Quarterly report pursuant to Section 13 or 15(d)

Equity Incentive Plan - Stock Option Activity (Details)

v3.21.2
Equity Incentive Plan - Stock Option Activity (Details) - $ / shares
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2020
Jun. 30, 2021
Dec. 31, 2020
Dec. 31, 2019
Equity Incentive Plan        
Number of Options, Outstanding at beginning of year   246,893 174,175  
Number of Options, Granted 93,165 150,365    
Number of Options, Expired (17,114) (7,599)    
Number of Options, Forfeited (3,333) (12,298)    
Number of Options, Outstanding at end of year 246,893 377,361 246,893 174,175
Number of Options, Exercisable at end of year 134,574 198,822    
Number of Options, Vested and expected to vest at end of year 246,893 377,361    
Weighted- Average Exercise Price, Outstanding at beginning of year   $ 20.90 $ 27.42  
Weighted- Average Exercise Price, Granted $ 6.31 6.19    
Weighted- Average Exercise Price, Expired 10.59 10.82    
Weighted- Average Exercise Price, Forfeited 7.20 6.51    
Weighted- Average Exercise Price, Outstanding at end of year 20.90 15.71 $ 20.90 $ 27.42
Weighted- Average Exercise Price, Exercisable at end of year 32.90 24.25    
Weighted- Average Exercise Price, Vested and expected to vest at end of year $ 20.90 $ 15.71    
Weighted-Average Remaining Contractual Life (In Years), Outstanding 7 years 8 months 15 days 7 years 9 months 25 days 7 years 2 months 12 days 6 years 2 months 19 days
Weighted-Average Remaining Contractual Life (In Years), Exercisable at end of year 6 years 3 months 6 years 5 months 15 days    
Weighted-Average Remaining Contractual Life (In Years), Vested and expected to vest at end of year 7 years 8 months 15 days 7 years 9 months 25 days