CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS - USD ($) $ in Thousands	3 Months Ended									6 Months Ended			9 Months Ended			12 Months Ended
	Feb. 26, 2023	Nov. 27, 2022	Aug. 28, 2022	Feb. 27, 2022	Nov. 28, 2021	Aug. 29, 2021	Feb. 28, 2021	Nov. 29, 2020	Aug. 30, 2020	Nov. 27, 2022	Nov. 28, 2021	Nov. 29, 2020	Feb. 26, 2023	Feb. 27, 2022	Feb. 28, 2021	May 28, 2023	May 29, 2022	May 30, 2021
Statement of Comprehensive Income [Abstract]
Net loss	$ (36,507)	$ (12,806)	$ (10,966)	$ (13,586)	$ (38,471)	$ (9,387)	$ (6,978)	$ (11,623)	$ (12,410)	$ (23,772)	$ (47,858)	$ (24,033)	$ (60,279)	$ (61,444)	$ (31,011)	$ (99,563)	$ (116,715)	$ (32,294)
Other comprehensive income, net of tax:
Net unrealized gains (losses) on interest rate swaps, net of tax effect		286	300	104	176	366	387	401	304	586	542	705	586	646	1,092	586	772	1,450
Other comprehensive income, net		286	300	104	176	366	387	401	304	586	542	705	586	646	1,092	586	772	1,450
Total comprehensive loss	$ (36,507)	$ (12,520)	$ (10,666)	$ (13,482)	$ (38,295)	$ (9,021)	$ (6,591)	$ (11,222)	$ (12,106)	$ (23,186)	$ (47,316)	$ (23,328)	$ (59,693)	$ (60,798)	$ (29,919)	$ (98,977)	$ (115,943)	$ (30,844)