Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands	Total	Common	Common Class B	Common Stock	Common Stock Common	Common Stock Common Class B	Additional Paid-In Capital	Retained Earnings	Accumulated Other Comprehensive Income
Beginning Balance at Jun. 01, 2019	$ 123,757			$ 652			$ 61,012	$ 59,703	$ 2,390
Beginning Balance (in shares) at Jun. 01, 2019					10,957,000	2,097,000
Comprehensive (loss) income
Net (loss) income	(1,838)							(1,838)
Foreign currency translation	(900)								(900)
Share-based compensation:
Restricted stock	455						455
Stock options	228						228
Options exercised	59			1			58
Options exercised (in shares)					10,000
Restricted stock issuance				4			(4)
Restricted stock issuance (in shares)					71,000
Dividends paid to:
Common ($0.24 per share)	(2,648)							(2,648)
Class B ($0.22 per share)	(453)							(453)
Ending Balance at May. 30, 2020	118,660			657			61,749	54,764	1,490
Ending Balance (in shares) at May. 30, 2020					11,038,000	2,097,000
Comprehensive (loss) income
Net (loss) income	1,655							1,655
Foreign currency translation	3,403								3,403
Share-based compensation:
Restricted stock	483						483
Stock options	192						192
Options exercised	289			2			287
Options exercised (in shares)					49,000
Restricted stock issuance				4			(4)
Restricted stock issuance (in shares)					73,000
Dividends paid to:
Common ($0.24 per share)	(2,669)							(2,669)
Class B ($0.22 per share)	(453)							(453)
Ending Balance at May. 29, 2021	121,560			663			62,707	53,297	4,893
Ending Balance (in shares) at May. 29, 2021		11,160,000	2,097,000		11,160,000	2,097,000
Comprehensive (loss) income
Net (loss) income	17,927							17,927
Foreign currency translation	(4,093)								(4,093)
Share-based compensation:
Restricted stock	444						444
Stock options	210						210
Options exercised	$ 2,992			18			2,974
Options exercised (in shares)	373,489				373,000
Restricted stock issuance				4			(4)
Restricted stock issuance (in shares)					72,000
Class B converted to common					44,000	(44,000)
Dividends paid to:
Common ($0.24 per share)	$ (2,745)							(2,745)
Class B ($0.22 per share)	(448)							(448)
Ending Balance at May. 28, 2022	$ 135,847			$ 685			$ 66,331	$ 68,031	$ 800
Ending Balance (in shares) at May. 28, 2022		11,649,000	2,053,000		11,649,000	2,053,000