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LEASES - Assets and Liabilities (Details) - USD ($)
$ in Thousands
Mar. 31, 2022
Dec. 31, 2021
Operating Leases    
Total right-of-use asset $ 36,054 $ 39,885
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] Right-of-use assets Right-of-use assets
Total lease liability $ 36,508 $ 40,271
Field equipment    
Operating Leases    
Total right-of-use asset 26,470 29,312
Total lease liability 26,470 29,312
Corporate leases    
Operating Leases    
Total right-of-use asset 8,666 9,484
Total lease liability 9,120 9,870
Vehicles    
Operating Leases    
Total right-of-use asset 918 1,089
Total lease liability $ 918 $ 1,089