Benefit Plans - Total Funded Status of the Plans Recognized in the Consolidated Balance Sheets (Details) - USD ($) $ in Thousands	Dec. 27, 2025	Dec. 28, 2024
Pension Benefits
Defined Benefit Plan Disclosure [Line Items]
Long-term asset	$ 7,647	$ 3,263
Current liability	0	0
Long-term liability	0	0
Total funded (underfunded) status	7,647	3,263
Other Benefits
Defined Benefit Plan Disclosure [Line Items]
Long-term asset	0	0
Current liability	(1,179)	(926)
Long-term liability	(7,456)	(7,391)
Total funded (underfunded) status	$ (8,635)	$ (8,317)