Benefit Plans - Fair Value Measurement of Plan Assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 27, 2025	Dec. 28, 2024
Change in benefit obligation:
Fair value of plan assets at beginning of year	$ 39,338
Fair value of plan assets at end of year	41,613	$ 39,338
Level 3
Change in benefit obligation:
Fair value of plan assets at beginning of year	23,573	133
Bulk annuity contract	23,442
Employer contributions	125	2
Actual return (loss) on assets	1,059	4
Benefits paid from the plan assets	(1,392)
Foreign currency adjustments	1,776	(8)
Fair value of plan assets at end of year	$ 25,141	$ 23,573