INTANGIBLE ASSETS - Narrative (Details) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2021 |
Dec. 31, 2020 |
May 20, 2020 |
|
| Finite-Lived Intangible Assets [Line Items] | |||
| Amortization of intangible assets | $ 28,114 | $ 24,783 | |
| Goodwill impairment loss | $ 0 | 17,432 | |
| Zyla Life Sciences | |||
| Finite-Lived Intangible Assets [Line Items] | |||
| Goodwill | $ 17,432 | $ 14,147 | |