Consolidated Statements of Comprehensive Income (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jul. 02, 2011	Jun. 30, 2012	Jul. 02, 2011
Net income	$ 172	$ 90	$ 290	$ 119
Other comprehensive income (loss), net of tax:
Recognition of prior service cost and unrealized losses on pension and postretirement benefits	21	15	42	33
Foreign currency translation	(16)	7	(13)	23
Deferred gains on hedge contracts, net of reclassifications	(3)	(2)	(3)
Comprehensive income	$ 174	$ 110	$ 316	$ 175