Quarterly report pursuant to Section 13 or 15(d)

Capital Stock, Stock Plans and Stock-Based Compensation (Details Narrative)

v3.21.2
Capital Stock, Stock Plans and Stock-Based Compensation (Details Narrative) - USD ($)
3 Months Ended 9 Months Ended 12 Months Ended
Jul. 20, 2021
May 04, 2021
Jul. 27, 2017
Sep. 30, 2021
Jun. 30, 2021
Mar. 31, 2021
Sep. 30, 2020
Jun. 30, 2020
Mar. 31, 2020
Sep. 30, 2021
Sep. 30, 2020
Dec. 31, 2018
Dec. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                          
Common stock, par value       $ 0.001           $ 0.001     $ 0.001
Weighted average term for unrecognized and unvested option to be recognized                   2 years 10 months 24 days      
Shares issued       $ 116,000 $ 109,000 $ 79,000 $ 62,000 $ 56,000 $ 48,000        
Selling, General and Administrative Expense       3,348,000     $ 3,308,000     $ 9,550,000 $ 8,935,000    
Subscription Agreements [Member]                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                          
Issuance of common stock                   1,000,000      
Common Stock [Member]                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                          
Selling, General and Administrative Expense                   $ 343,000,000      
Ferguson Stock Option [Member] | Second Milestone [Member]                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                          
Options to purchase shares of common stock     30,000                    
Ferguson Stock Option [Member] | Third Milestone [Member]                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                          
Options to purchase shares of common stock     60,000                    
Robert Ferguson [Member]                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                          
Issuance of common stock upon exercise of options                       10,000  
Unrecognized compensation cost related to unvested options consultant       $ 262,000           $ 262,000      
Remaining stock option       90,000           90,000      
Employee and Directors [Member]                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                          
Unrecognized compensation cost related to unvested options consultant       $ 420,000           $ 420,000      
2003 Stock Option Plan [Member] | Common Stock [Member]                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                          
Shares issued                   $ 42,436      
2003 Stock Option Plan [Member] | Dr.Louis Cent of Anti [Member]                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                          
Number of stock option shares granted 10,000                        
Common stock, par value $ 0.001                        
Contractual term 10 years                        
Annual vesting, description one-fourth vesting annually over a four-year period                        
Stock options, exercise price $ 5.93                        
2003 Stock Option Plan [Member] | Board of Directors Chairman [Member]                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                          
Number of stock option shares granted   6,000                      
Contractual term   10 years                      
Stock options, exercise price   $ 7.50                      
Vesting period   6 months                      
2017 Stock Option Plan [Member] | Consultant [Member]                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                          
Number of stock option shares granted     100,000                    
Stock options, exercise price     $ 3.65                    
Stock Plan [Member]                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                          
Issuance of common stock from casless exercise                   290      
Stock Plan [Member] | Common Stock [Member]                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                          
Stock options, exercise price                   $ 3.15      
Number of stock option purchased                   500