Other Income, Net Of Losses (Schedule of Other Income, Net Of Losses) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Other Nonoperating Income (Expense) [Abstract]
Remarketing Fees	$ 28	$ 20
Fees and Commissions, Other	23	23
Fees and Commissions, Mortgage Banking	0	79
Other Income	16	35
Other income, net of losses	$ 67	$ 157