Condensed Consolidated Statements Of Comprehensive Income (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 29, 2012	Oct. 01, 2011	Sep. 29, 2012	Oct. 01, 2011
Net earnings	$ 176	$ 227	$ 632	$ 701
Other comprehensive income (loss), net of tax:
Unrealized gain on available-for-sale securities, net of taxes	4	2	10	3
Reclassification of realized gain on available-for-sale securities, net of taxes	(3)	0	(8)	0
Foreign currency translation adjustment, net of taxes	44	(127)	(2)	(18)
Other comprehensive income (loss)	45	(125)	0	(15)
Total comprehensive income	$ 221	$ 102	$ 632	$ 686