Quarterly report pursuant to Section 13 or 15(d)

Benefit Plans - Fair Value of Options Granted (Details)

v3.21.1
Benefit Plans - Fair Value of Options Granted (Details)
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Retirement Benefits [Abstract]    
Risk-free interest rate 0.60% 1.40%
Expected life of options — years 6 years 1 month 6 days 3 years 9 months 25 days
Expected stock price volatility 33.00% 25.00%
Expected dividend yield 1.00% 0.70%