Note 4 - Balance Sheet Components - Accrued Expenses (Details) - USD ($) $ in Thousands	Oct. 01, 2022	Jan. 01, 2022
Liability for non-cancelable contracts	$ 10,139	$ 9,930
Contract liability under ASC 606	5,892	4,768
Taxes payable	3,669	3,058
Other accrued expenses	9,584	2,992
Total accrued expenses	35,127	26,444
Accrued Liabilities [Member]
Current portion of operating lease liabilities	$ 5,843	$ 5,696