Segment Reporting (Narrative) (Details) (USD $) In Millions	3 Months Ended		9 Months Ended		51 Months Ended
	Sep. 30, 2011	Jun. 30, 2011	Sep. 30, 2011	Sep. 30, 2010	Mar. 31, 2011
Segment Reporting
PMCC leveraged lease charge		$ 627	$ 627		$ 95
Decrease in financial services net revenues		490	490
Decrease in allowance for losses	$ 35		$ 35