Business Segment Information - Net Sales and Income from Operation by Business Segment (Detail) - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2023	Mar. 31, 2022
Segment Reporting Information [Line Items]
Net sales		$ 112,563	$ 92,436
Income from operations		5,461	5,202
Corporate and Other [Member]
Segment Reporting Information [Line Items]
Income from operations	[1]	(9,890)	(5,407)
Engineered Systems Segment [Member]
Segment Reporting Information [Line Items]
Net sales		74,454	56,975
Income from operations		9,805	6,470
Industrial Process Solutions Segment [Member]
Segment Reporting Information [Line Items]
Net sales		38,109	35,461
Income from operations		$ 5,546	$ 4,139

[1] Includes corporate compensation, professional services, information technology, and other general and administrative corporate expenses.