CONDENSED CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($) shares in Thousands, $ in Thousands	Total	Cumulative Effect Period Of Adoption Adjustment [Member]	Common Stock [Member]	Treasury Stock [Member]	Additional Paid-In Capital [Member]	Retained Earnings [Member]	Retained Earnings [Member] Cumulative Effect Period Of Adoption Adjustment [Member]
Balance at Feb. 02, 2019	$ 304,433	$ (2,649)	$ 205	$ (131,846)	$ 75,631	$ 360,443	$ (2,649)
Balance, shares at Feb. 02, 2019			20,529	(5,154)
Dividends declared	(3,728)					(3,728)
Employee stock purchase plan purchases	148			$ 146	2
Employee stock purchase plan purchases, shares				5
Restricted stock awards	0			$ 1,842	(1,842)
Restricted stock awards, shares			(2)	67
Shares surrendered by employees to pay taxes on restricted stock	(11,040)			$ (11,040)
Shares surrendered by employees to pay taxes on restricted stock, shares				(324)
Purchase of common stock for treasury	(30,915)			$ (30,915)
Purchase of common stock for treasury, shares				(933)
Stock-based compensation expense	5,068				5,068
Net income/(loss)	39,431					39,431
Balance at Nov. 02, 2019	300,748		$ 205	$ (171,813)	78,859	393,497
Balance, shares at Nov. 02, 2019			20,527	(6,339)
Balance at Aug. 03, 2019	303,560		$ 205	$ (155,031)	77,374	381,012
Balance, shares at Aug. 03, 2019			20,528	(5,822)
Dividends declared	(1,241)					(1,241)
Employee stock purchase plan purchases	44			$ 43	1
Employee stock purchase plan purchases, shares				1
Restricted stock awards	0			$ 178	(178)
Restricted stock awards, shares			(1)	7
Shares surrendered by employees to pay taxes on restricted stock	(100)			$ (100)
Shares surrendered by employees to pay taxes on restricted stock, shares				(3)
Purchase of common stock for treasury	(16,903)			$ (16,903)
Purchase of common stock for treasury, shares				(522)
Stock-based compensation expense	1,662				1,662
Net income/(loss)	13,726					13,726
Balance at Nov. 02, 2019	300,748		$ 205	$ (171,813)	78,859	393,497
Balance, shares at Nov. 02, 2019			20,527	(6,339)
Balance at Feb. 01, 2020	297,363		$ 205	$ (178,517)	79,914	395,761
Balance, shares at Feb. 01, 2020			20,525	(6,517)
Dividends declared	(3,804)					(3,804)
Employee stock purchase plan purchases	152			$ 189	(37)
Employee stock purchase plan purchases, shares				7
Restricted stock awards	0			$ 4,467	(4,467)
Restricted stock awards, shares				161
Shares surrendered by employees to pay taxes on restricted stock	(1,736)			$ (1,736)
Shares surrendered by employees to pay taxes on restricted stock, shares				(72)
Stock-based compensation expense	2,694				2,694
Net income/(loss)	8,548					8,548
Balance at Oct. 31, 2020	303,217		$ 205	$ (175,597)	78,104	400,505
Balance, shares at Oct. 31, 2020			20,525	(6,421)
Balance at Aug. 01, 2020	288,987		$ 205	$ (175,661)	77,324	387,119
Balance, shares at Aug. 01, 2020			20,525	(6,423)
Dividends declared	(1,292)					(1,292)
Employee stock purchase plan purchases	47			$ 46	1
Employee stock purchase plan purchases, shares				2
Restricted stock awards	0			$ 27	(27)
Shares surrendered by employees to pay taxes on restricted stock	(9)			(9)
Stock-based compensation expense	806				806
Net income/(loss)	14,678					14,678
Balance at Oct. 31, 2020	$ 303,217		$ 205	$ (175,597)	$ 78,104	$ 400,505
Balance, shares at Oct. 31, 2020			20,525	(6,421)