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FAIR VALUE MEASUREMENTS (Details) - USD ($)
$ in Thousands
Mar. 31, 2022
Dec. 31, 2021
Fair value of financial assets and liabilities carried at fair value    
Derivative Assets $ 0 $ 0
Derivative Liabilities 0 0
Level 2    
Fair value of financial assets and liabilities carried at fair value    
Aggregate carrying value of total debt 3,121,134 3,145,785
Estimated fair value of total debt $ 2,978,657 $ 3,256,128