CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (USD $) In Millions, unless otherwise specified	3 Months Ended
	May 03, 2014	May 04, 2013
Statement of Comprehensive Income [Abstract]
Net income	$ 125	$ 147
Other comprehensive income, net of tax:
Unrealized gains on investments	0	4
Reclassification adjustment for interest expense on interest rate derivative included in net income	1	1
Other comprehensive income	1	5
Comprehensive income	$ 126	$ 152