Shareholders' Equity - Earnings Per Share (Details)	3 Months Ended		6 Months Ended
	Jul. 28, 2012	Jul. 30, 2011	Jul. 28, 2012	Jul. 30, 2011
Class of Stock [Line Items]
Weighted Average Number Diluted Shares Outstanding Adjustment	0	0
Stock Options [Member]
Class of Stock [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	2,000,000	1,800,000	1,800,000	1,400,000
Restricted Stock [Member]
Class of Stock [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	0	300,000	0	0