Annual report pursuant to Section 13 and 15(d)

STOCKHOLDERS' EQUITY - Company's stock option activity (Details)

v3.21.1
STOCKHOLDERS' EQUITY - Company's stock option activity (Details) - Stock Options
12 Months Ended
Dec. 31, 2020
USD ($)
$ / shares
shares
Number of Options  
Outstanding | shares 105,082
Granted | shares 23,889
Forfeited | shares (10,559)
Outstanding | shares 118,412
Exercisable | shares 53,228
Weighted Average Exercise Price  
Outstanding | $ / shares $ 16.31
Granted | $ / shares 7.85
Forfeited | $ / shares 9.46
Outstanding | $ / shares 15.22
Exercisable | $ / shares $ 10.61
Weighted Average Remaining Term (Years) and Intrinsic Value  
Outstanding (in years) 5 years 6 months
Exercisable (in years) 2 years 8 months 12 days
Outstanding | $ $ 178,966
Exercisable | $ $ 99,224