Consolidated Statements of Comprehensive Income (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Aug. 03, 2013	Jul. 28, 2012	Aug. 03, 2013	Jul. 28, 2012
Net income	$ 281	$ 279	$ 498	$ 460
Other comprehensive income (loss), before tax:
Amortization of net actuarial loss on post employment and postretirement benefit plans, before tax	41	40	79	78
Tax effect related to items of other comprehensive income	(17)	(16)	(31)	(31)
Total other comprehensive income, net of tax effect	24	24	48	47
Comprehensive income	$ 305	$ 303	$ 546	$ 507