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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Derivative Instruments (Detail) - USD ($) $ in Thousands | Sep. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Asset Derivative Financial Instruments: |  |
Derivative Financial Instruments - Current Asset | $ 8,140 | $ 4,865
Derivative Financial Instruments - Long-Term Asset | 166 | 0
Liability Derivative Financial Instruments: |  |
Derivative Financial Instruments - Current Liability | 22,284 | 8,940
Derivative Financial Instruments - Long Term Liability | 31,232 | 66,757
Natural Gas Price Derivatives - Derivative Financial Instruments - Current Asset |  |
Asset Derivative Financial Instruments: |  |
Derivative Financial Instruments - Current Asset | 8,140 | 4,865
Natural Gas Price Derivatives - Derivative Financial Instruments - Long-Term Asset |  |
Asset Derivative Financial Instruments: |  |
Derivative Financial Instruments - Long-Term Asset | 166 | 0
Natural Gas Price Derivatives - Derivative Financial Instruments - Current Liability |  |
Liability Derivative Financial Instruments: |  |
Derivative Financial Instruments - Current Liability | 22,284 | 8,940
Natural Gas Price Derivatives - Derivative Financial Instruments - Long Term Liability |  |
Liability Derivative Financial Instruments: |  |
Derivative Financial Instruments - Long Term Liability | $ 31,232 | $ 66,757

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