Quarterly report pursuant to Section 13 or 15(d)

Revenue Recognition (Details Narrative)

v3.21.2
Revenue Recognition (Details Narrative) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Dec. 30, 2020
Dec. 31, 2019
Dec. 31, 2020
Disaggregation of Revenue [Line Items]              
Total revenues $ 4,574 $ 3,519 $ 12,017 $ 9,113      
Unbilled accounts receivable, approximate 100   100       $ 100
Development Services Agreement              
Disaggregation of Revenue [Line Items]              
Upfront payment commitment           $ 130  
Deferred revenue 20   20       50
Letter of Intent | Investor              
Disaggregation of Revenue [Line Items]              
Total revenues 700   2,100     500  
Deferred revenue             100
Reduction of service fees receivable         $ 250    
Accounts receivable 100   100       $ 100
Letter of Intent | Investor | Unbilled Revenues              
Disaggregation of Revenue [Line Items]              
Upfront payment commitment           $ 500  
Capital Equipment Related Service Revenue              
Disaggregation of Revenue [Line Items]              
Total revenues 100   300        
Remaining Performance Obligations Capital Equipment-Related Service Revenue              
Disaggregation of Revenue [Line Items]              
Remaining performance obligations $ 800   $ 800        
Period for recognition of revenue     Company expects to recognize this revenue within the next three years.