Condensed Consolidated Statements of Shareholders’ Equity - USD ($) $ in Thousands	Capital stock [Member]	Treasury stock [Member]	Retained earnings [Member]	Noncontrolling interest in variable interest entity [Member]	Total
Beginning balance at Jan. 28, 2018	$ 88,043	$ (57)	$ 48,084	$ 3,279	$ 139,349
Beginning balance (in shares) at Jan. 28, 2018	32,462,000
Cumulative effect from adoption of ASC at Jan. 28, 2018			(648)		(648)
Adjusted balance at Jan. 28, 2018	$ 88,043	(57)	47,436	3,279	138,701
Adjusted balance (in shares) at Jan. 28, 2018	32,462,000
Issuance of common stock, shares	106,000
Stock-based compensation	$ 409				409
Restricted stock surrendered for taxes		(35)			(35)
Restricted stock surrendered for taxes, shares	(2,000)
Net income (loss)			(691)	8	(683)
Ending balance at Apr. 29, 2018	$ 88,452	(92)	46,745	3,287	138,392
Ending balance (in shares) at Apr. 29, 2018	32,566,000
Beginning balance at Jan. 28, 2018	$ 88,043	(57)	48,084	3,279	139,349
Beginning balance (in shares) at Jan. 28, 2018	32,462,000
Cumulative effect from adoption of ASC at Jan. 28, 2018			(648)		(648)
Adjusted balance at Jan. 28, 2018	$ 88,043	(57)	47,436	3,279	138,701
Adjusted balance (in shares) at Jan. 28, 2018	32,462,000
Net income (loss)					5,769
Ending balance at Jul. 29, 2018	$ 88,901	(92)	53,122	3,362	145,293
Ending balance (in shares) at Jul. 29, 2018	32,586,000
Beginning balance at Apr. 29, 2018	$ 88,452	(92)	46,745	3,287	138,392
Beginning balance (in shares) at Apr. 29, 2018	32,566,000
Issuance of common stock, shares	20,000
Stock-based compensation	$ 449				449
Net income (loss)			6,377	75	6,452
Ending balance at Jul. 29, 2018	$ 88,901	(92)	53,122	3,362	145,293
Ending balance (in shares) at Jul. 29, 2018	32,586,000
Beginning balance at Feb. 03, 2019	$ 89,849	(92)	70,592	(239)	160,110
Beginning balance (in shares) at Feb. 03, 2019	32,574,000
Cumulative effect from adoption of ASC at Feb. 03, 2019			(1,924)		(1,924)
Adjusted balance at Feb. 03, 2019	$ 89,849	(92)	68,668	(239)	158,186
Adjusted balance (in shares) at Feb. 03, 2019	32,574,000
Issuance of common stock	$ 134				134
Issuance of common stock, shares	149,000
Stock-based compensation	$ 433				433
Restricted stock forfeitures, shares	(6,000)
Restricted stock surrendered for taxes		(277)			(277)
Restricted stock surrendered for taxes, shares	(15,000)
Net income (loss)			(7,572)	(73)	(7,645)
Ending balance at May. 05, 2019	$ 90,416	(369)	61,096	(312)	150,831
Ending balance (in shares) at May. 05, 2019	32,703,000
Beginning balance at Feb. 03, 2019	$ 89,849	(92)	70,592	(239)	160,110
Beginning balance (in shares) at Feb. 03, 2019	32,574,000
Cumulative effect from adoption of ASC at Feb. 03, 2019			(1,924)		(1,924)
Adjusted balance at Feb. 03, 2019	$ 89,849	(92)	68,668	(239)	158,186
Adjusted balance (in shares) at Feb. 03, 2019	32,574,000
Net income (loss)					(5,799)
Ending balance at Aug. 04, 2019	$ 91,075	(405)	63,032	(402)	153,300
Ending balance (in shares) at Aug. 04, 2019	32,733,000
Beginning balance at May. 05, 2019	$ 90,416	(369)	61,096	(312)	150,831
Beginning balance (in shares) at May. 05, 2019	32,703,000
Issuance of common stock	$ 146				146
Issuance of common stock, shares	32,000
Stock-based compensation	$ 513				513
Restricted stock forfeitures, shares	(2,000)
Restricted stock surrendered for taxes		(36)			(36)
Net income (loss)			1,936	(90)	1,846
Ending balance at Aug. 04, 2019	$ 91,075	$ (405)	$ 63,032	$ (402)	$ 153,300
Ending balance (in shares) at Aug. 04, 2019	32,733,000