CONDENSED CONSOLIDATED STATEMENTS OF INCOME AND COMPREHENSIVE INCOME - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 31, 2020	Jul. 31, 2019	Jul. 31, 2020	Jul. 31, 2019
Income Statement [Abstract]
Net sales	$ 297,212	$ 643,892	$ 702,343	$ 1,277,444
Cost of goods sold	162,519	412,123	443,249	809,611
Gross profit	134,693	231,769	259,094	467,833
Selling, general and administrative expenses	122,102	196,448	276,722	398,307
Depreciation and amortization	9,691	9,789	19,558	19,262
Asset impairments, net of gain on lease modifications	14,302	(1,393)	17,489	(2,222)
Operating profit (loss)	(11,402)	26,925	(54,675)	52,486
Other income (loss)	1,943	(751)	(113)	(1,399)
Interest and financing charges, net	(9,177)	(10,785)	(19,556)	(21,105)
Income (loss) before income taxes	(18,636)	15,389	(74,344)	29,982
Income tax expense (benefit)	(3,660)	4,270	(20,073)	6,820
Net income (loss)	$ (14,976)	$ 11,119	$ (54,271)	$ 23,162
Basic:
Net income (loss) per common share (in dollar per shares)	$ (0.31)	$ 0.23	$ (1.13)	$ 0.48
Weighted average number of shares outstanding (in shares)	48,214	48,450	48,121	48,619
Diluted:
Net income (loss) per common share (in dollars per share)	$ (0.31)	$ 0.23	$ (1.13)	$ 0.47
Weighted average number of shares outstanding (in shares)	48,214	49,116	48,121	49,436
Net income (loss)	$ (14,976)	$ 11,119	$ (54,271)	$ 23,162
Other comprehensive income:
Foreign currency translation adjustments	3,774	1,573	(252)	(1,654)
Other comprehensive income (loss)	3,774	1,573	(252)	(1,654)
Comprehensive income (loss)	$ (11,202)	$ 12,692	$ (54,523)	$ 21,508