Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity - Summary of Stock Option Activity (Details)

v3.21.1
Stockholders' Equity - Summary of Stock Option Activity (Details) - USD ($)
3 Months Ended 12 Months Ended
Mar. 31, 2021
Dec. 31, 2020
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Number of Shares, Granted 0  
Stock Options    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Number of Shares, Outstanding beginning balance 1,320,267  
Number of Shares, Forfeited / Cancelled 1,113  
Number of Shares, Exercised (198,891)  
Number of Shares, Outstanding ending balance 1,122,489 1,320,267
Number of Shares, Exercisable ending balance 663,265  
Number of Shares, Vested and expected to vest ending balance 1,108,712  
Weighted Average Exercise Price, Outstanding beginning balance $ 1.81  
Weighted Average Exercise Price, Forfeited / Cancelled 1.95  
Weighted Average Exercise Price, Exercised 1.08  
Weighted Average Exercise Price, Outstanding ending balance 1.95 $ 1.81
Weighted Average Exercise Price, Exercisable ending balance 1.75  
Weighted Average Exercise Price, Vested and expected to vest ending balance $ 1.94  
Weighted Average Remaining Contractual Life (in years), Outstanding balance 6 years 8 months 19 days 6 years 5 months 4 days
Weighted Average Remaining Contractual Life (in years), Forfeited / Cancelled 6 years 3 months 10 days  
Weighted Average Remaining Contractual Life (in years), Exercised 3 years 2 months 1 day  
Weighted Average Remaining Contractual Life (in years), Exercisable balance 5 years 29 days  
Weighted Average Remaining Contractual Life (in years), Vested and expected to vest balance 6 years 8 months 8 days  
Aggregate Intrinsic Value, Outstanding balance $ 4,932,363 $ 2,889,274
Aggregate Intrinsic Value, Forfeited / Cancelled balance 4,886  
Aggregate Intrinsic Value, Exercised balance 1,047,002  
Aggregate Intrinsic Value, Exercisable balance 3,044,253  
Aggregate Intrinsic Value, Vested and expected to vest balance $ 4,875,720