operating Lease Assets	$ 405	$ 352	$ 1,124	$ 1,083
Gross Remarketing Gains (Losses)	(47)	(76)	(155)	(361)
Operating Leases, Income Statement, Depreciation Expense on Property Subject to or Held-for-lease	$ 358	$ 276	$ 969	$ 722