Income (Loss) Per Common Share (Computations Of Basic And Diluted Income (Loss) Per Share) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Aug. 01, 2015	Aug. 02, 2014	Aug. 01, 2015	Aug. 02, 2014
Numerator:
Net income	$ 7,061	$ 8,320	$ 11,339	$ 11,400
Participating Securities, Distributed and Undistributed Earnings (Loss), Diluted	0	0	0	38
Net income attributable to common shareholders	$ 7,061	$ 8,320	$ 11,339	$ 11,362
Denominator:
Weighted-average common shares outstanding - basic (shares)	54,501,257	54,280,336	54,474,946	54,072,660
Dilutive impact of options and warrants (shares)	284,835	389,264	276,674	408,880
Weighted average common share outstanding - diluted (shares)	54,786,092	54,669,600	54,751,620	54,481,540
Per common share:
Basic income (loss) per common share (dollars per share)	$ 0.13	$ 0.15	$ 0.21	$ 0.21
Diluted income (loss) per common share (dollars per share)	$ 0.13	$ 0.15	$ 0.21	$ 0.21
Retained Earnings [Member]
Numerator:
Net income	$ 7,061		$ 11,339