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Business Segment, Geographic and Major Customer Information - Assets by Reportable Segments (Details) - USD ($)
$ in Thousands
Sep. 30, 2023
Dec. 31, 2022
Segment Reporting Information    
Total assets $ 152,516 $ 164,810
Operating Segments | Chemistry Technologies    
Segment Reporting Information    
Total assets 134,489 146,542
Operating Segments | Data Analytics    
Segment Reporting Information    
Total assets 7,124 5,645
Corporate and Other    
Segment Reporting Information    
Total assets $ 10,903 $ 12,623