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Warranty (Details) - USD ($)
$ in Thousands
6 Months Ended
Jun. 26, 2021
Jun. 27, 2020
Movement in Standard and Extended Product Warranty, Increase (Decrease) [Roll Forward]    
Balance at beginning of period $ 3,918 $ 1,942
Accruals 3,472 2,116
Settlements (3,132) (1,997)
Balance at end of period $ 4,258 $ 2,061