SUPPLEMENTAL DISCLOSURES - Summary of Current Accrued Liabilities (Details) - USD ($) $ in Thousands	Sep. 30, 2026	Dec. 31, 2025
Condensed Balance Sheet Statements, Captions [Line Items]
Accrued Liabilities, Current	$ 878,503	$ 540,620
Accounts payable
Condensed Balance Sheet Statements, Captions [Line Items]
Accrued Liabilities, Current	197,591	179,337
Accrued evaluated and unproved and unevaluated property costs
Condensed Balance Sheet Statements, Captions [Line Items]
Accrued Liabilities, Current	180,994	151,680
Accrued lease operating expenses
Condensed Balance Sheet Statements, Captions [Line Items]
Accrued Liabilities, Current	133,921	85,009
Accrued interest on debt
Condensed Balance Sheet Statements, Captions [Line Items]
Accrued Liabilities, Current	80,386	32,157
Accrued derivative payments
Condensed Balance Sheet Statements, Captions [Line Items]
Accrued Liabilities, Current	69,242	0
Accrued partners’ share of joint interest charges
Condensed Balance Sheet Statements, Captions [Line Items]
Accrued Liabilities, Current	55,233	24,427
Accrued compensation and benefits
Condensed Balance Sheet Statements, Captions [Line Items]
Accrued Liabilities, Current	39,482	33,162
Accrued payable related to purchased natural gas
Condensed Balance Sheet Statements, Captions [Line Items]
Accrued Liabilities, Current	59,925	10,530
Accrued midstream properties costs
Condensed Balance Sheet Statements, Captions [Line Items]
Accrued Liabilities, Current	27,804	7,648
Accrued asset retirement obligations
Condensed Balance Sheet Statements, Captions [Line Items]
Accrued Liabilities, Current	4,470	6,309
Other
Condensed Balance Sheet Statements, Captions [Line Items]
Accrued Liabilities, Current	$ 29,455	$ 10,361