Stock Repurchase Activity (Details) (USD $)	3 Months Ended		6 Months Ended			1 Months Ended
	Aug. 02, 2014	Aug. 03, 2013	Aug. 02, 2014	Aug. 03, 2013	Feb. 01, 2014	Sep. 04, 2014 Common stock repurchased subsequent to Balance Sheet date [Member]
Equity, Class of Treasury Stock [Line Items]
Amount authorized under stock repurchase program			$ 250,000,000
Shares of common stock repurchased during the period (in shares)	423,263	110,361	700,706	209,791		240,000
Shares acquired from holders of restricted stock unit awards to satisfy tax withholding requirements (in shares)	1,763	549	81,206	77,473
Value of common stock repurchased during current period	22,500,000	6,200,000	37,800,000	11,600,000		11,100,000
Value of tax withholding payments related to shares acquired from holders of restricted stock unit awards	100,000	0	4,600,000	4,300,000
Shares of common stock repurchased subsequent to balance sheet date (in shares)	13,090,237		13,090,237		12,389,531
Value of common stock repurchased subsequent to balance sheet date	381,195,000		381,195,000		343,363,000
Value of shares of common stock remaining available for repurchase under the program			$ 196,400,000