Unaudited Condensed Consolidated Statements of Operations - USD ($) shares in Thousands	3 Months Ended
	May 01, 2021	May 02, 2020
Income Statement [Abstract]
Net sales	$ 506,861,000	$ 269,837,000
Cost of goods sold	$ 296,898,000	$ 195,690,000
Cost of goods sold, as a percent to sales	58.60%	72.50%
Gross margin	$ 209,963,000	$ 74,147,000
Gross margin, as a percent to sales	41.40%	27.50%
Store operating, selling, and administrative expenses	$ 91,739,000	$ 69,673,000
Store operating, selling and administrative expenses, as a percent to sales	18.10%	25.80%
Goodwill impairment	$ 0	$ 19,661,000
Goodwill impairment, as a percent to sales	0.00%	7.30%
Depreciation and amortization	$ 8,074,000	$ 6,870,000
Depreciation and amortization, as a percent to sales	1.60%	2.50%
Operating income (loss)	$ 110,150,000	$ (22,057,000)
Operating income, as a percent to sales	21.70%	(8.20%)
Interest expense, net	$ 99,000	$ 170,000
Interest expense (income), net, as a percent to sales	0.00%	0.10%
Income (loss) before provision (benefit) for income taxes	$ 110,051,000	$ (22,227,000)
Income before provision for income taxes, as a percent to sales	21.70%	(8.20%)
Provision (benefit) for income taxes	$ 25,285,000	$ (6,940,000)
Provision for income taxes, as a percent to sales	5.00%	(2.60%)
Net income (loss)	$ 84,766,000	$ (15,287,000)
Net income, as a percent to sales	16.70%	(5.70%)
Basic earnings per share (in dollars per share)	$ 5.19	$ (0.92)
Diluted earnings per share (in dollars per share)	$ 5.00	$ (0.92)
Weighted-average shares:
Basic (in shares)	16,325	16,546
Diluted (in shares)	16,966	16,546