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Commitments and Contingencies (Nuclear Insurance) (Detail) - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Jun. 30, 2022 | Mar. 31, 2022
Loss Contingencies [Line Items] |  |
Maximum assessment for premiums on insurance policy | $ 65 |
Summer |  |
Loss Contingencies [Line Items] |  |
NRC minimum requirement | 1,060 |
Property insurance coverage |  | $ 2,750
Summer | DESC | European Mutual Association for Nuclear Insurance |  |
Loss Contingencies [Line Items] |  |
Property damage and outage costs coverage from non-nuclear origin event | $ 1 | $ 415

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- Definition Maximum Retrospective Premium Assessment For Nuclear Power Plant Licensees + References No definition available. + Details
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- Definition Minimum nuclear property insurance coverage required per site. + References No definition available. + Details
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- Definition Nuclear property damage and outage costs coverage from non-nuclear origin event. + References No definition available. + Details
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- Definition Nuclear property insurance coverage required per site. + References No definition available. + Details
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- Details
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- Details
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- Details
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