Derivative Financial Instruments (Details) BTU in Billions	Nov. 03, 2022 BTU $ / Barrels $ / EnergyContent bbl	Sep. 30, 2022 BTU $ / EnergyContent $ / Barrels bbl
NYMEX Oil Swap Contract Fourth Quarter, Year 1
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Volume | bbl		1,923,000
Derivative, Swap Type, Weighted-Average Contract Price		44.58
NYMEX Oil Swap Contract, Year 2
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Volume | bbl		1,190,000
Derivative, Swap Type, Weighted-Average Contract Price		45.20
NYMEX Oil Swap Contract, Year 3
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Volume | bbl		0
Derivative, Swap Type, Weighted-Average Contract Price		0
NYMEX Oil Swap Contract, Year 4
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Volume | bbl		0
Derivative, Swap Type, Weighted-Average Contract Price		0
ICE Brent Oil Swap Contract Fourth Quarter, Year 1
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Volume | bbl		0
Derivative, Swap Type, Weighted-Average Contract Price		0
ICE Brent Oil Swap Contract, Year 2
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Volume | bbl		3,650,000
Derivative, Swap Type, Weighted-Average Contract Price		86.50
ICE Brent Oil Swap Contract, Year 3
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Volume | bbl		910,000
Derivative, Swap Type, Weighted-Average Contract Price		85.50
ICE Brent Oil Swap Contract, Year 4
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Volume | bbl		0
Derivative, Swap Type, Weighted-Average Contract Price		0
NYMEX Oil Collar Contract, Fourth Quarter, Year 1
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Volume | bbl		1,128,000
Derivative, Weighted-Average Floor Price		63.74
Derivative, Weighted-Average Ceiling Price		75.48
NYMEX Oil Collar Contract, Year 2
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Volume | bbl		1,331,000
Derivative, Weighted-Average Floor Price		66.01
Derivative, Weighted-Average Ceiling Price		80.79
NYMEX Oil Collar Contract, Year 3
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Volume | bbl		919,000
Derivative, Weighted-Average Floor Price		75.00
Derivative, Weighted-Average Ceiling Price		81.47
NYMEX Oil Collar Contract, Year 4
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Volume | bbl		0
Derivative, Weighted-Average Floor Price		0
Derivative, Weighted-Average Ceiling Price		0
NYMEX Oil Calendar Month Average Roll Differential Fourth Quarter, Year 1
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Volume | bbl		3,248,000
Derivative, Roll Differential Swap Type, Weighted-Average Contract Price		0.21
NYMEX Oil Calendar Month Average Roll Differential Contract, Year 2
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Volume | bbl		4,968,000
Derivative, Roll Differential Swap Type, Weighted-Average Contract Price		0.62
NYMEX Oil Calendar Month Average Roll Differential Contract, Year 3
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Volume | bbl		0
Derivative, Roll Differential Swap Type, Weighted-Average Contract Price		0
NYMEX Oil Calendar Month Average Roll Differential Contract, Year 4
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Volume | bbl		0
Derivative, Roll Differential Swap Type, Weighted-Average Contract Price		0
WTI Midland NYMEX WTI | Oil Basis Swap Contract Fourth Quarter, Year 1
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Volume | bbl		2,462,000
Derivative, Oil Basis Swap Type, Weighted-Average Contract Price		1.15
WTI Midland NYMEX WTI | Oil Basis Swap Contract, Year 2
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Volume | bbl		3,613,000
Derivative, Oil Basis Swap Type, Weighted-Average Contract Price		0.73
WTI Midland NYMEX WTI | Oil Basis Swap Contract, Year 2 | Subsequent Event
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Volume | bbl	1.7
Derivative, Oil Basis Swap Type, Weighted-Average Contract Price	1.36
WTI Midland NYMEX WTI | Oil Basis Swap Contract, Year 3
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Volume | bbl		0
Derivative, Oil Basis Swap Type, Weighted-Average Contract Price		0
WTI Midland NYMEX WTI | Oil Basis Swap Contract, Year 4
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Volume | bbl		0
Derivative, Oil Basis Swap Type, Weighted-Average Contract Price		0
ICE Brent NYMEX WTI | Oil Basis Swap Contract Fourth Quarter, Year 1
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Volume | bbl		920,000
Derivative, Oil Basis Swap Type, Weighted-Average Contract Price		(7.78)
ICE Brent NYMEX WTI | Oil Basis Swap Contract, Year 2
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Volume | bbl		0
Derivative, Oil Basis Swap Type, Weighted-Average Contract Price		0
ICE Brent NYMEX WTI | Oil Basis Swap Contract, Year 3
