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DERIVATIVE INSTRUMENTS - Schedule of Loss on Derivative Instruments (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022
Derivative [Line Items] |  |  |  |
Total gains (losses) on natural gas derivatives | $ 39,417 | $ (474,895) | $ 514,266 | $ (1,436,317)
Natural Gas |  |  |  |
Derivative [Line Items] |  |  |  |
Natural gas derivatives - fair value gains (losses) | 4,534 | (161,532) | 416,473 | (659,193)
Natural gas derivatives - settlement gains (losses) | 48,522 | (354,084) | 97,794 | (754,177)
Total gains (losses) on natural gas derivatives | 53,056 | (515,616) | 514,267 | (1,413,370)
Oil |  |  |  |
Derivative [Line Items] |  |  |  |
Natural gas derivatives - fair value gains (losses) | (8,414) | 33,545 | (1,424) | 8,076
Natural gas derivatives - settlement gains (losses) | (2,130) | (9,035) | (2,204) | (31,460)
Total gains (losses) on natural gas derivatives | (10,544) | 24,510 | (3,628) | (23,384)
Natural Gas Liquids |  |  |  |
Derivative [Line Items] |  |  |  |
Natural gas derivatives - fair value gains (losses) | (5,763) | 19,043 | (2,730) | 14,216
Natural gas derivatives - settlement gains (losses) | 2,668 | (2,832) | 6,357 | (13,779)
Total gains (losses) on natural gas derivatives | $ (3,095) | $ 16,211 | $ 3,627 | $ 437

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- Definition Gain (Loss) On Derivative Instruments, Settlements, Net + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 815 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480237/815-40-50-5 + Details
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- Definition Aggregate net gain (loss) on all derivative instruments recognized in earnings during the period, before tax effects. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480434/815-10-50-4A + Details
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