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Warrants (Tables)
3 Months Ended
Mar. 31, 2023
Warrants and Rights Note Disclosure [Abstract]  
Schedule of warrant activity
The following table summarizes the activity in the Company's outstanding warrants during the three months ended March 31, 2023:
Warrants Outstanding Number of
Shares
Weighted Average Remaining
Contractual Life
Weighted Average Exercise Price Per
Share
Balance at December 31, 20224,433,5933.37$22.50 
Granted$– 
Exercised$– 
Expired(4,000)$30.00 
Forfeitures(50,000)7.69$13.90 
Balance at March 31, 20234,379,5933.08$22.59 
Exercisable March 31, 20234,379,5933.08$22.59 
Exercisable December 31, 20224,433,5933.37$22.50 
Schedule of assumptions for warrant activity The fair value of the outstanding derivative warrants was determined by using the Black-Scholes option pricing model ("BSM") based on the following assumptions:
Exercise Price$2.10 
Dividend Yield%
Volatility127 %
Risk-free interest rate4.03 %
Expected life of options2.0 years