Employee Benefit Plans - Schedule of Amounts Recognized in Other Comprehensive Income (Loss) (Details) - USD ($)	12 Months Ended
	Dec. 29, 2023	Dec. 30, 2022	Dec. 31, 2021
Swiss Plan
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Current year actuarial gain (loss) on plan assets	$ 1,316,000	$ (432,000)	$ (724,000)
Current year actuarial gain (loss) on benefit obligation	(4,847,000)	6,251,000	1,671,000
Prior service credit	(161,000)	(160,000)	1,142,000
Actuarial gain (loss) recorded in current year	2,000	348,000	470,000
Change in other comprehensive gain (loss)	(3,690,000)	6,007,000	2,559,000
Japan Plan
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Amortization of actuarial loss	(2,000)	5,000	3,000
Prior service credit	(1)	(2,000)	(1,000)
Actuarial gain (loss) recorded in current year	(21,000)	(11,000)	175,000
Settlement	(106,000)	0	0
Curtailment loss	(2,000)	0	0
Change in other comprehensive gain (loss)	$ (128,000)	$ (8,000)	$ 177,000