Income Taxes - Additional Information (Details) - USD ($)	3 Months Ended
	Aug. 28, 2021	Aug. 29, 2020	May 29, 2021
Operating Loss Carryforwards [Line Items]
Income tax provision	$ 167,000	$ 124,000
Effective income tax rate	5.90%	(12.10%)
U.S. statutory tax rate	21.00%
Liability for uncertain tax positions related to continuing operations, excluding interest and penalties	$ 100,000		$ 100,000
Deferred tax valuation allowance	11,500,000		12,200,000
Maximum
Operating Loss Carryforwards [Line Items]
Deferred tax liability, undistributed earnings of foreign subsidiaries	$ 100,000		$ 100,000