Note 5 - Property and Equipment - Summary of Property and Equipment (Details) - USD ($) $ in Thousands	Dec. 30, 2023	Dec. 31, 2022	Jan. 01, 2022
Property and equipment	$ 6,360	$ 4,630	$ 4,378
Less: accumulated depreciation and amortization	2,355	2,532	2,439
Property and equipment, net	4,005	2,098	1,939
Computers and Systems [Member]
Property and equipment	5,513	4,077	4,133
Equipment and Furniture [Member]
Property and equipment	262	220	86
Leasehold Improvements [Member]
Property and equipment	413	267	159
Laboratory Equipment [Member]
Property and equipment	$ 173	$ 67	$ 0