Employee Benefit Plans - Schedule of Changes in Fair Value of Plan Assets (Details) - Swiss Plan - USD ($) $ in Thousands	12 Months Ended
	Dec. 27, 2024	Dec. 29, 2023
Plan assets at fair value, beginning of period	$ 17,381	$ 20,709
Actual return on plan assets	(942)	1,922
Plan assets at fair value, end of period	17,690	17,381
Insurance Contracts | Fair Value, Inputs, Level 3
Plan assets at fair value, beginning of period	17,381	20,709
Actual return on plan assets	(942)	1,922
Purchases, sales, and settlement	1,251	(5,250)
Plan assets at fair value, end of period	$ 17,690	$ 17,381