CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY INVESTMENT - USD ($) $ in Thousands	Total	Common Stock [Member]	Paid-in Capital [Member]	Retained Earnings [Member]	Treasury Stock [Member]
Balance-beginning of period at Feb. 02, 2013	$ 239,127	$ 378	$ 140,423	$ 421,594	$ (323,268)
Balance-beginning of period (in shares) at Feb. 02, 2013		37,846,321			12,023,834
Consolidated Statements of Stockholders' Investment [Roll Forward]
Net income	70,877	$ 0	0	70,877	$ 0
Issuance of shares through the Company's equity plans, including tax benefit	7,368	$ 4	7,364	0	0
Issuance of shares through the Company's equity plans, including tax benefit (in shares)		356,165
Adjustment to income tax benefit from exercises of employee stock options	908	$ 0	908	0	0
Purchase of shares under the stock repurchase program	(15,807)				$ (15,807)
Purchase of shares under the stock repurchase program (in shares)					288,224
Settlement of net share equity awards (in shares)					77,473
Settlement of net share equity awards	(4,288)				$ (4,288)
Stock-based compensation	5,838	0	5,838	0	0
Balance-end of period at Feb. 01, 2014	304,023	$ 382	154,533	492,471	$ (343,363)
Balance-end of period (in shares) at Feb. 01, 2014		38,202,486			12,389,531
Consolidated Statements of Stockholders' Investment [Roll Forward]
Net income	73,584	$ 0	0	73,584	$ 0
Issuance of shares through the Company's equity plans, including tax benefit	3,685	$ 3	3,682	0	0
Issuance of shares through the Company's equity plans, including tax benefit (in shares)		263,328
Adjustment to income tax benefit from exercises of employee stock options	(8)	$ 0	(8)	0	0
Purchase of shares under the stock repurchase program	(56,302)				$ (56,302)
Purchase of shares under the stock repurchase program (in shares)					1,124,111
Settlement of net share equity awards (in shares)					81,895
Settlement of net share equity awards	(4,669)				$ (4,669)
Stock-based compensation	4,468	0	4,468	0	0
Balance-end of period at Jan. 31, 2015	$ 324,781	$ 385	162,675	566,055	$ (404,334)
Balance-end of period (in shares) at Jan. 31, 2015	38,465,814	38,465,814			13,595,537
Consolidated Statements of Stockholders' Investment [Roll Forward]
Net income	$ 70,528	$ 0	0	70,528	$ 0
Issuance of shares through the Company's equity plans, including tax benefit	1,754	$ 1	1,753	0	0
Issuance of shares through the Company's equity plans, including tax benefit (in shares)		162,571
Adjustment to income tax benefit from exercises of employee stock options	(83)	$ 0	(83)	0	0
Purchase of shares under the stock repurchase program	(89,212)				$ (89,212)
Purchase of shares under the stock repurchase program (in shares)					2,193,512
Settlement of net share equity awards (in shares)					42,877
Settlement of net share equity awards	(2,120)				$ (2,120)
Stock-based compensation	5,198	0	5,198	0	0
Balance-end of period at Jan. 30, 2016	$ 310,846	$ 386	$ 169,543	$ 636,583	$ (495,666)
Balance-end of period (in shares) at Jan. 30, 2016	38,628,385	38,628,385			15,831,926