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Volume | bbl		0
Derivative, Oil Basis Swap Type, Weighted-Average Contract Price		0
ICE Brent NYMEX WTI | Oil Basis Swap Contract, Year 4
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Volume | bbl		0
Derivative, Oil Basis Swap Type, Weighted-Average Contract Price		0
WTI Houston MEH NYMEX WTI | Oil Basis Swap Contract Fourth Quarter, Year 1
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Volume | bbl		374,000
Derivative, Oil Basis Swap Type, Weighted-Average Contract Price		1.25
WTI Houston MEH NYMEX WTI | Oil Basis Swap Contract, Year 2
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Volume | bbl		1,234,000
Derivative, Oil Basis Swap Type, Weighted-Average Contract Price		1.52
WTI Houston MEH NYMEX WTI | Oil Basis Swap Contract, Year 2 | Subsequent Event
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Volume | bbl	0.2
Derivative, Oil Basis Swap Type, Weighted-Average Contract Price	2.11
WTI Houston MEH NYMEX WTI | Oil Basis Swap Contract, Year 3
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Volume | bbl		0
Derivative, Oil Basis Swap Type, Weighted-Average Contract Price		0
WTI Houston MEH NYMEX WTI | Oil Basis Swap Contract, Year 4
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Volume | bbl		0
Derivative, Oil Basis Swap Type, Weighted-Average Contract Price		0
NYMEX HH | Gas Swaps Contract Fourth Quarter, Year 1
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU		2,806
Derivative, Swap Type, Weighted-Average Contract Price | $ / EnergyContent		5.50
NYMEX HH | Gas Swaps Contract, Year 2
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU		0
Derivative, Swap Type, Weighted-Average Contract Price | $ / EnergyContent		0
NYMEX HH | Gas Swaps Contract, Year 2 | Subsequent Event
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU	2,890
Derivative, Swap Type, Weighted-Average Contract Price | $ / EnergyContent	5.08
NYMEX HH | Gas Swaps Contract, Year 3
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU		0
Derivative, Swap Type, Weighted-Average Contract Price | $ / EnergyContent		0
NYMEX HH | Gas Swaps Contract, Year 4
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU		0
Derivative, Swap Type, Weighted-Average Contract Price | $ / EnergyContent		0
NYMEX HH | Gas Collar Contract, Fourth Quarter, Year 1
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU		1,908
Derivative, Weighted-Average Floor Price | $ / EnergyContent		3.50
Derivative, Weighted-Average Ceiling Price | $ / EnergyContent		4.44
NYMEX HH | Gas Collar Contract, Year 2
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU		24,170
Derivative, Weighted-Average Floor Price | $ / EnergyContent		3.74
Derivative, Weighted-Average Ceiling Price | $ / EnergyContent		6.32
NYMEX HH | Gas Collar Contract, Year 3
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU		0
Derivative, Weighted-Average Floor Price | $ / EnergyContent		0
Derivative, Weighted-Average Ceiling Price | $ / EnergyContent		0
NYMEX HH | Gas Collar Contract, Year 4
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU		0
Derivative, Weighted-Average Floor Price | $ / EnergyContent		0
Derivative, Weighted-Average Ceiling Price | $ / EnergyContent		0
NYMEX HH | Gas Collar Contract, Years 2 and 3 | Subsequent Event
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU	3,423
Derivative, Weighted-Average Floor Price | $ / EnergyContent	4.27
Derivative, Weighted-Average Ceiling Price | $ / EnergyContent	8.52
IF HSC | Gas Swaps Contract Fourth Quarter, Year 1
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU		6,982
Derivative, Swap Type, Weighted-Average Contract Price | $ / EnergyContent		2.47
IF HSC | Gas Swaps Contract, Year 2
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU		0
Derivative, Swap Type, Weighted-Average Contract Price | $ / EnergyContent		0
IF HSC | Gas Swaps Contract, Year 3
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU		0
Derivative, Swap Type, Weighted-Average Contract Price | $ / EnergyContent		0
IF HSC | Gas Swaps Contract, Year 4
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU		0
Derivative, Swap Type, Weighted-Average Contract Price | $ / EnergyContent		0
IF HSC | Gas Collar Contract, Fourth Quarter, Year 1
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU		0
Derivative, Weighted-Average Floor Price | $ / EnergyContent		0
Derivative, Weighted-Average Ceiling Price | $ / EnergyContent		0
IF HSC | Gas Collar Contract, Year 2
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU		5,085
Derivative, Weighted-Average Floor Price | $ / EnergyContent		4.10
Derivative, Weighted-Average Ceiling Price | $ / EnergyContent		5.63
IF HSC | Gas Collar Contract, Year 3
