Unaudited Condensed Statements of Stockholders Equity Investment - USD ($) shares in Thousands, $ in Thousands	Common Stock [Member]	Paid-in Capital [Member]	Retained Earnings [Member]	Treasury Stock [Member]	Total
Balance-beginning of period at Feb. 03, 2018	$ 389	$ 180,536	$ 731,901	$ (593,230)	$ 319,596
Balance-beginning of period (in shares) at Feb. 03, 2018	38,863			19,910
Unaudited Condensed Statements of Stockholders Investment [Roll Forward]
Net income	$ 0	0	21,509	$ 0	21,509
Issuance of shares through the Company's equity plans	$ 0	358	0	$ 0	358
Issuance of shares through the Company's equity plans (in shares)	83			0
Adjustment for adoption of accounting standard	$ 0	0	(645)	$ 0	(645)
Purchase of shares under the stock repurchase program	$ 0	0	0	$ (455)	(455)
Purchase of shares under the stock repurchase program (in shares)	0			22
Settlement of net share equity awards	$ 0	0	0	$ (416)	(416)
Settlement of net share equity awards (in shares)	0			19
Stock-based compensation	$ 0	1,736	0	$ 0	1,736
Balance-end of period at May. 05, 2018	$ 389	182,630	752,765	$ (594,101)	341,683
Balance-end of period (in shares) at May. 05, 2018	38,946			19,951
Balance-beginning of period at Feb. 02, 2019	$ 390	185,752	759,677	$ (609,770)	336,049
Balance-beginning of period (in shares) at Feb. 02, 2019	38,983			20,686
Unaudited Condensed Statements of Stockholders Investment [Roll Forward]
Net income	$ 0	0	27,857	$ 0	27,857
Issuance of shares through the Company's equity plans	$ 1	203	0	$ 0	204
Issuance of shares through the Company's equity plans (in shares)	118			0
Adjustment for adoption of accounting standard	$ 0	0	(2,080)	$ 0	(2,080)
Purchase of shares under the stock repurchase program	$ 0	0	0	$ (4,799)	(4,799)
Purchase of shares under the stock repurchase program (in shares)	0			230
Settlement of net share equity awards	$ 0	0	0	$ (556)	(556)
Settlement of net share equity awards (in shares)	0			29
Stock-based compensation	$ 0	507	0	$ 0	507
Balance-end of period at May. 04, 2019	$ 391	$ 186,462	$ 785,454	$ (615,125)	$ 357,182
Balance-end of period (in shares) at May. 04, 2019	39,101			20,945