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Commitments and Contingencies (Insurance) (Details) $ in Millions | Sep. 30, 2025 USD ($)
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Insurance [Abstract] |
Maximum obtainable amount of private liability insurance available under Price-Anderson Act | $ 500
Amount of secondary financial protection liability insurance coverage per incident | 15,800
Potential retrospective assessments under secondary financial protection system | 1,161
Potential retrospective assessments under secondary financial protection system payable per incident per year | 173
Amount Of Sublimit For Non Nuclear Perils Per Site Under NEIL For Property Damage Decontamination And Premature Decommissioning Risks | 1,500
Additional nuclear accident limit | 1,250
Potential amount of retrospective assessment per occurrence per site for property damage, decontamination and premature decommissioning risks | 175
Florida Power & Light Company |
Insurance [Abstract] |
Potential retrospective assessments under secondary financial protection system | 664
Potential retrospective assessments under secondary financial protection system payable per incident per year | 99
Potential amount of retrospective assessment per occurrence per site for property damage, decontamination and premature decommissioning risks | 110
Duane Arnold Energy Center Insurance [Member] |
Insurance [Abstract] |
Maximum obtainable amount of private liability insurance available under Price-Anderson Act | 100
Amount Of Sublimit For Non Nuclear Perils Per Site Under NEIL For Property Damage Decontamination And Premature Decommissioning Risks | 50
Seabrook Station Insurance [Member] |
Insurance [Abstract] |
Potential retrospective assessment recoverable from minority interest for nuclear liability secondary financial protection | 20
Potential retrospective assessment recoverable from minority interest for property damage, decontamination and premature decommissioning risks | 3
Duane Arnold Energy Center Insurance [Member] |
Insurance [Abstract] |
Potential retrospective assessment recoverable from minority interest for property damage, decontamination and premature decommissioning risks | 2
St Lucie Unit No 2 Insurance [Member] |
Insurance [Abstract] |
Potential retrospective assessment recoverable from minority interest for nuclear liability secondary financial protection | 25
Potential retrospective assessment recoverable from minority interest for property damage, decontamination and premature decommissioning risks | $ 4

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- Definition Maximum obtainable amount of private liability insurance per nuclear site available under the Price-Anderson Act. + References No definition available. + Details
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- Definition Amount Of Sublimit For Non Nuclear Perils Per Site Under Nuclear Electric Insurance Limited (NEIL) For Property Damage Decontamination And Premature Decommissioning Risks + References No definition available. + Details
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- Definition Potential amount of retrospective premium in a policy year for property damage, decontamination and premature decommissioning risks at participating nuclear plants, plus any applicable taxes. + References No definition available. + Details
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