Earnings Per Share - Computation of Basic and Diluted Earnings Per Common Share (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Aug. 02, 2014	Aug. 03, 2013	Aug. 02, 2014	Aug. 03, 2013
Earnings Per Share [Abstract]
Net income	$ 5,063	$ 7,656	$ 1,695	$ 12,115
Weighted-average shares of common stock outstanding:
Basic	41,768	33,229	38,105	33,229
Dilutive effect of common stock equivalents	198		210
Diluted	41,966	33,229	38,315	33,229
Basic earnings per share	$ 0.12	$ 0.23	$ 0.04	$ 0.36
Diluted earnings per share	$ 0.12	$ 0.23	$ 0.04	$ 0.36