Geographic Assets - Composition of Long-Lived Assets (Details) - USD ($) $ in Thousands	Dec. 30, 2022	Dec. 31, 2021
Revenues From External Customers And Long Lived Assets [Line Items]
Property, plant and equipment, net	$ 50,921	$ 35,912
Finance lease ROU assets, net	342	506
Operating lease ROU assets, net	30,270	31,310
Intangible assets, net	173	218
Total	81,706	67,946
U.S.
Revenues From External Customers And Long Lived Assets [Line Items]
Property, plant and equipment, net	41,912	27,859
Finance lease ROU assets, net	329	475
Operating lease ROU assets, net	23,303	24,564
Intangible assets, net	83	83
Total	65,627	52,981
JAPAN
Revenues From External Customers And Long Lived Assets [Line Items]
Property, plant and equipment, net	129	365
Finance lease ROU assets, net	13	31
Operating lease ROU assets, net	280	736
Intangible assets, net	90	135
Total	512	1,267
SWITZERLAND
Revenues From External Customers And Long Lived Assets [Line Items]
Property, plant and equipment, net	8,880	7,688
Operating lease ROU assets, net	6,687	6,010
Total	$ 15,567	$ 13,698