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Summary of Significant Accounting Policies - Schedule of Revenue Attributable to Each of Our Identified Revenue Categories (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019
Disaggregation of Revenue [Line Items] |  |
Total revenues | $ 20,076 | $ 20,774
Verification and Certification Segment [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 18,113 | 18,864
Software Sales and Related Consulting Segment [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 2,077 | 2,222
Eliminations and Other [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | (114) | (312)
Verification and Certification Service Revenue [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 14,254 | 15,564
Verification and Certification Service Revenue [Member] | Verification and Certification Segment [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 14,254 | 15,564
Verification and Certification Service Revenue [Member] | Software Sales and Related Consulting Segment [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues |  |
Verification and Certification Service Revenue [Member] | Eliminations and Other [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues |  |
Product Sales [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 3,859 | 3,300
Product Sales [Member] | Verification and Certification Segment [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 3,859 | 3,300
Product Sales [Member] | Software Sales and Related Consulting Segment [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues |  |
Product Sales [Member] | Eliminations and Other [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues |  |
Software License, Maintenance and Support Services Revenue [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 867 | 1,067
Software-Related Consulting Service Revenue [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 1,096 | 843
Verification and Certification Service Revenue [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 14,254 | 15,564
Product Sales [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 3,859 | 3,300
Software License, Maintenance and Support Services Revenue [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 867 | 1,067
Software License, Maintenance and Support Services Revenue [Member] | Verification and Certification Segment [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues |  |
Software License, Maintenance and Support Services Revenue [Member] | Software Sales and Related Consulting Segment [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 957 | 1,274
Software License, Maintenance and Support Services Revenue [Member] | Eliminations and Other [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | (90) | (207)
Software-Related Consulting Service Revenue [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 1,096 | 843
Software-Related Consulting Service Revenue [Member] | Verification and Certification Segment [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues |  |
Software-Related Consulting Service Revenue [Member] | Software Sales and Related Consulting Segment [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 1,120 | 948
Software-Related Consulting Service Revenue [Member] | Eliminations and Other [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | (24) | (105)
Operating Segments [Member] | Verification and Certification Segment [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 18,113 | 18,864
Operating Segments [Member] | Software Sales and Related Consulting Segment [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 2,077 | 2,222
Operating Segments [Member] | Eliminations and Other [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | (114) | (312)
Operating Segments [Member] | Verification and Certification Service Revenue [Member] | Verification and Certification Segment [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 14,254 | 15,564
Operating Segments [Member] | Product Sales [Member] | Verification and Certification Segment [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 3,859 | 3,300
Operating Segments [Member] | Software License, Maintenance and Support Services Revenue [Member] | Verification and Certification Segment [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues |  |
Operating Segments [Member] | Software-Related Consulting Service Revenue [Member] | Verification and Certification Segment [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues |  |
Operating Segments [Member] | Verification and Certification Service Revenue [Member] | Software Sales and Related Consulting Segment [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues |  |
Operating Segments [Member] | Verification and Certification Service Revenue [Member] | Eliminations and Other [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues |  |
Operating Segments [Member] | Product Sales [Member] | Software Sales and Related Consulting Segment [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues |  |
Operating Segments [Member] | Product Sales [Member] | Eliminations and Other [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues |  |
Operating Segments [Member] | Software License, Maintenance and Support Services Revenue [Member] | Software Sales and Related Consulting Segment [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 957 | 1,274
Operating Segments [Member] | Software License, Maintenance and Support Services Revenue [Member] | Eliminations and Other [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | (90) | (207)
Operating Segments [Member] | Software-Related Consulting Service Revenue [Member] | Software Sales and Related Consulting Segment [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 1,120 | 948
Operating Segments [Member] | Software-Related Consulting Service Revenue [Member] | Eliminations and Other [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | $ (24) | $ (105)

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