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BASIS OF PRESENTATION (Supplemental Cash and Non Cash Information) (Details) - USD ($) $ in Thousands | 1 Months Ended | 5 Months Ended | 6 Months Ended
--- | --- | --- | ---
Jun. 30, 2021 | May 17, 2021 | Jun. 30, 2020
Supplemental disclosure of cash flow information: |  |  |
Cash paid for reorganization items, net | $ 15,369 | $ 87,199 | $ 0
Interest payments | 2,072 | 7,272 | 60,523
Changes in operating assets and liabilities: |  |  |
(Increase) decrease in accounts receivable - oil and natural gas sales | 40,048 | (60,832) | 55,565
(Increase) decrease in accounts receivable - joint interest and other | 4,510 | (3,005) | 29,159
Increase (decrease) in accounts payable and accrued liabilities | (80,097) | 79,193 | (30,620)
(Increase) decrease in prepaid expenses | 681 | 135,471 | (5,744)
(Increase) decrease in other assets | 62 | 3,067 | 41
Total changes in operating assets and liabilities | (34,796) | 153,894 | 48,401
Supplemental disclosure of non-cash transactions: |  |  |
Capitalized stock-based compensation | 0 | 930 | 1,891
Asset retirement obligation capitalized | 36 | 546 | 1,553
Asset retirement obligation removed due to divestiture | 0 | 0 | (2,033)
Interest capitalized | 0 | 0 | 710
Fair value of contingent consideration asset on date of divestiture | 0 | 0 | 23,090
Release of New Common Stock Held in Reserve | 23,893 | 0 | 0
Foreign currency translation gain (loss) on equity method investments | $ 0 | $ 2,570 | $ (8,158)

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