Quarterly report pursuant to Section 13 or 15(d)

Stock-based Compensation - Narrative (Details)

v3.21.1
Stock-based Compensation - Narrative (Details)
3 Months Ended
Mar. 31, 2021
USD ($)
installment
Mar. 31, 2020
USD ($)
Stock options    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Vesting term 4 years  
Contractual term 10 years  
Stock-based compensation expense $ 150,879 $ 147,008
Unvested restricted stock    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Stock-based compensation expense $ 95,615 $ 103,384
Number of installments | installment 4