XML 48 R37.htm IDEA: XBRL DOCUMENT v3.21.2
Stock-Based Payments - Schedule of Fair Value of Employee and Director Stock Options Granted Estimated Using Black-Scholes Option Pricing Model With Following Weighted Average Assumptions (Details) - Employee and Director Stock Options
6 Months Ended
Jun. 30, 2021
$ / shares
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Stock price $ 15.10
Exercise price $ 15.00
Expected term 7 years 2 months 1 day
Expected volatility 1.19%
Risk-free interest rate 85.99%
Dividend rate 0.00%