XML 40 R27.htm IDEA: XBRL DOCUMENT v3.21.2
Share-Based Compensation (Tables)
9 Months Ended
Sep. 30, 2021
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Abstract]  
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions
The following table provides the assumptions used in the calculation of grant-date fair values of these stock options based on the Black-Scholes option pricing model:

Weighted-average grant-date fair value$8.09 
Expected volatility33.18 %
Risk-free interest rate2.62 %
Expected dividend yield5.40 %
Expected term in months72