Quarterly report pursuant to Section 13 or 15(d)

Anti-dilutive Shares (Details)

v3.20.1
Anti-dilutive Shares (Details) - $ / shares
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Restricted stock awards with performance only targets not yet achieved    
Antidilutive Securities Excluded from Computation of Earnings Per Share    
Antidilutive (shares) 1,526,613 1,639,514
Stock options with performance only targets not yet achieved    
Antidilutive Securities Excluded from Computation of Earnings Per Share    
Antidilutive (shares) 516,000 586,253
Anti-dilutive restricted stock awards, restricted stock units and performance stock units    
Antidilutive Securities Excluded from Computation of Earnings Per Share    
Antidilutive (shares) 1,264,324 0
Anti-dilutive stock options    
Antidilutive Securities Excluded from Computation of Earnings Per Share    
Antidilutive (shares) 850,807 863,063
Anti-dilutive stock options | $16.97 (usd per share)    
Antidilutive Securities Excluded from Computation of Earnings Per Share    
Antidilutive (shares) 609,491 621,747
Exercise price (usd per share) $ 16.97 $ 16.97
Anti-dilutive stock options | $17.50 (usd per share)    
Antidilutive Securities Excluded from Computation of Earnings Per Share    
Antidilutive (shares) 241,316 241,316
Exercise price (usd per share) $ 17.50 $ 17.50