Condensed Consolidated Statements of Changes in Stockholders' Equity - USD ($) $ in Thousands	Total	Common Stock Issued	Additional Paid-In Capital	Retained Earnings/ (Accumulated Deficit)	Accumulated Other Comprehensive Loss
Balance at Feb. 01, 2019	$ 322,711	$ 320	$ 352,733	$ (17,159)	$ (13,183)
Balance, shares at Feb. 01, 2019		32,220
Net loss	(6,818)			(6,818)
Cumulative translation adjustment, net of tax	(234)				(234)
Change in accounting principle related to lease accounting, net of tax | Accounting Standards Update 2016-02	(1,741)			(1,741)
Stock-based compensation expense	1,974		1,974
Vesting of restricted shares		$ 4	(4)
Vesting of restricted shares, shares		185
Restricted stock shares surrendered for taxes	(687)		(687)
Restricted stock shares surrendered for taxes, shares		(42)
Balance at May. 03, 2019	315,205	$ 324	354,016	(25,718)	(13,417)
Balance, shares at May. 03, 2019		32,363
Balance at Jan. 31, 2020	348,382	$ 324	360,656	390	(12,988)
Balance, shares at Jan. 31, 2020		32,382
Net loss	(20,643)			(20,643)
Cumulative translation adjustment, net of tax	(1,259)				(1,259)
Stock-based compensation expense	1,828		1,828
Vesting of restricted shares		$ 2	(2)
Vesting of restricted shares, shares		275
Restricted stock shares surrendered for taxes	(410)		(410)
Restricted stock shares surrendered for taxes, shares		(61)
Balance at May. 01, 2020	$ 327,898	$ 326	$ 362,072	$ (20,253)	$ (14,247)
Balance, shares at May. 01, 2020		32,596