Investment in Operating Leases, Net (Schedule Of Depreciation Expense On Operating Lease Assets) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Leases, Operating [Abstract]
Depreciation Expense On Operating Lease Assets	$ 323	$ 470	$ 1,062	$ 1,555
Gross Remarketing (Gains) Losses	(51)	(62)	(80)	(203)
Operating Leases, Income Statement, Depreciation Expense on Property Subject to or Held-for-lease	$ 272	$ 408	$ 982	$ 1,352