Annual report pursuant to Section 13 and 15(d)

Earnings per Share - Anti-dilutive Shares (Details)

v3.20.4
Earnings per Share - Anti-dilutive Shares (Details) - shares
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Restricted stock awards with performance only targets not yet achieved      
Antidilutive Securities Excluded from Computation of Earnings Per Share      
Antidilutive shares 1,225,855 1,584,980 1,643,760
Stock options with performance only targets not yet achieved      
Antidilutive Securities Excluded from Computation of Earnings Per Share      
Antidilutive shares 507,461 558,283 586,253
Anti-dilutive restricted stock awards, restricted stock units and performance stock units      
Antidilutive Securities Excluded from Computation of Earnings Per Share      
Antidilutive shares 1,453,120 0 5,162
Anti-dilutive stock options      
Antidilutive Securities Excluded from Computation of Earnings Per Share      
Antidilutive shares 846,049 863,063 717,612