Quarterly report pursuant to Section 13 or 15(d)

Share-Based Compensation - Expense (Details)

v3.19.3
Share-Based Compensation - Expense (Details) - USD ($)
$ in Thousands, shares in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Share-Based Compensation        
Share-based compensation expense $ 3,926 $ 2,848 $ 11,411 $ 8,244
Income tax benefit realized $ 1,304 $ 545 $ 5,110 $ 3,140
2015 Plan        
Share-Based Compensation        
Number of shares available 2.3   2.3  
2015 Plan | Maximum        
Share-Based Compensation        
Number of shares authorized 4.0   4.0