CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Revision of Prior Period, Accounting Standards Update, Adjustment	Common Stock	Accumulated Deficit	Accumulated Deficit Revision of Prior Period, Accounting Standards Update, Adjustment
Balance, beginning of period at Feb. 02, 2019	$ 130,800		$ 169,477	$ (38,677)
Balance, beginning of period (Cumulative Effect of Change in Accounting Principle) at Feb. 02, 2019		$ (331)			$ (331)
Balance, beginning of period (in shares) at Feb. 02, 2019			14,504,824
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Employee stock purchases	241		$ 241
Employee stock purchases (in shares)			104,160
Restricted stock issued			197,090
Net share settlement of stock options and restricted stock units	(87)		$ (87)
Net share settlement of stock options and restricted stock units (in shares)			(42,973)
Stock-based compensation expense	3,254		$ 3,254
Repurchase and retirement of common stock	$ (3,657)			(3,657)
Repurchase and retirement of common stock (in shares)	(807,275)		(807,275)
Net income (loss)	$ (53,265)			(53,265)
Balance, end of period at Feb. 01, 2020	76,955		$ 172,885	(95,930)
Balance, end of period (in shares) at Feb. 01, 2020			13,955,826
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Employee stock purchases	35		$ 35
Employee stock purchases (in shares)			34,999
Exercise of stock options	360		$ 360
Exercise of stock options (in shares)			52,561
Restricted stock issued			281,604
Net share settlement of stock options and restricted stock units	(60)		$ (60)
Net share settlement of stock options and restricted stock units (in shares)			(22,814)
Stock-based compensation expense	1,171		$ 1,171
Repurchase and retirement of common stock	$ (178)			(178)
Repurchase and retirement of common stock (in shares)	(9,926)		(9,926)
Net income (loss)	$ 16,639			16,639
Balance, end of period at Jan. 30, 2021	$ 94,922		$ 174,391	(79,469)
Balance, end of period (in shares) at Jan. 30, 2021	14,292,250		14,292,250
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of stock options	$ 177		$ 177
Exercise of stock options (in shares)			49,454
Restricted stock issued			120,468
Net share settlement of stock options and restricted stock units	(379)		$ (379)
Net share settlement of stock options and restricted stock units (in shares)			(21,504)
Stock-based compensation expense	1,667		$ 1,667
Repurchase and retirement of common stock	$ (37,287)			(37,287)
Repurchase and retirement of common stock (in shares)	(1,809,321)		(1,809,321)
Net income (loss)	$ 22,026			22,026
Balance, end of period at Jan. 29, 2022	$ 81,126		$ 175,856	$ (94,730)
Balance, end of period (in shares) at Jan. 29, 2022	12,631,347		12,631,347