BALANCE SHEET INFORMATION (Details 1) - USD ($) $ in Thousands	3 Months Ended
Aug. 29, 2025	May 30, 2025
Leasehold improvements	$ 6,098	$ 5,999
Machinery and equipment	3,845	3,846
Test equipment	2,883	2,898
Furniture and fixtures	1,336	1,331
Construction-in-process	673	362
Property and equipment, gross	14,835	14,436
Less: Accumulated depreciation and amortization	(5,834)	(5,467)
Property and equipment, net	$ 9,001	$ 8,969
Test Equipment [Member] \| Top [Member]
Property and equipment useful life	5 years
Test Equipment [Member] \| Bottom [Member]
Property and equipment useful life	4 years
Machinery And Equipment [Member] \| Top [Member]
Property and equipment useful life	5 years
Machinery And Equipment [Member] \| Bottom [Member]
Property and equipment useful life	3 years
Furniture And Fixtures [Member] \| Top [Member]
Property and equipment useful life	10 years
Furniture And Fixtures [Member] \| Bottom [Member]
Property and equipment useful life	2 years

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Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Amount of structure or a modification to a structure under construction. Includes recently completed structures or modifications to structures that have not been placed into service.

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Amount before accumulated depreciation of equipment commonly used in offices and stores that have no permanent connection to the structure of a building or utilities. Examples include, but are not limited to, desks, chairs, tables, and bookcases.

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Amount before accumulated depreciation of tangible personal property used to produce goods and services, including, but is not limited to, tools, dies and molds, computer and office equipment.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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Amount before accumulated depreciation, depletion and amortization of other physical assets used in the normal conduct of business to produce goods and services and not intended for resale.

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