Segments - Information regarding reportable segments (Details) - USD ($) $ in Thousands	3 Months Ended
	Apr. 30, 2021	Apr. 30, 2020
Segment Reporting Information [Line Items]
Net sales	$ 519,910	$ 405,131
Cost of goods sold	324,441	280,730
Gross profit	195,469	124,401
Selling, general and administrative expenses	141,603	154,620
Depreciation and amortization	7,044	9,867
Asset impairments, net of gain on lease modifications		3,187
Operating profit (loss)	46,822	(43,273)
Operating Segments | Wholesale
Segment Reporting Information [Line Items]
Net sales	511,514	378,871
Cost of goods sold	325,821	266,639
Gross profit	185,693	112,232
Selling, general and administrative expenses	125,334	112,600
Depreciation and amortization	6,212	8,292
Asset impairments, net of gain on lease modifications		(5)
Operating profit (loss)	54,147	(8,655)
Operating Segments | Retail [Member]
Segment Reporting Information [Line Items]
Net sales	19,419	33,908
Cost of goods sold	9,643	21,739
Gross profit	9,776	12,169
Selling, general and administrative expenses	16,269	42,020
Depreciation and amortization	832	1,575
Asset impairments, net of gain on lease modifications		3,192
Operating profit (loss)	(7,325)	(34,618)
Elimination
Segment Reporting Information [Line Items]
Net sales	(11,023)	(7,648)
Cost of goods sold	$ (11,023)	$ (7,648)