Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation - Grant Date Fair Value for Awards of Performance Units Inputs (Details)

v3.20.2
Stock-Based Compensation - Grant Date Fair Value for Awards of Performance Units Inputs (Details) - Performance Stock Units - $ / shares
6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Mar. 26, 2020
Mar. 08, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Valuation date price based on closing stock prices (in dollars per share)     $ 31.49 $ 35.19
Expected volatility 34.00% 25.00%    
Risk-free interest rate 0.35% 2.43%    
Term in years 2 years 9 months 3 days 2 years 9 months 21 days