v3.23.3
Business Segment Information - Property and Equipment Additions, Depreciation and Amortization and Identifiable Assets (Detail) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
Dec. 31, 2022
Segment Reporting Information [Line Items]          
Property and equipment additions $ 1,591 $ 934 $ 5,511 $ 2,367  
Depreciation and amortization 3,119 2,941 8,769 7,609  
Identifiable assets 600,057   600,057   $ 504,721
Engineered Systems Segment [Member]          
Segment Reporting Information [Line Items]          
Property and equipment additions 392 96 1,081 128  
Depreciation and amortization 1,462 1,398 3,948 3,253  
Identifiable assets 420,665   420,665   332,820
Industrial Process Solutions Segment [Member]          
Segment Reporting Information [Line Items]          
Property and equipment additions 570 330 2,281 743  
Depreciation and amortization 1,109 1,153 3,217 3,212  
Identifiable assets 159,763   159,763   150,458
Corporate and Other [Member]          
Segment Reporting Information [Line Items]          
Property and equipment additions 629 508 2,149 1,496  
Depreciation and amortization 548 $ 390 1,604 $ 1,144  
Identifiable assets [1] $ 19,629   $ 19,629   $ 21,443
[1] Corporate and Other assets consist primarily of cash and income tax related assets.