v3.20.4
INTANGIBLE ASSETS Narrative (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Intangible Assets, Net (Excluding Goodwill) [Abstract]      
Amortization expense $ 51,400 $ 51,400 $ 51,400
2021 51,000    
2022 51,000    
2023 45,000    
2024 45,000    
2025 $ 38,000