CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Mar. 04, 2023	Feb. 26, 2022	Feb. 27, 2021
Operating activities:
Net loss	$ (719,188)	$ (522,372)	$ (90,220)
Net income from discontinued operations, net of tax			9,161
Net loss from continuing operations	(719,188)	(522,372)	(99,381)
Adjustments to reconcile to net cash (used in) provided by operating activities of continuing operations:
Depreciation and amortization	276,583	295,686	327,124
Facility exit and impairment charges	180,637	164,084	57,714
Goodwill and intangible asset impairment charges	371,200	229,000	29,852
LIFO charge (credit)	53,028	1,314	(51,692)
(Gain) loss on sale of assets, net	(68,586)	5,505	(69,300)
Change in allowances for uncollectible accounts receivable	15,267	22,011
Loss (gain) on Bartell acquisition		5,346	(47,705)
Stock-based compensation expense	11,537	13,050	13,003
(Gain) loss on debt modifications and retirements, net	(80,142)	3,235	(5,274)
Changes in deferred taxes	7,703	(6,709)	(10,633)
Changes in operating assets and liabilities:
Accounts receivable	151,610	54,086	(182,404)
Inventories	5,158	(97,112)	177,263
Accounts payable	(96,570)	139,228	(35,372)
Operating lease right-of-use assets and operating lease liabilities	(86,133)	(29,375)	(28,044)
Other assets	36,478	33,737	80,975
Other liabilities	(111,021)	68,558	(50,947)
Net cash (used in) provided by operating activities of continuing operations:	(52,439)	379,272	105,179
Investing activities:
Payments for property, plant and equipment	(215,285)	(194,090)	(195,141)
Intangible assets acquired	(32,400)	(26,623)	(29,800)
Acquisition of business, net of cash acquired			(86,230)
Proceeds from insured loss		10,436	12,500
Proceeds from dispositions of assets and investments	69,582	18,706	11,444
Proceeds from sale-leaseback transactions	73,344	57,498	177,892
Net cash used in investing activities of continuing operations:	(104,759)	(134,073)	(109,335)
Financing activities:
Proceeds from issuance of long-term debt	50,000	350,000	849,918
Net proceeds from (payments to) revolver	491,000	(141,000)	200,000
Principal payments on long-term debt	(277,941)	(545,036)	(1,058,537)
Change in zero balance cash accounts	18,289	(8,285)	(36,463)
Net proceeds from issuance of common stock			53
Financing fees paid for early debt redemption	(1,733)	(833)	(2,399)
Payments for taxes related to net share settlement of equity awards	(2,662)	(2,588)	(3,086)
Deferred financing costs paid	(2,325)	(18,638)	(14,729)
Net cash provided by (used in) financing activities of continuing operations:	274,628	(366,380)	(65,243)
Cash flows from discontinued operations:
Operating activities of discontinued operations	0	0	(82,189)
Investing activities of discontinued operations	0	0	94,310
Financing activities of discontinued operations	0	0	0
Net cash provided by discontinued operations	0	0	12,121
Increase (decrease) in cash and cash equivalents	117,430	(121,181)	(57,278)
Cash and cash equivalents, beginning of period	39,721	160,902	218,180
Cash and cash equivalents, end of period	$ 157,151	$ 39,721	$ 160,902