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Product Warranty Reserves (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2022
Dec. 25, 2021
Product Warranties Disclosures [Abstract]    
Product warranty reserve at beginning of period $ 1,050 $ 895
Warranty liabilities accrued 597 636
Warranty liabilities settled (705) (481)
Product warranty reserve at end of period $ 942 $ 1,050