XML 91 R64.htm IDEA: XBRL DOCUMENT v3.22.1
Summary of Stock Option Activity (Details) - $ / shares
12 Months Ended
Dec. 07, 2022
Dec. 31, 2021
Dec. 31, 2020
Equity [Abstract]      
Number of Options Outstanding, Beginning Balance   134,514 784,101
Weighted- Average Exercise Price Options Outstanding, Beginning Balance   $ 4.71 $ 5.65
Number of Options Outstanding, granted   5,000 22,000
Weighted- Average Exercise Price Options Outstanding, granted   $ 0.53 $ 0.65
Number of Options Outstanding, exercised (5,000) (5,000)  
Weighted- Average Exercise Price Options Outstanding, exercised   $ 1.23  
Number of Options Outstanding, canceled   (76,928) (671,587)
Weighted- Average Exercise Price Options Outstanding, canceled   $ 4.95 $ 5.70
Number of Options Outstanding, Ending Balance   57,586 134,514
Weighted- Average Exercise Price Options Outstanding, Ending Balance   $ 3.29 $ 4.71
Number of Options Exercisable, Ending Balance   54,628  
Weighted- Average Exercise Price Options Exercisable, Ending Balance   $ 3.20