Earnings per Share - Additional Information (Details) - shares	3 Months Ended		6 Months Ended
	Aug. 01, 2015	Aug. 02, 2014	Aug. 01, 2015	Aug. 02, 2014
Earnings Per Share [Line Items]
Shares of restricted stock outstanding	1,663,067		1,663,067
Unvested performance-based restricted stock
Earnings Per Share [Line Items]
Securities excluded from computation of earnings per share, respective performance targets not yet achieved, amount	933,486	936,224	933,486	936,224
Performance-Based Stock Options and Restricted Stock Awards
Earnings Per Share [Line Items]
Securities excluded from computation of earnings per share, respective performance targets not yet achieved, amount	1,162,047	1,158,570	1,162,047	1,158,570
Stock options | Minimum
Earnings Per Share [Line Items]
Share-based compensation arrangement, expiration date			Jan. 16, 2016
Stock options | Maximum
Earnings Per Share [Line Items]
Share-based compensation arrangement, expiration date			Nov. 10, 2024
Unvested time-based restricted stock
Earnings Per Share [Line Items]
Dilutive shares	729,581	936,224	729,581	936,224