Litigation (Details)	Mar. 31, 2024 parish lawsuit tribe State
Loss Contingencies [Line Items]
Number of native american tribes | tribe	2
Climate Change | Pending Litigation
Loss Contingencies [Line Items]
Pending lawsuits and claims (in number of claims)	30
Number of defendants, U.S. states | State	4
Coastal Erosion | Pending Litigation
Loss Contingencies [Line Items]
Pending lawsuits and claims (in number of claims)	39
Number of parishes | parish	7