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Consolidation and Nature of Operations - Additional Information (Details) - Variable Interest Entity - APS - trust | Sep. 30, 2025 | Sep. 22, 2025 | Jun. 30, 2025 | Dec. 31, 1986
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Cash and Cash Equivalents [Line Items] |  |  |  |
Number of VIE lessor trusts acquired | 2 |  |  |
Number of VIE lessor trusts | 1 | 2 | 2 | 3

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- Definition Number of VIE lessor trusts with whom agreements have been made to sell and lease back interests in certain nuclear generating assets and related common facilities. + References No definition available. + Details
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