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Regulatory Matters - GPC Other Construction (Details) - GEORGIA POWER CO $ in Millions | 9 Months Ended |
--- | --- | ---
Sep. 30, 2025 USD ($) MW | Jul. 30, 2025 MW
Public Utilities, General Disclosures [Line Items] |  |
Capital costs | $ | $ 1,500 |
Total certified amounts | $ | 2,800 |
Approximate nameplate capacity |  | 260
July 2025 Requested For Certification |  |
Public Utilities, General Disclosures [Line Items] |  |
Capital costs | $ | $ 725 |
McGrau Ford |  |
Public Utilities, General Disclosures [Line Items] |  |
Approximate nameplate capacity | 265 |
Plant Yates Units 8 And 10 |  |
Public Utilities, General Disclosures [Line Items] |  |
Approximate nameplate capacity | 1,326 |
Various Facilities |  |
Public Utilities, General Disclosures [Line Items] |  |
Approximate nameplate capacity | 500 |

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