v3.20.4
GOODWILL AND INTANGIBLE ASSETS - Amortization (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Amortization expense associated with the intangible assets      
Recorded amortization $ 4.5 $ 5.1 $ 19.2
Projected annual amortization      
2021 3.6    
2022 2.6    
2023 2.2    
2024 1.0    
2025 $ 1.0