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Nature of Operations and Summary of Significant Accounting Policies - Schedule of Revenue Recognition Method and Disaggregation of Revenue by Product Type and Geography (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 27, 2025	Sep. 28, 2024	Sep. 27, 2025	Sep. 28, 2024
Disaggregation of Revenue [Line Items]
Revenue	$ 271,567	$ 271,614	$ 766,044	$ 795,354
North America
Disaggregation of Revenue [Line Items]
Revenue	165,708	172,186	483,546	501,220
Europe
Disaggregation of Revenue [Line Items]
Revenue	65,869	57,309	178,440	176,289
Asia
Disaggregation of Revenue [Line Items]
Revenue	23,893	26,724	63,536	74,248
Rest of world
Disaggregation of Revenue [Line Items]
Revenue	16,097	15,395	40,522	43,597
Parts and consumables
Disaggregation of Revenue [Line Items]
Revenue	188,366	176,961	549,457	520,836
Capital
Disaggregation of Revenue [Line Items]
Revenue	83,201	94,653	216,587	274,518
Point in Time
Disaggregation of Revenue [Line Items]
Revenue	254,491	238,971	706,995	701,199
Over Time
Disaggregation of Revenue [Line Items]
Revenue	$ 17,076	$ 32,643	$ 59,049	$ 94,155

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