XML 59 R44.htm IDEA: XBRL DOCUMENT v3.21.1
SHARE-BASED AWARDS AND STOCK OPTIONS - Share-Based Awards Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based compensation expense $ 37,165 $ 27,822
Share-Based Awards    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Fair value of share-based awards vested 86,100 64,600
Share-based compensation expense 33,500 $ 25,200
Compensation not yet recognized $ 289,400  
Weighted-average period of unrecognized compensation cost 1 year 1 month 6 days