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Schedule of Revenue Attributable to Each of Our Identified Revenue Categories (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Product Information [Line Items]    
Total revenues $ 24,845 $ 21,932
Verification And Certification Service Revenue [Member]    
Product Information [Line Items]    
Total revenues 17,610 16,058
Product Sales [Member]    
Product Information [Line Items]    
Total revenues 4,364 3,830
Software Related Consulting Service Revenue [Member]    
Product Information [Line Items]    
Total revenues 2,871 2,044
Verification and Certification Segment [Member]    
Product Information [Line Items]    
Total revenues 21,974 19,888
Verification and Certification Segment [Member] | Verification And Certification Service Revenue [Member]    
Product Information [Line Items]    
Total revenues 17,610 16,058
Verification and Certification Segment [Member] | Product Sales [Member]    
Product Information [Line Items]    
Total revenues 4,364 3,830
Verification and Certification Segment [Member] | Software Related Consulting Service Revenue [Member]    
Product Information [Line Items]    
Total revenues
Software Sales and Related Consulting Segment [Member]    
Product Information [Line Items]    
Total revenues 2,871 2,044
Software Sales and Related Consulting Segment [Member] | Verification And Certification Service Revenue [Member]    
Product Information [Line Items]    
Total revenues
Software Sales and Related Consulting Segment [Member] | Product Sales [Member]    
Product Information [Line Items]    
Total revenues
Software Sales and Related Consulting Segment [Member] | Software Related Consulting Service Revenue [Member]    
Product Information [Line Items]    
Total revenues 2,871 2,044
Eliminations and Other [Member]    
Product Information [Line Items]    
Total revenues
Eliminations and Other [Member] | Verification And Certification Service Revenue [Member]    
Product Information [Line Items]    
Total revenues
Eliminations and Other [Member] | Product Sales [Member]    
Product Information [Line Items]    
Total revenues
Eliminations and Other [Member] | Software Related Consulting Service Revenue [Member]    
Product Information [Line Items]    
Total revenues