XML 87 R73.htm IDEA: XBRL DOCUMENT v3.20.1
STOCK BASED COMPENSATION - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2020
Dec. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Aggregate unamortized outstanding stock based compensation $ 41.9 $ 20.8
Performance-based RSUs    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Award vesting period (in years) 3 years  
Stock options    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Expiration period (in years) 10 years  
2013 Omnibus Equity Award Plan    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Aggregate common stock available for future grants (in shares) 5,714,011  
Minimum | Time-based RSUs    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Award vesting period (in years) 3 years  
Maximum | Time-based RSUs    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Award vesting period (in years) 4 years