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU		0
Derivative, Weighted-Average Floor Price | $ / EnergyContent		0
Derivative, Weighted-Average Ceiling Price | $ / EnergyContent		0
IF HSC | Gas Collar Contract, Year 4
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU		0
Derivative, Weighted-Average Floor Price | $ / EnergyContent		0
Derivative, Weighted-Average Ceiling Price | $ / EnergyContent		0
IF WAHA | Gas Swaps Contract Fourth Quarter, Year 1
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU		3,067
Derivative, Swap Type, Weighted-Average Contract Price | $ / EnergyContent		2.22
IF WAHA | Gas Swaps Contract, Year 2
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU		900
Derivative, Swap Type, Weighted-Average Contract Price | $ / EnergyContent		3.98
IF WAHA | Gas Swaps Contract, Year 3
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU		0
Derivative, Swap Type, Weighted-Average Contract Price | $ / EnergyContent		0
IF WAHA | Gas Swaps Contract, Year 4
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU		0
Derivative, Swap Type, Weighted-Average Contract Price | $ / EnergyContent		0
IF WAHA NYMEX HH | Gas Basis Swap Contract Fourth Quarter, Year 1
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU		0
Derivative, Gas Basis Swap Type, Weighted-Average Contract Price | $ / EnergyContent		0
IF WAHA NYMEX HH | Gas Basis Swap Contract, Year 2
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU		7,247
Derivative, Gas Basis Swap Type, Weighted-Average Contract Price | $ / EnergyContent		(1.02)
IF WAHA NYMEX HH | Gas Basis Swap Contract, Year 3
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU		20,958
Derivative, Gas Basis Swap Type, Weighted-Average Contract Price | $ / EnergyContent		(0.86)
IF WAHA NYMEX HH | Gas Basis Swap Contract, Year 4
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU		20,501
Derivative, Gas Basis Swap Type, Weighted-Average Contract Price | $ / EnergyContent		(0.66)
IF HSC NYMEX HH | Gas Basis Swap Contract Fourth Quarter, Year 1
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU		0
Derivative, Gas Basis Swap Type, Weighted-Average Contract Price | $ / EnergyContent		0
IF HSC NYMEX HH | Gas Basis Swap Contract, Year 2
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU		9,582
Derivative, Gas Basis Swap Type, Weighted-Average Contract Price | $ / EnergyContent		0.07
IF HSC NYMEX HH | Gas Basis Swap Contract, Year 2 | Subsequent Event
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU	2,750
Derivative, Gas Basis Swap Type, Weighted-Average Contract Price | $ / EnergyContent	(0.30)
IF HSC NYMEX HH | Gas Basis Swap Contract, Year 3
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU		0
Derivative, Gas Basis Swap Type, Weighted-Average Contract Price | $ / EnergyContent		0
IF HSC NYMEX HH | Gas Basis Swap Contract, Year 4
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Energy Measure | BTU		0
Derivative, Gas Basis Swap Type, Weighted-Average Contract Price | $ / EnergyContent		0
OPIS Propane Mont Belvieu Non-TET | NGL Swaps Contract Fourth Quarter, Year 1
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Volume | bbl		113,000
Derivative, Swap Type, Weighted-Average Contract Price		35.91
OPIS Propane Mont Belvieu Non-TET | NGL Swaps Contract, Year 2
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Volume | bbl		0
Derivative, Swap Type, Weighted-Average Contract Price		0
OPIS Propane Mont Belvieu Non-TET | NGL Swaps Contract, Year 3
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Volume | bbl		0
Derivative, Swap Type, Weighted-Average Contract Price		0
OPIS Propane Mont Belvieu Non-TET | NGL Swaps Contract, Year 4
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Volume | bbl		0
Derivative, Swap Type, Weighted-Average Contract Price		0
OPIS Propane Mont Belvieu Non-TET | NGL Collar Contract, Fourth Quarter, Year 1
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Volume | bbl		173,000
Derivative, Weighted-Average Floor Price		24.11
Derivative, Weighted-Average Ceiling Price		28.13
OPIS Propane Mont Belvieu Non-TET | NGL Collar Contract, Year 2
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Volume | bbl		0
Derivative, Weighted-Average Floor Price		0
Derivative, Weighted-Average Ceiling Price		0
OPIS Propane Mont Belvieu Non-TET | NGL Collar Contract, Year 3
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Volume | bbl		0
Derivative, Weighted-Average Floor Price		0
Derivative, Weighted-Average Ceiling Price		0
OPIS Propane Mont Belvieu Non-TET | NGL Collar Contract, Year 4
Derivative Financial Instruments
Derivative, Nonmonetary Notional Amount, Volume | bbl		0
Derivative, Weighted-Average Floor Price		0
Derivative, Weighted-Average Ceiling Price		0