Assets and Liabilities of Businesses Held For Sale and Discontinued Operations (Other Financial Services and Industrial) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended		12 Months Ended	3 Months Ended			9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014 Trailer Services [Member]	Sep. 30, 2013 Trailer Services [Member]	Sep. 30, 2014 Trailer Services [Member]	Sep. 30, 2013 Trailer Services [Member]	Dec. 31, 2013 Trailer Services [Member]	Sep. 30, 2014 Consumer Russia [Member]	Mar. 31, 2014 Consumer Russia [Member]	Sep. 30, 2013 Consumer Russia [Member]	Sep. 30, 2014 Consumer Russia [Member]	Sep. 30, 2013 Consumer Russia [Member]	Dec. 31, 2013 Consumer Russia [Member]
Financial Information For Discontinued Operations [Line Items]
Revenues from discontinued operations	$ (34)	$ 143	$ (45)	$ 304	$ 0	$ 91	$ 1	$ 274		$ 0		$ 64	$ 24	$ 195
Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent			28	(335)	23	(9)	34	(19)		(1)		(9)	(1)	(22)
Gain (loss) on disposal of discontinued operations	0	(93)	15	(307)	0	(21)	12	(118)		0		0	4	0
Proceeds from Divestiture of Businesses, Net of Cash Divested			232	0					528		232
Benefit (provision) for income taxes	(463)	(348)	(1,172)	(1,166)
Loss On Sale Of Business Net Of Tax															$ 170