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DERIVATIVE FINANCIAL INSTRUMENTS (Tables)
6 Months Ended
Jun. 30, 2020
Derivative Instruments and Hedging Activities Disclosure [Abstract]  
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation
The following table presents a summary of the changes in fair value for all Level 3 derivatives:
Three Months Ended June 30, 2020Three Months Ended June 30, 2019Six Months Ended June 30, 2020Six Months Ended June 30, 2019
Crude Oil Forwards
Electricity Swaps (1)
Crude Oil ForwardsCrude Oil Forwards
Electricity Swaps (1)
Crude Oil Forwards
Beginning Balance$—  $(45,382) $5,695  $181  $—  $6,545  
Net unrealized gains (losses) recognized in earnings—  4,887  (1,417) (181) 2,517  (2,267) 
Gains recognized in other comprehensive income—  83,256  —  —  40,244  —  
Purchases—  —  310  —  314  
Sales—  —  113  —  (854) 
Settlements—  —  (424) —  —  539  
Ending Balance$—  $42,761  $4,277  $—  $42,761  $4,277  
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(1) These derivatives were deconsolidated in December 2019 due to the Long Ridge Transaction. See Note 7 for additional details.