Quarterly report pursuant to Section 13 or 15(d)

Commitments - Additional Information (Details)

v3.20.2
Commitments - Additional Information (Details) - USD ($)
Sep. 27, 2020
Dec. 29, 2019
Open Non-cancellable Purchase Orders for Raw Materials [Member]    
Loss Contingencies [Line Items]    
Purchase Obligation, to be Paid, Year One $ 37,708,000 $ 25,866,000
Indemnification Agreement [Member]    
Loss Contingencies [Line Items]    
Loss contingency accrual $ 0 $ 0