Quarterly report pursuant to Section 13 or 15(d)

Related Party Transactions (Details)

v3.21.2
Related Party Transactions (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 25, 2021
Sep. 26, 2020
Sep. 25, 2021
Sep. 26, 2020
Related Party Transaction [Line Items]        
Related party expenses $ 56 $ 130 $ 270 $ 451
Industrial Warehouse and Office Facility Lease Agreement - Manns | Affiliated Entity        
Related Party Transaction [Line Items]        
Related party expenses $ 88 $ 88 $ 264 $ 263