Quarterly report pursuant to Section 13 or 15(d)

Anti-dilutive Shares (Details)

v3.20.2
Anti-dilutive Shares (Details) - $ / shares
3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Restricted stock awards with performance only targets not yet achieved        
Antidilutive Securities Excluded from Computation of Earnings Per Share        
Antidilutive (shares) 950,174 1,537,572 1,323,270 1,601,474
Stock options with performance only targets not yet achieved        
Antidilutive Securities Excluded from Computation of Earnings Per Share        
Antidilutive (shares) 503,526 578,564 509,782 583,204
Anti-dilutive restricted stock awards, restricted stock units and performance stock units        
Antidilutive Securities Excluded from Computation of Earnings Per Share        
Antidilutive (shares) 1,539,506 0 1,432,906 0
Anti-dilutive stock options        
Antidilutive Securities Excluded from Computation of Earnings Per Share        
Antidilutive (shares) 844,475 863,063 846,578 863,063
Anti-dilutive stock options | $16.97 (usd per share)        
Antidilutive Securities Excluded from Computation of Earnings Per Share        
Antidilutive (shares) 603,159 621,747 605,262 621,747
Exercise price (usd per share) $ 16.97 $ 16.97 $ 16.97 $ 16.97
Anti-dilutive stock options | $17.50 (usd per share)        
Antidilutive Securities Excluded from Computation of Earnings Per Share        
Antidilutive (shares) 241,316 241,316 241,316 241,316
Exercise price (usd per share) $ 17.50 $ 17.50 $ 17.50 $ 17.50