Other Income, Net Of Losses (Schedule of Other Income, Net Of Losses) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Other Nonoperating Income (Expense) [Abstract]
Remarketing Fees	$ 29	$ 19	$ 57	$ 39
Fees and Commissions, Other	20	23	43	46
Fees and Commissions, Mortgage Banking	0	2	0	81
Other Income	20	30	36	65
Other income, net of losses	$ 69	$ 74	$ 136	$ 231