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Revenue Recognition (Tables)
9 Months Ended
Sep. 30, 2023
Revenue from Contract with Customer [Abstract]  
Schedule of Revenue Attributable to Each of Our Identified Revenue Categories

Revenue attributable to each of our identified revenue categories is disaggregated in the table below (amounts in thousands).

                                 
   Three months ended September 30, 2023   Three months ended September 30, 2022 
   Verification and Certification Segment   Consulting Segment   Eliminations and Other   Consolidated Totals   Verification and Certification Segment   Consulting Segment   Eliminations and Other   Consolidated Totals 
Revenues:                                        
Verification and certification service revenue  $5,359   $     -   $         -   $5,359   $5,169   $     -   $        -   $5,169 
Product sales   1,221    -    -    1,221    1,588    -    -    1,588 
Consulting revenue   -    431    -    431    -    508    -    508 
Total revenues  $6,580   $431   $-   $7,011   $6,757   $508   $-   $7,265 

 

                                 
   Nine months ended September 30, 2023   Nine months ended September 30, 2022 
   Verification and Certification Segment   Consulting Segment   Eliminations and Other   Consolidated Totals   Verification and Certification Segment   Consulting Segment   Eliminations and Other   Consolidated Totals 
Revenues:                                        
Verification and certification service revenue  $13,944   $-   $          -   $13,944   $12,917   $-   $         -   $12,917 
Product sales   3,130    -    -    3,130    3,473    -    -    3,473 
Consulting revenue   -    1,330    -    1,330    -    2,362    -    2,362 
Total revenues  $17,074   $1,330   $-   $18,404   $16,390   $2,362   $-   $18,752 
Schedule of Changes in Contract Liabilities

The following table reflects the changes in our contract liabilities during the nine month period ended September 30, 2023 (amounts in thousands):

Deferred revenue:     
Unearned revenue December 31, 2022  $1,278 
Unearned billings   2,765 
Revenue recognized   (2,330)
Unearned revenue September 30, 2023  $1,713