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FAIR VALUE MEASUREMENTS - SCHEDULE OF NON-FINANCIAL ASSETS AND LIABILITIES (Details) - Estimate of Fair Value Measurement - USD ($)
$ in Thousands
Sep. 30, 2021
Dec. 31, 2020
Level 1    
Financial assets and liabilities accounted for at fair value    
Derivative assets   $ 0
Derivative liabilities $ 0 0
Level 2    
Financial assets and liabilities accounted for at fair value    
Derivative assets   7,482
Derivative liabilities 101,828 7,732
Level 3    
Financial assets and liabilities accounted for at fair value    
Derivative assets   0
Derivative liabilities $ 0 $ 0