XML 89 R80.htm IDEA: XBRL DOCUMENT v3.22.2
Share and Unit-Based Plans - Compensation cost (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Share-based Compensation Arrangement by Share-based Payment Award        
Compensation cost under share and unit-based plans $ 5,384 $ 4,332 $ 11,446 $ 9,363
LTI Units        
Share-based Compensation Arrangement by Share-based Payment Award        
Compensation cost under share and unit-based plans 4,717 3,586 9,402 7,197
Stock Units        
Share-based Compensation Arrangement by Share-based Payment Award        
Compensation cost under share and unit-based plans 576 652 1,867 1,979
Phantom Stock Units        
Share-based Compensation Arrangement by Share-based Payment Award        
Compensation cost under share and unit-based plans $ 91 $ 94 $ 177 $ 187