Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Details Narrative)

v3.23.1
Stock-Based Compensation (Details Narrative) - USD ($)
$ / shares in Units, $ in Thousands
1 Months Ended 3 Months Ended 12 Months Ended
Jan. 31, 2023
Mar. 31, 2023
Mar. 31, 2022
Dec. 31, 2022
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]        
Proceeds for issuance   $ 276    
Restricted Stock [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]        
Restricted stock awards granted      
2018 Equity Plan [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]        
Number of shares reserved   11,644,000    
Shares available for issue   3,834,058    
Stock option grants   423,300   423,300
Increased in number of shares available for grant 2,500,000      
2018 Equity Plan [Member] | Restricted Stock [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]        
Restricted stock awards granted   50,000   50,000
2018 Equity Plan [Member] | Share-Based Payment Arrangement, Option [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]        
Weighted average estimated fair value   $ 0.87 $ 2.95  
Employee Stock Purchase Plan [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]        
Number of shares reserved   1,000,000    
Shares available for issue 500,000 683,983    
Number of common stock purchased   231,987    
Proceeds for issuance   $ 276