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Summary of Significant Accounting Policies (Goodwill by Reporting Segment) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 27, 2024	Dec. 29, 2023
Goodwill Roll Forward
Beginning balance	$ 370,228	$ 368,171
Additions, adjustments from business acquisitions	130,123
Impairment		(7,800)
Foreign currency translation	(12,883)	9,857
Ending balance	487,468	370,228
Industrial
Goodwill Roll Forward
Beginning balance	143,132	134,771
Additions, adjustments from business acquisitions	0
Impairment		0
Foreign currency translation	(6,907)	8,361
Ending balance	136,225	143,132
Process
Goodwill Roll Forward
Beginning balance	149,554	156,366
Additions, adjustments from business acquisitions	4,022
Impairment		(7,800)
Foreign currency translation	(371)	988
Ending balance	153,205	149,554
Contractor
Goodwill Roll Forward
Beginning balance	77,542	77,034
Additions, adjustments from business acquisitions	126,101
Impairment		0
Foreign currency translation	(5,605)	508
Ending balance	$ 198,038	$ 77,542

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