XML 80 R69.htm IDEA: XBRL DOCUMENT v3.20.2
Stock-Based Compensation Expense and Related Tax Benefit (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock options $ 452 $ 389 $ 1,445 $ 1,413
Restricted stock units 4,399 6,734 18,575 19,178
Unrestricted stock awards 206 158 618 473
Total stock-based compensation 5,639 8,103 22,713 23,329
Related tax benefit 1,070 1,443 4,257 4,161
Phantom Share Units (PSUs) [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Phantom stock units $ 582 $ 822 $ 2,075 $ 2,265