Consolidated Statements of Changes in Stockholders' Equity - USD ($) $ in Thousands	Total	Cumulative Effect, Period of Adoption, Adjustment	Common Stock	Additional Paid-in Capital	Retained Earnings	Retained Earnings Cumulative Effect, Period of Adoption, Adjustment	Accumulated Other Comprehensive Loss	Treasury Stock
Balance, at start of period (in shares) at Feb. 02, 2019			67,424,000
Balance, at start of period at Feb. 02, 2019	$ 585,178	$ (5,482)	$ 936	$ 211,981	$ 713,864	$ (5,482)	$ 0	$ (341,603)
Balance, at start of period, treasury stock (in shares) at Feb. 02, 2019								26,208,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(9,934)				(9,934)
Exercise of stock options and restricted stock (in shares)			1,024,000					1,024,000
Exercise of stock options and restricted stock	0			(4,316)	(8,735)			$ 13,051
Share-based compensation	2,372			2,372
Repurchase of common stock (in shares)			1,273,000					1,273,000
Repurchase of common stock	(6,387)							$ (6,387)
Balance, at end of period (in shares) at May. 04, 2019			67,175,000
Balance, at end of period at May. 04, 2019	565,747		$ 936	210,037	689,713		0	$ (334,939)
Balance, at end of period, treasury stock (in shares) at May. 04, 2019								26,457,000
Balance, at start of period (in shares) at Feb. 02, 2019			67,424,000
Balance, at start of period at Feb. 02, 2019	585,178	$ (5,482)	$ 936	211,981	713,864	$ (5,482)	0	$ (341,603)
Balance, at start of period, treasury stock (in shares) at Feb. 02, 2019								26,208,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(19,637)
Balance, at end of period (in shares) at Aug. 03, 2019			67,267,000
Balance, at end of period at Aug. 03, 2019	558,464		$ 936	212,150	679,143		0	$ (333,765)
Balance, at end of period, treasury stock (in shares) at Aug. 03, 2019								26,365,000
Balance, at start of period (in shares) at May. 04, 2019			67,175,000
Balance, at start of period at May. 04, 2019	565,747		$ 936	210,037	689,713		0	$ (334,939)
Balance, at start of period, treasury stock (in shares) at May. 04, 2019								26,457,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(9,703)				(9,703)
Exercise of stock options and restricted stock (in shares)			93,000					93,000
Exercise of stock options and restricted stock	0			(311)	(867)			$ 1,178
Share-based compensation	2,424			2,424
Repurchase of common stock (in shares)			1,000					1,000
Repurchase of common stock	(4)							$ (4)
Balance, at end of period (in shares) at Aug. 03, 2019			67,267,000
Balance, at end of period at Aug. 03, 2019	$ 558,464		$ 936	212,150	679,143		0	$ (333,765)
Balance, at end of period, treasury stock (in shares) at Aug. 03, 2019								26,365,000
Balance, at start of period (in shares) at Feb. 01, 2020	63,922,000		63,922,000
Balance, at start of period at Feb. 01, 2020	$ 406,302		$ 936	215,207	533,690		0	$ (343,531)
Balance, at start of period, treasury stock (in shares) at Feb. 01, 2020	29,710,000							29,710,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	$ (154,050)				(154,050)
Exercise of stock options and restricted stock (in shares)			802,000					802,000
Exercise of stock options and restricted stock	0			(1,609)	(7,659)			$ 9,268
Share-based compensation	2,502			2,502
Repurchase of common stock (in shares)			268,000					268,000
Repurchase of common stock	(540)							$ (540)
Balance, at end of period (in shares) at May. 02, 2020			64,456,000
Balance, at end of period at May. 02, 2020	$ 254,214		$ 936	216,100	371,981		0	$ (334,803)
Balance, at end of period, treasury stock (in shares) at May. 02, 2020								29,176,000
Balance, at start of period (in shares) at Feb. 01, 2020	63,922,000		63,922,000
Balance, at start of period at Feb. 01, 2020	$ 406,302		$ 936	215,207	533,690		0	$ (343,531)
Balance, at start of period, treasury stock (in shares) at Feb. 01, 2020	29,710,000							29,710,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	$ (261,820)
Repurchase of common stock (in shares)	0
Balance, at end of period (in shares) at Aug. 01, 2020	64,830,000		64,830,000
Balance, at end of period at Aug. 01, 2020	$ 148,876		$ 936	217,828	260,529		0	$ (330,417)
Balance, at end of period, treasury stock (in shares) at Aug. 01, 2020	28,802,000							28,802,000
Balance, at start of period (in shares) at May. 02, 2020			64,456,000
Balance, at start of period at May. 02, 2020	$ 254,214		$ 936	216,100	371,981		0	$ (334,803)
Balance, at start of period, treasury stock (in shares) at May. 02, 2020								29,176,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(107,770)				(107,770)
Exercise of stock options and restricted stock (in shares)			386,000					386,000
Exercise of stock options and restricted stock	0			(732)	(3,682)			$ 4,414
Share-based compensation	$ 2,460			2,460
Repurchase of common stock (in shares)	0		12,000					12,000
Repurchase of common stock	$ (28)							$ (28)
Balance, at end of period (in shares) at Aug. 01, 2020	64,830,000		64,830,000
Balance, at end of period at Aug. 01, 2020	$ 148,876		$ 936	$ 217,828	$ 260,529		$ 0	$ (330,417)
Balance, at end of period, treasury stock (in shares) at Aug. 01, 2020	28,802,000							28,802,000