Litigation (Details) $ in Billions	1 Months Ended	6 Months Ended	12 Months Ended
	Feb. 28, 2011 USD ($)	Jun. 30, 2023 lawsuit	Dec. 31, 1991
Ecuador Litigation | Pending Litigation
Loss Contingencies [Line Items]
Remediation program term (in years)			3 years
Amount assessed in damages | $	$ 9.5
Climate Change
Loss Contingencies [Line Items]
Claims dismissed (in number of claims)		1
Climate Change | Pending Litigation
Loss Contingencies [Line Items]
Pending lawsuits and claims (in number of claims)		24
Coastal Erosion | Pending Litigation
Loss Contingencies [Line Items]
Pending lawsuits and claims (in number of claims)		39