Investment In Operating Leases, Net (Schedule Of Depreciation Expense On Operating Lease Assets) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Leases, Operating [Abstract]
Depreciation Expense On Operating Lease Assets	$ 372	$ 342	$ 719	$ 732
Gross Remarketing Gains (Losses)	(54)	(166)	(108)	(286)
Operating Leases, Income Statement, Depreciation Expense on Property Subject to or Held-for-lease	$ 318	$ 176	$ 611	$ 446