Intangible Assets - Schedule of Intangible Assets Subject to Amortization (Details) - USD ($) $ in Thousands		Nov. 28, 2020	May 30, 2020
Finite-Lived Intangible Assets [Line Items]
Total Gross Amounts		$ 4,474	$ 4,454
Total Accumulated Amortization		2,086	1,949
Net Intangible Assets		2,388	2,505
Trade Names
Finite-Lived Intangible Assets [Line Items]
Total Gross Amounts		659	659
Total Accumulated Amortization		659	659
Customer Relationships
Finite-Lived Intangible Assets [Line Items]
Total Gross Amounts	[1]	3,408	3,388
Total Accumulated Amortization		1,125	1,000
Non-compete Agreements
Finite-Lived Intangible Assets [Line Items]
Total Gross Amounts		177	177
Total Accumulated Amortization		177	176
Technology
Finite-Lived Intangible Assets [Line Items]
Total Gross Amounts		230	230
Total Accumulated Amortization		$ 125	$ 114

[1] Change from prior periods reflect impact of foreign currency translation.