Quarterly report pursuant to Section 13 or 15(d)

Earnings per Share - Anti-dilutive Shares (Details)

v3.19.1
Earnings per Share - Anti-dilutive Shares (Details) - shares
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Restricted stock awards with performance only targets not yet achieved    
Antidilutive Securities Excluded from Computation of Earnings Per Share    
Antidilutive (shares) 1,639,514 1,751,022
Stock options with performance only targets not yet achieved    
Antidilutive Securities Excluded from Computation of Earnings Per Share    
Antidilutive (shares) 586,253 586,253
Anti-dilutive restricted stock awards, restricted stock units and performance stock units    
Antidilutive Securities Excluded from Computation of Earnings Per Share    
Antidilutive (shares) 0 0
Anti-dilutive stock options    
Antidilutive Securities Excluded from Computation of Earnings Per Share    
Antidilutive (shares) 863,063 621,747