Segments - Information regarding reportable segments (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 31, 2021	Jul. 31, 2020	Jul. 31, 2021	Jul. 31, 2020
Segment Reporting Information [Line Items]
Net sales	$ 483,081	$ 297,212	$ 1,002,991	$ 702,343
Cost of goods sold	290,203	162,519	614,644	443,249
Gross profit	192,878	134,693	388,347	259,094
Selling, general and administrative expenses	146,840	122,102	288,443	276,722
Depreciation and amortization	7,098	9,691	14,142	19,558
Asset impairments, net of gain on lease modifications		14,302		17,489
Operating profit (loss)	38,940	(11,402)	85,762	(54,675)
Operating Segments | Wholesale
Segment Reporting Information [Line Items]
Net sales	467,013	266,809	978,527	645,681
Cost of goods sold	288,306	143,340	614,127	409,981
Gross profit	178,707	123,469	364,400	235,700
Selling, general and administrative expenses	129,291	76,727	254,625	189,327
Depreciation and amortization	6,086	8,392	12,299	16,683
Asset impairments, net of gain on lease modifications		612		608
Operating profit (loss)	43,330	37,738	97,476	29,082
Operating Segments | Retail [Member]
Segment Reporting Information [Line Items]
Net sales	27,285	34,507	46,704	68,415
Cost of goods sold	13,114	23,283	22,757	45,021
Gross profit	14,171	11,224	23,947	23,394
Selling, general and administrative expenses	17,549	45,375	33,818	87,395
Depreciation and amortization	1,012	1,299	1,843	2,875
Asset impairments, net of gain on lease modifications		13,690		16,881
Operating profit (loss)	(4,390)	(49,140)	(11,714)	(83,757)
Elimination
Segment Reporting Information [Line Items]
Net sales	(11,217)	(4,104)	(22,240)	(11,753)
Cost of goods sold	$ (11,217)	$ (4,104)	$ (22,240)	$ (11,753)