Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands	3 Months Ended		6 Months Ended
	Jul. 31, 2021	Aug. 01, 2020	Jul. 31, 2021	Aug. 01, 2020
Income Statement [Abstract]
Sales	$ 138,590,000	$ 76,442,000	$ 250,084,000	$ 133,669,000
Cost of goods sold including occupancy costs	66,988,000	54,945,000	127,649,000	98,958,000
Gross profit	71,602,000	21,497,000	122,435,000	34,711,000
Expenses:
Selling, general and administrative	41,776,000	25,795,000	78,894,000	57,907,000
Impairment of assets	(365,000)		(1,017,000)	16,335,000
Depreciation and amortization	4,389,000	5,340,000	8,889,000	11,072,000
Total expenses	45,800,000	31,135,000	86,766,000	85,314,000
Operating income (loss)	25,802,000	(9,638,000)	35,669,000	(50,603,000)
Interest expense, net	(925,000)	(1,052,000)	(2,067,000)	(1,793,000)
Income (loss) before provision for income taxes	24,877,000	(10,690,000)	33,602,000	(52,396,000)
Provision for income taxes	426,000	24,000	454,000	44,000
Net income (loss)	$ 24,451,000	$ (10,714,000)	$ 33,148,000	$ (52,440,000)
Net income (loss) per share - basic	$ 0.38	$ (0.21)	$ 0.53	$ (1.03)
Net income (loss) per share - diluted	$ 0.36	$ (0.21)	$ 0.50	$ (1.03)
Weighted-average number of common shares outstanding:
Basic	63,527	51,078	62,840	50,918
Diluted	67,615	51,078	65,938	50,918