Share Repurchase Plan (Details) (USD $) Share data in Millions, unless otherwise specified	12 Months Ended			41 Months Ended
	Jan. 31, 2015	Feb. 01, 2014	Feb. 02, 2013	Jan. 31, 2015	Sep. 13, 2011
Equity, Class of Treasury Stock [Line Items]
Repurchase of common stock	$ 207,896,000	$ 340,415,000	$ 472,935,000
2011 Repurchase Plan [Member]
Equity, Class of Treasury Stock [Line Items]
Stock repurchase program, authorized amount					1,500,000,000
Repurchase of common stock				1,130,000,000
Stock repurchased				83.4
Remaining authorized repurchase amount	$ 373,300,000			$ 373,300,000