Comprehensive Income (Tables)

9 Months Ended

Sep. 30, 2011

Components of Comprehensive Income, net of tax [Abstract]

Components of comprehensive income (loss), net of tax

The components of comprehensive income, net of tax,were as follows:

				Three Months Ended				Nine Months Ended
				September 30,				September 30,
(Millions)				2011		2010		2011		2010
Net income			$	1,235	$	1,093	$	3,743	$	2,995
Other comprehensive income gains (losses):
	Net unrealized securities gains			113		104		205		113
	Net unrealized derivative (losses) gains			(1)		4		6		16
	Foreign currency translation adjustments			(178)		307		(116)		242
	Net unrealized pension and other postretirement benefit
		gains		14		4		19		39
Total			$	1,183	$	1,512	$	3,857	$	3,405