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Litigation (Details)
$ in Billions
1 Months Ended 12 Months Ended
Feb. 28, 2011
USD ($)
Dec. 31, 2023
lawsuit
parish
Tribe
State
Ecuador Litigation | Pending Litigation    
Loss Contingencies [Line Items]    
Damages awarded | $ $ 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)   29
State defendants, number | State   4
Native tribe defendants, number | Tribe   2
Climate Change | Dismissed Litigation    
Loss Contingencies [Line Items]    
Claims dismissed (in number of claims)   2
County claims dismissed, number   1
Coastal Erosion    
Loss Contingencies [Line Items]    
Number of parishes | parish   7
Coastal Erosion | Pending Litigation    
Loss Contingencies [Line Items]    
Pending lawsuits and claims (in number of claims)   39