Correction of Errors in Previously Reported Fiscal Year 2022 and 2021 Annual Financial Statements - Unrecognized Tax Benefits (Details) - USD ($) $ in Thousands	12 Months Ended
	May 28, 2023	May 29, 2022	May 30, 2021
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Unrecognized tax benefits – beginning of the period	$ 1,041	$ 958	$ 836
Gross increases – current-period tax positions	116	83	122
Unrecognized tax benefits – end of the period	1,173	1,041	958
Discontinued Operations
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Unrecognized tax benefits – beginning of the period	0	0	0
Gross increases – current-period tax positions		0	0
Unrecognized tax benefits – end of the period		0	0
As Reported
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Unrecognized tax benefits – beginning of the period	1,025	942	827
Gross increases – current-period tax positions		83	115
Unrecognized tax benefits – end of the period		1,025	942
Restatement
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Unrecognized tax benefits – beginning of the period	16	16	9
Gross increases – current-period tax positions		0	7
Unrecognized tax benefits – end of the period		16	16
As Restated
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Unrecognized tax benefits – beginning of the period	$ 1,041	958	836
Gross increases – current-period tax positions		83	122
Unrecognized tax benefits – end of the period		$ 1,041	$ 958