Business Segment Information - Net Sales and Income from Operation by Business Segment (Detail) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Segment Reporting Information [Line Items]
Net sales		$ 129,181	$ 105,375	$ 241,744	$ 197,811
Income from operations		8,603	5,746	14,064	10,950
Corporate and Other [Member]
Segment Reporting Information [Line Items]
Income from operations	[1]	(10,072)	(8,742)	(19,961)	(14,147)
Engineered Systems Segment [Member]
Segment Reporting Information [Line Items]
Net sales		87,522	67,333	161,977	124,308
Income from operations		14,089	9,006	23,894	15,476
Industrial Process Solutions Segment [Member]
Segment Reporting Information [Line Items]
Net sales		41,659	38,042	79,767	73,503
Income from operations		$ 4,586	$ 5,482	$ 10,131	$ 9,621

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