Condensed Consolidated Statement of Stockholders' Equity (Unaudited) - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Treasury Stock	Retained Earnings	Accumulated Other Comprehensive Loss
Beginning Balance (in shares) at Feb. 03, 2018		127,471		29,114
Beginning Balance at Feb. 03, 2018	$ 656,382	$ 1,275	$ 468,806	$ (413,465)	$ 599,810	$ (44)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss) income	45,772				45,772
Unrealized gains on marketable securities, net of taxes	56					56
Foreign currency translation adjustment	(88)					(88)
Issuance of common stock (in shares)		2,115
Issuance of common stock	679	$ 21	658
Dividends declared on common stock, $0.0875 per share and $0.2625 per share for the three and six months ended August 3, 2019, and $0.085 per share and $0.255 per share for the three and six months ended August 4, 2018, respectively.	(32,924)				(32,924)
Repurchase of common stock and tax withholdings related to share-based awards (in shares)		(3,876)		3,544
Repurchase of common stock and tax withholdings related to share-based awards	(34,048)	$ (39)	(3,222)	$ (30,787)
Share-based compensation	10,238		10,238
Ending Balance (in shares) at Aug. 04, 2018		125,710		32,658
Ending Balance at Aug. 04, 2018	641,013	$ 1,257	476,480	$ (444,252)	607,643	(115)
Beginning Balance (in shares) at May. 05, 2018		129,216		29,114
Beginning Balance at May. 05, 2018	660,904	$ 1,292	471,458	$ (413,465)	601,801	(182)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss) income	16,768				16,768
Unrealized gains on marketable securities, net of taxes	87					87
Foreign currency translation adjustment	(20)					(20)
Issuance of common stock (in shares)		65
Issuance of common stock	74	$ 1	73
Dividends declared on common stock, $0.0875 per share and $0.2625 per share for the three and six months ended August 3, 2019, and $0.085 per share and $0.255 per share for the three and six months ended August 4, 2018, respectively.	(10,926)				(10,926)
Repurchase of common stock and tax withholdings related to share-based awards (in shares)		(3,571)		3,544
Repurchase of common stock and tax withholdings related to share-based awards	(31,057)	$ (36)	(234)	$ (30,787)
Share-based compensation	5,183		5,183
Ending Balance (in shares) at Aug. 04, 2018		125,710		32,658
Ending Balance at Aug. 04, 2018	641,013	$ 1,257	476,480	$ (444,252)	607,643	(115)
Beginning Balance (in shares) at Feb. 02, 2019		116,949		41,297
Beginning Balance at Feb. 02, 2019	579,964	$ 1,169	486,406	$ (494,395)	587,145	(361)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss) income	(284)				(284)
Unrealized gains on marketable securities, net of taxes	194					194
Foreign currency translation adjustment	21					21
Issuance of common stock (in shares)		1,490
Issuance of common stock	392	$ 15	377
Dividends declared on common stock, $0.0875 per share and $0.2625 per share for the three and six months ended August 3, 2019, and $0.085 per share and $0.255 per share for the three and six months ended August 4, 2018, respectively.	(30,880)				(30,880)
Repurchase of common stock and tax withholdings related to share-based awards (in shares)		(439)
Repurchase of common stock and tax withholdings related to share-based awards	(2,484)	$ (4)	(2,480)
Share-based compensation	3,486		3,486
Ending Balance (in shares) at Aug. 03, 2019		118,000		41,297
Ending Balance at Aug. 03, 2019	549,122	$ 1,180	487,789	$ (494,395)	554,694	(146)
Beginning Balance (in shares) at May. 04, 2019		117,968		41,297
Beginning Balance at May. 04, 2019	559,443	$ 1,180	485,805	$ (494,395)	567,233	(380)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss) income	(2,309)				(2,309)
Unrealized gains on marketable securities, net of taxes	131					131
Foreign currency translation adjustment	103					103
Issuance of common stock (in shares)		48
Issuance of common stock	45		45
Dividends declared on common stock, $0.0875 per share and $0.2625 per share for the three and six months ended August 3, 2019, and $0.085 per share and $0.255 per share for the three and six months ended August 4, 2018, respectively.	(10,230)				(10,230)
Repurchase of common stock and tax withholdings related to share-based awards (in shares)		(16)
Repurchase of common stock and tax withholdings related to share-based awards	(55)		(55)
Share-based compensation	1,994		1,994
Ending Balance (in shares) at Aug. 03, 2019		118,000		41,297
Ending Balance at Aug. 03, 2019	$ 549,122	$ 1,180	$ 487,789	$ (494,395)	$ 554,694	$ (146)