Quarterly report pursuant to Section 13 or 15(d)

Stock Based Awards (Details Narrative)

v3.22.1
Stock Based Awards (Details Narrative) - USD ($)
1 Months Ended 3 Months Ended
Jul. 31, 2021
Mar. 31, 2022
Mar. 31, 2021
Dec. 31, 2021
Aug. 06, 2021
Aug. 05, 2021
Jun. 16, 2021
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]              
Shares reserved for issuance   10,252,000 4,279,000        
Common stock, shares authorized   150,000,000   150,000,000 150,000,000 100,000,000  
Weighted-average exercise price of options vested and exercisable   $ 2.97          
Share-based Payment Arrangement, Expense   $ 239,000 $ 219,000        
Unrecognized compensation expense   $ 1,052,000          
Stock-based compensation weighted average period   8 months 12 days          
Number of options outstanding fully vested or expected to vested   2,466,000          
Aggregate intrinsic value   $ 0.00          
Weighted average exercise price   $ 1.98          
Weighted-average remaining contractual term   7 years 9 months 18 days          
Number of vested and exercisable options, outstanding shares   1,056,000          
Aggregate intrinsic value   $ 0.00          
Weighted-average remaining contractual term of options vested and exercisable   6 years 3 months 10 days          
Shares issued price per share   $ 0.55          
2007 Equity Incentive Plans [Member]              
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]              
Shares reserved for issuance   8,629          
Fair value of stock options $ 964,000            
2015 Equity Incentive Plans [Member]              
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]              
Shares reserved for issuance   10,000,000          
Shares vesting period   10 years          
Common stock, shares authorized   10,000,000         5,000,000
Shares available for grant   7,543,169          
Stock options grantd 1,037,000            
Stock option description The options are ten-year incentive stock options exercisable at $1.11 per share and vesting as follows: one-half will vest on the one-year anniversary of the grant date and the remainder will vest in eight equal quarterly instalments on the last day of March, June, September and December, with the first such quarterly instalment vesting on September 30, 2022            
Weighted-average exercise price of options vested and exercisable $ 1.11