Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended								6 Months Ended		9 Months Ended		12 Months Ended
	May 03, 2025	Jan. 25, 2025	Oct. 26, 2024	Jul. 27, 2024	Apr. 27, 2024	Jan. 27, 2024	Oct. 28, 2023	Jul. 29, 2023	Oct. 26, 2024	Oct. 28, 2023	Jan. 25, 2025	Jan. 27, 2024	May 03, 2025	Apr. 27, 2024	May 01, 2021
Sales:
Product sales and other		$ 419,663	$ 559,674	$ 250,926		$ 415,375	$ 569,698	$ 252,650	$ 810,600	$ 822,348	$ 1,230,263	$ 1,237,723	$ 1,463,245	$ 1,430,456
Rental income		43,162	42,448	12,505		41,298	40,681	11,511	54,953	52,192	98,115	93,490	146,925	136,679
Total sales	$ 281,792	$ 462,825	$ 602,122	$ 263,431	$ 235,922	$ 456,673	$ 610,379	$ 264,161	$ 865,553	$ 874,540	$ 1,328,378	$ 1,331,213	$ 1,610,170	$ 1,567,135
Revenue from Contract with Customer, Product and Service [Extensible Enumeration]		Product [Member]	Product [Member]	Product [Member]		Product [Member]	Product [Member]	Product [Member]	Product [Member]	Product [Member]	Product [Member]	Product [Member]	Product [Member]	Product [Member]
Cost of sales (exclusive of depreciation and amortization expense):
Product and other cost of sales		$ 343,559	$ 451,026	$ 211,385		$ 332,113	$ 448,073	$ 209,280	$ 662,411	$ 657,353	$ 1,005,970	$ 989,466	$ 1,193,015	$ 1,144,973
Rental cost of sales		25,516	22,619	7,050		23,959	21,609	6,676	29,669	28,285	55,185	52,244	79,351	77,249
Total cost of sales		369,075	473,645	218,435		356,072	469,682	215,956	692,080	685,638	1,061,155	1,041,710	1,272,366	1,222,222
Gross profit	70,581	93,750	128,477	44,996	55,410	100,601	140,697	48,205	173,473	188,902	267,223	289,503	337,804	344,913
Selling and administrative expenses		71,561	72,940	67,023		79,756	85,961	77,476	139,963	163,437	211,524	243,193	283,800	311,574
Depreciation and amortization expense		7,827	8,542	13,071		10,148	10,175	10,253	21,613	20,428	29,440	30,576	37,939	40,560
Impairment loss	0	1,713	0	0		5,798					1,713	5,798	1,713	7,166
Other (income) expense	1,228	(6,268)	(150)	3,618		3,413	4,274	4,633	3,468	8,907	(2,800)	12,320	(1,572)	19,409
Operating income (loss)		18,917	47,145	(38,716)		1,486	40,287	(44,157)	8,429	(3,870)	27,346	(2,384)	15,924	(33,796)
Loss on debt extinguishment				55,233				0	55,233	0	55,233	0	55,233	0
Interest expense, net	4,096	5,083	5,463	7,618	10,827	10,620	10,664	8,254	13,081	18,918	18,164	29,538	22,260	40,365
Income (loss) from continuing operations before income taxes		13,834	41,682	(101,567)		(9,134)	29,623	(52,411)	(59,885)	(22,788)	(46,051)	(31,922)	(61,569)	(74,161)
Income tax expense		(4,108)	(1,480)	2,358		487	532	89	878	621	(3,230)	1,108	4,256	858	$ (7,164)
Income (loss) from continuing operations		17,942	43,162	(103,925)	(41,989)	(9,621)	29,091	(52,500)	(60,763)	(23,409)	(42,821)	(33,030)	(65,825)	(75,019)
Loss from discontinued operations, net of tax of $0 and $20, respectively		0	0	0	72	289	(674)	(417)	0	(1,091)	0	(802)	0	(730)
Net income (loss)	$ (23,004)	$ 17,942	$ 43,162	$ (103,925)	$ (41,917)	$ (9,332)	$ 28,417	$ (52,917)	$ (60,763)	$ (24,500)	$ (42,821)	$ (33,832)	$ (65,825)	$ (75,749)
Income (loss) per share of Common Stock
Basic, Continuing operations (in dollars per share)		$ 0.59	$ 1.63	$ (7.69)	$ (15.71)	$ (3.60)	$ 10.96	$ (19.83)	$ (3.04)	$ (8.83)	$ (1.82)	$ (12.42)	$ (2.50)	$ (28.18)
Basic, Discontinued operations (in dollars per share)		0	0	0	0.02	0.11	(0.25)	(0.16)	0	(0.41)	0	(0.30)	0	(0.28)
Total Basic Net Loss per Share (in dollars per share)	$ (0.68)	0.59	1.63	(7.69)	(15.69)	(3.49)	10.71	(19.99)	(3.04)	(9.24)	(1.82)	(12.72)	(2.50)	(28.46)
Diluted, Continuing operations (in dollars per share)		0.59	1.63	(7.69)	(15.71)	(3.60)	10.95	(19.83)	(3.04)	(8.83)	(1.82)	(12.42)	(2.50)	(28.18)
Diluted, Discontinued operations (in dollars per share)		0	0	0	0.02	0.11	(0.25)	(0.16)	0	(0.41)	0	(0.30)	0	(0.28)
Total Diluted Net Loss per Share (in dollars per share)	$ (0.68)	$ 0.59	$ 1.63	$ (7.69)	$ (15.69)	$ (3.49)	$ 10.70	$ (19.99)	$ (3.04)	$ (9.24)	$ (1.82)	$ (12.72)	$ (2.50)	$ (28.46)
Weighted average shares of common stock outstanding - Basic and Diluted
Weighted average common shares outstanding - Basic (in shares)	34,053,847	30,507,723	26,527,174	13,510,667	2,673,403	2,673,240	2,655,006	2,647,536	20,018,920	2,651,271	23,515,188	2,658,594	26,298,984	2,662,296
Weighted average common shares outstanding - Diluted (in shares)	34,053,847	30,642,958	26,541,804	13,510,667	2,673,403	2,673,240	2,655,799	2,647,536	20,018,920	2,651,271	23,515,188	2,658,594	26,298,984	2,662,296