Nature of Operations and Summary of Significant Accounting Policies - Revenue Recognition by Product Type, Geography and Revenue Recognition Method (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 30, 2023	Dec. 31, 2022	Jan. 01, 2022
Disaggregation of Revenue [Line Items]
Revenue	$ 957,672	$ 904,739	$ 786,579
North America
Disaggregation of Revenue [Line Items]
Revenue	538,658	508,899	420,382
Europe
Disaggregation of Revenue [Line Items]
Revenue	245,154	233,790	220,578
Asia
Disaggregation of Revenue [Line Items]
Revenue	113,511	113,932	103,810
Rest of World
Disaggregation of Revenue [Line Items]
Revenue	60,349	48,118	41,809
Parts and Consumables
Disaggregation of Revenue [Line Items]
Revenue	598,343	572,988	511,766
Capital
Disaggregation of Revenue [Line Items]
Revenue	359,329	331,751	274,813
Point in Time
Disaggregation of Revenue [Line Items]
Revenue	849,507	807,966	705,709
Over Time
Disaggregation of Revenue [Line Items]
Revenue	$ 108,165	$ 96,773	$ 80,870