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Fair Value Measurements - Financial Assets and Liabilities (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 26, 2023
Sep. 26, 2023
Dec. 27, 2022
Fair value of financial instruments      
Transfer of asset levels within the fair value hierarchy $ 0 $ 0  
Fair value measured on a recurring basis | Level 1      
Fair value of financial instruments      
Deferred compensation plan - assets 74,775 74,775 $ 61,835
Deferred compensation plan - liabilities $ (74,690) $ (74,690) $ (61,668)