Note 4 - Balance Sheet Components - Accrued Liabilities (Details) - USD ($) $ in Thousands	Mar. 30, 2024	Dec. 30, 2023
Liability for non-cancelable contracts	$ 10,520	$ 11,418
Contract liabilities	6,491	5,304
Foreign, VAT, and other taxes payable	4,809	6,758
Other accrued liabilities	4,164	6,997
Total accrued liabilities	32,049	36,048
Accrued Liabilities [Member]
Current portion of operating lease liabilities	$ 6,065	$ 5,571