Derivative and Hedging Activities - Narrative (Details) $ in Millions	1 Months Ended	12 Months Ended
	Nov. 30, 2023 USD ($) $ / bbl	Dec. 31, 2023 USD ($) derivative counterparty Bcf	Dec. 31, 2022 USD ($) derivative Bcf	Dec. 31, 2022 USD ($) derivative MMBbls	Aug. 31, 2023 USD ($)
Derivative [Line Items]
Derivative liability, held for sale			$ 65	$ 65
Unrealized loss		$ 9
WTI NYMEX Price Average Above $80 per Barrel
Derivative [Line Items]
Average sales price (in usd per unit) | $ / bbl	80
Minimum | WTI NYMEX Price Average $75 to $80 per Barrel
Derivative [Line Items]
Average sales price (in usd per unit) | $ / bbl	75
Maximum | WTI NYMEX Price Average $75 to $80 per Barrel
Derivative [Line Items]
Average sales price (in usd per unit) | $ / bbl	80
Final Portion of Eagle Ford Assets | Disposal group, disposed of by sale, not discontinued operations
Derivative [Line Items]
Consideration received					$ 700
Final Portion of Eagle Ford Assets | Disposal group, disposed of by sale, not discontinued operations | WTI NYMEX Price Average $75 to $80 per Barrel
Derivative [Line Items]
Consideration received	$ 25
Final Portion of Eagle Ford Assets | Disposal group, disposed of by sale, not discontinued operations | WTI NYMEX Price Average Above $80 per Barrel
Derivative [Line Items]
Consideration received	$ 50
Energy related derivative | Natural Gas
Derivative [Line Items]
Notional Volume | Bcf		1,479	1,777
Energy related derivative | Eagle Ford
Derivative [Line Items]
Notional Volume			9.6	4.8
Credit risk
Derivative [Line Items]
Number of counterparties in hedge facility | counterparty		15
Designated as hedging instrument
Derivative [Line Items]
Number of derivative instruments | derivative		0	0	0