Other Income, Net Of Losses (Schedule of Other Income, Net Of Losses) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Other Nonoperating Income (Expense) [Abstract]
Remarketing Fees	$ 25	$ 29	$ 53	$ 57
Fees and Commissions, Other	21	20	43	43
Income (Loss) from Equity Method Investments	4	4	37	8
Other Income	24	16	38	28
Other income, net of losses	$ 74	$ 69	$ 171	$ 136