Correction of Error in Previously Reported Fiscal Year 2022 Interim Financial Statements (Unaudited) - Diluted Earnings (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended	9 Months Ended	12 Months Ended
	Feb. 27, 2022	Feb. 27, 2022	May 29, 2022	May 30, 2021	May 31, 2020
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net loss	$ (13,086)	$ (61,116)	$ (114,679)	$ (32,665)	$ (38,191)
Weighted average shares for diluted net loss per share (in shares)	29,482	29,459	29,466	29,294	29,162
Diluted net loss per share (in dollars per share)	$ (0.44)	$ (2.09)	$ (3.90)	$ (1.12)	$ (1.31)
As reported
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net loss	$ (12,850)	$ (60,768)	$ (97,431)
Weighted average shares for diluted net loss per share (in shares)	29,482	29,459	29,466
Diluted net loss per share (in dollars per share)	$ (0.43)	$ (2.07)	$ (3.31)
Adjustment
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net loss	$ (236)	$ (348)	$ (17,248)
Weighted average shares for diluted net loss per share (in shares)	29,482	29,459	0
Diluted net loss per share (in dollars per share)	$ (0.01)	$ (0.02)	$ (0.59)