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Significant Accounting Policies (Details) - shares
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Common Stock Options [Member]    
Significant Accounting Policies [Line Items]    
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 486,408 166,008
Warrant [Member]    
Significant Accounting Policies [Line Items]    
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 429,791 858,698