Business Segment Information (Details) $ in Thousands	3 Months Ended			6 Months Ended
	Jul. 01, 2023 USD ($)	Jul. 02, 2022 USD ($)	Apr. 02, 2022 USD ($)	Jul. 01, 2023 USD ($) segment	Jul. 02, 2022 USD ($)
Segment Reporting [Abstract]
Number of reportable operating segments | segment				3
Revenue
Revenue	$ 245,053	$ 221,649		$ 474,811	$ 448,129
Income Before Provision for Income Taxes
Total operating income	43,078	37,468		83,192	93,441
Interest expense, net	(1,929)	(1,089)		(4,000)	(2,221)
Other expense, net	(21)	(19)		(42)	(41)
Income Before Provision for Income Taxes	41,128	36,360		79,150	91,179
Capital Expenditures
Capital expenditures	8,777	6,947		13,246	9,815
Gain on the sale of assets				0	20,190
Industrial Processing
Capital Expenditures
Other costs, machinery and equipment write-down	74		$ 182	74	182
Gain on the sale of assets					20,190
Write-off of indemnification asset					575
Industrial Processing | CHINA
Capital Expenditures
Capital expenditures	3,108	3,128		3,287	3,242
Material Handling
Capital Expenditures
Write-off of indemnification asset	177			177
Acquisition related (income) expense					717
Operating Segment | Flow Control
Revenue
Revenue	95,729	85,220		185,250	171,046
Income Before Provision for Income Taxes
Total operating income	25,821	22,707		50,010	44,432
Capital Expenditures
Capital expenditures	1,290	1,031		2,694	1,556
Operating Segment | Industrial Processing
Revenue
Revenue	89,967	84,402		173,509	177,487
Income Before Provision for Income Taxes
Total operating income	16,978	15,285		32,945	53,444
Capital Expenditures
Capital expenditures	6,129	5,073		8,708	7,025
Operating Segment | Material Handling
Revenue
Revenue	59,357	52,027		116,052	99,596
Income Before Provision for Income Taxes
Total operating income	10,374	8,701		19,661	14,545
Capital Expenditures
Capital expenditures	1,358	843		1,820	1,227
Corporate
Income Before Provision for Income Taxes
Total operating income	(10,095)	(9,225)		(19,424)	(18,980)
Capital Expenditures
Capital expenditures	$ 0	$ 0		$ 24	$ 7