Quarterly report pursuant to Section 13 or 15(d)

Accrued Liabilities - Schedule of Accrued Liabilities (Details)

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Accrued Liabilities - Schedule of Accrued Liabilities (Details) - USD ($)
$ in Thousands
Jun. 27, 2020
Dec. 28, 2019
Payables And Accruals [Abstract]    
Compensation and benefits $ 1,222 $ 809
Contract liability 827 515
Accrued incentive and rebate checks 596 988
Accrued rent   228
Accrued guarantees 767 767
Accrued purchase orders 1,067  
Other 262 631
Total accrued expenses $ 4,741 $ 3,938