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Restructuring and Integration Expense (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Restructuring and integration activities [Roll Forward]      
Exit activity liability, beginning of period $ 79 $ 179  
Restructuring and integration costs provided for during the period 1,891 [1] 392 $ 464
Cash payments (160) (492)  
Reclassification of environmental and other liabilities (289)    
Exit activity liability, end of period 1,521 79 179
Reclassification of environment liability (200)    
Restructuring Costs [Abstract]      
Sales force reduction costs 900    
Employee severance costs 600    
Expected future restructuring costs 3,400    
Soot Sensor Product Line Relocation [Member]      
Restructuring and integration activities [Roll Forward]      
Cash payments (144) (392)  
Exit activity liability, end of period 0    
Plant Rationalization Programs [Member]      
Restructuring and integration activities [Roll Forward]      
Cash payments (16) (100)  
Exit activity liability, end of period 0    
Workforce Reduction [Member]      
Restructuring and integration activities [Roll Forward]      
Exit activity liability, beginning of period 79 179  
Restructuring and integration costs provided for during the period 1,521 [1] 0  
Cash payments (16) (100)  
Reclassification of environmental and other liabilities (63)    
Exit activity liability, end of period 1,521 79 179
Other Exit Costs [Member]      
Restructuring and integration activities [Roll Forward]      
Exit activity liability, beginning of period 0 0  
Restructuring and integration costs provided for during the period 370 [1] 392  
Cash payments (144) (392)  
Reclassification of environmental and other liabilities (226)    
Exit activity liability, end of period $ 0 $ 0 $ 0
[1] Included in restructuring and integration costs in 2022 is a $0.2 million increase in environmental cleanup costs related to ongoing monitoring and remediation in connection with the prior closure of our manufacturing operations at our Long Island City, New York location.  The environmental liability has been reclassed to accrued liabilities as of December 31, 2022.