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SUPPLEMENTAL FINANCIAL STATEMENT DATA - Accounts Receivable - Allowance for Doubtful Accounts (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 27, 2024
Dec. 29, 2023
Dec. 30, 2022
Movements in the allowance for doubtful accounts      
Balance as of the beginning of the year $ 866 $ 640 $ 1,115
(Recovery of) provision for doubtful accounts 740 826 243
Write-offs of uncollectible accounts (303) (600) (718)
Fair value adjustment 10    
Balance as of the end of the year $ 1,313 $ 866 $ 640