Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Valuation Assumptions) (Details)

v3.20.2
Stock-Based Compensation (Valuation Assumptions) (Details) - $ / shares
6 Months Ended 12 Months Ended
Jun. 30, 2020
Dec. 31, 2019
Share-based Payment Arrangement [Abstract]    
Grant date fair value (in dollars per share) $ 8.59 $ 10.46
Grant date strike price (in dollars per share) $ 53.40 $ 52.44
Expected volatility 24.30% 22.24%
Expected life 4 years 3 months 6 years 3 months
Risk-free interest rate 1.21% 2.63%
Projected dividend yield 2.40% 2.21%