Investment in Operating Leases, Net (Schedule Of Depreciation Expense On Operating Lease Assets) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Leases, Operating [Abstract]
Depreciation expense on operating lease assets (excluding remarketing gains)	$ 1,115	$ 1,368	$ 1,982
Remarketing gains, net	(90)	(124)	(213)
Net depreciation expense on operating lease assets	$ 1,025	$ 1,244	$ 1,769