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Derivative Instruments - Outstanding Financial Commodity Derivatives (Details) - Forecast | 3 Months Ended
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Dec. 31, 2026 MBoe $ / MMBTU $ / MBbls | Sep. 30, 2026 MBoe $ / MBbls $ / MMBTU | Jun. 30, 2026 MBoe $ / MBbls $ / MMBTU | Mar. 31, 2026 MMBTU MBoe $ / MMBTU $ / MBbls | Dec. 31, 2025 MBoe MMBTU $ / MBbls $ / MMBTU | Sep. 30, 2025 MBoe MMBTU $ / MBbls $ / MMBTU | Jun. 30, 2025 MMBTU MBoe $ / MBbls $ / MMBTU | Mar. 31, 2025 MBoe MMBTU $ / MMBTU $ / MBbls
WTI oil collars |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |
Notional amount, energy | MBoe | 920,000,000 | 920,000,000 | 910,000,000 | 900,000,000 | 4,232,000,000 | 4,232,000,000 | 5,096,000,000 | 5,040,000,000
Floor, weighted-average (in dollars per Mmbtu/Bbl) | $ / MBbls | 62.50 | 62.50 | 62.50 | 62.50 | 61.63 | 61.63 | 61.79 | 61.79
Ceiling, weighted-average (in dollars per Mmbtu/Bbl) | $ / MBbls | 69.40 | 69.40 | 69.40 | 69.40 | 78.64 | 78.64 | 79.36 | 79.36
WTI oil swaps |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |
Notional amount, energy | MBoe | 920,000,000 | 920,000,000 | 910,000,000 | 900,000,000 | 1,748,000,000 | 1,748,000,000 | 1,729,000,000 | 1,710,000,000
Differential price weighted average (in dollars per Mmbtu/Bbl) | $ / MBbls | 66.14 | 66.14 | 66.14 | 66.14 | 69.18 | 69.18 | 69.18 | 69.18
WTI Midland oil basis swaps |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |
Notional amount, energy | MBoe | 1,840,000,000 | 1,840,000,000 | 1,820,000,000 | 1,800,000,000 | 5,520,000,000 | 5,520,000,000 | 6,370,000,000 | 6,300,000,000
Price, weighted average price (in dollars per Bbl) | $ / MBbls | 0.95 | 0.95 | 0.95 | 0.95 | 1.02 | 1.02 | 1.07 | 1.07
NYMEX gas collars |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |
Notional amount, energy | MMBTU |  |  |  | 27,000,000 | 46,000,000 | 46,000,000 | 45,500,000 | 45,000,000
Floor, weighted-average (in dollars per Mmbtu/Bbl) |  |  |  | 2.75 | 2.85 | 2.85 | 2.85 | 2.85
Ceiling, weighted-average (in dollars per Mmbtu/Bbl) |  |  |  | 7.66 | 5.55 | 4.07 | 4.07 | 4.51
Transco Leidy gas basis swaps |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |
Notional amount, energy | MMBTU |  |  |  | 0 | 18,400,000 | 18,400,000 | 18,200,000 | 18,000,000
Price, weighted average price (in dollars per Bbl) |  |  |  | 0 | (0.70) | (0.70) | (0.70) | (0.70)
Transco Zone 6 Non-NY gas basis swaps |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |
Notional amount, energy | MMBTU |  |  |  | 0 | 9,200,000 | 9,200,000 | 9,100,000 | 9,000,000
Price, weighted average price (in dollars per Bbl) |  |  |  | 0 | (0.29) | (0.29) | (0.29) | (0.29)
NYMEX gas collars |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |
Notional amount, energy | MBoe | 23,000,000,000,000 | 23,000,000,000,000 | 22,750,000,000,000 | 22,500,000,000,000 | 9,200,000,000,000 | 9,200,000,000,000 | 9,100,000,000,000 | 5,900,000,000,000
Floor, weighted-average (in dollars per Mmbtu/Bbl) | 3.00 | 3.00 | 3.00 | 3.00 | 3.00 | 3.00 | 3.00 | 3.00
Ceiling, weighted-average (in dollars per Mmbtu/Bbl) | 5.79 | 5.79 | 5.79 | 5.79 | 4.46 | 4.46 | 4.46 | 4.46

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