CONSOLIDATED CONDENSED STATEMENTS OF COMPREHENSIVE INCOME (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2012		Mar. 31, 2011
Net income	$ 1,559		$ 1,549
Other comprehensive income (loss) items
Foreign currency translation adjustments	4		6
Pension and postretirement adjustments	5	[1]	7	[1]
Unrealized gains (losses) on derivatives	14	[2]	(25)	[2]
Reclassification of realized (gains) losses on derivatives and other	(28)	[3]	14	[3]
Other comprehensive income (loss), net of tax	(5)		2
Comprehensive income	$ 1,554		$ 1,551

[1] Net of tax of $(3) and $(4) in 2012 and 2011, respectively.

[2] Net of tax of $(8) and $14 in 2012 and 2011, respectively.

[3] Net of tax of $17 and $(8) in 2012 and 2011, respectively.