Derivative and Hedging Activities - Derivative Instruments (Details) - Energy related derivative $ in Millions	12 Months Ended
	Dec. 31, 2024 USD ($) Bcf MMBbls	Dec. 31, 2023 USD ($) Bcf MMBbls
Derivative [Line Items]
Fair Value	$ (54)	$ 699
Eagle Ford divestiture
Derivative [Line Items]
Fair Value	$ 0	$ 12
Natural Gas
Derivative [Line Items]
Notional Volume | Bcf	2,199	1,479
Fair Value	$ (49)	$ 687
Natural Gas | Fixed-price swaps
Derivative [Line Items]
Notional Volume | Bcf	369	343
Fair Value	$ (28)	$ 188
Natural Gas | Collars
Derivative [Line Items]
Notional Volume | Bcf	1,098	558
Fair Value	$ (27)	$ 497
Natural Gas | Three-way collars
Derivative [Line Items]
Notional Volume | Bcf	161	0
Fair Value	$ 60	$ 0
Natural Gas | Call options | Long
Derivative [Line Items]
Notional Volume | Bcf	73	0
Fair Value	$ 1	$ 0
Natural Gas | Call options | Short
Derivative [Line Items]
Notional Volume | Bcf	219	0
Fair Value	$ (16)	$ 0
Natural Gas | Basis protection swaps
Derivative [Line Items]
Notional Volume | Bcf	279	578
Fair Value	$ (39)	$ 2
Oil
Derivative [Line Items]
Notional Volume | MMBbls	2	0
Fair Value	$ 4	$ 0
Oil | Three-way collars
Derivative [Line Items]
Notional Volume | MMBbls	2	0
Fair Value	$ 4	$ 0
NGL
Derivative [Line Items]
Notional Volume | MMBbls	7	0
Fair Value	$ (9)	$ 0
NGL | Fixed-price swaps
Derivative [Line Items]
Notional Volume | MMBbls	7	0
Fair Value	$ (9)	$ 0