Note 4 - Balance Sheet Components - Capitalized Software Costs (Details) $ in Thousands	6 Months Ended
Jul. 03, 2021 USD ($)
Cloud based computing implementation costs as of January 2, 2021	$ 2,831
Costs capitalized	235
Amortization	(367)
Cloud based computing implementation costs as of July 3, 2021	$ 2,699

Additions made to capitalized computer software costs during the period.

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Amount of expense for amortization of capitalized computer software costs.

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The carrying amount of capitalized computer software costs net of accumulated amortization as of the balance sheet date.

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