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OTHER INFORMATION - Components of Other Long-Term Liabilities (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
May 01, 2019
Other Income and Expenses [Abstract]      
Unrecognized tax benefits $ 20,685 $ 18,183  
Asset retirement obligation 4,491 3,951  
Non-qualified plan liabilities 12,909 12,265  
Deferred income 28,020 22,018  
Other 14,792 14,800  
Total other long-term liabilities $ 80,897 $ 71,217 $ 54,393