Quarterly report pursuant to Section 13 or 15(d)

Summary of Stock Option Activity (Details)

v3.23.3
Summary of Stock Option Activity (Details) - USD ($)
$ / shares in Units, $ in Thousands
9 Months Ended 12 Months Ended
Sep. 30, 2023
Dec. 31, 2022
Share-Based Payment Arrangement [Abstract]    
Options outstanding, Beginning balance 4,476,215  
Weighted average exercise price per share, Beginning balance $ 0.95  
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term 9 years 1 month 13 days 9 years 9 months 3 days
Aggregate intrinsic value, Beginning balance [1] $ 358  
Options outstanding, Granted 1,483,000  
Weighted average exercise price per share, Granted $ 0.54  
Options outstanding, Exercised (1,000,000)  
Weighted average exercise price per share, Exercised $ 0.42  
Options outstanding, Forfeited  
Options outstanding, Expired (7,833)  
Weighted average exercise price per share, Expired $ 4.50  
Options outstanding, Ending balance 4,951,382 4,476,215
Weighted average exercise price per share, Ending balance $ 0.93 $ 0.95
Aggregate intrinsic value, Ending balance [1] $ 1,091 $ 358
Options outstanding, Exercisable 403,420  
Weighted average exercise price per share, Exercisable $ 5.75  
Weighted average remaining contractual life (in years), Exercisable 8 years 7 months 13 days  
Aggregate intrinsic value, Exercisable [1] $ 89  
[1] The intrinsic value is calculated as the difference between the exercise price and the fair value of the common stock on the balance sheet date.