Annual report pursuant to Section 13 and 15(d)

Note 12 - Commitments and Contingencies (Details Textual)

v3.20.1
Note 12 - Commitments and Contingencies (Details Textual) - USD ($)
$ in Thousands
Dec. 29, 2019
Dec. 30, 2018
Dec. 31, 2017
Insurance Installments [Member]      
Purchase Obligation, Due in Next Twelve Months $ 430 $ 215 $ 169
Open Non-cancellable Purchase Orders for Raw Materials [Member]      
Purchase Obligation, Due in Next Twelve Months 27,959 $ 39,951 $ 14,391
Indemnification Agreement [Member]      
Loss Contingency Accrual, Ending Balance $ 0