Regulatory Matters - GPC Integrated Resource Plan (Details) $ in Millions	1 Months Ended
Aug. 31, 2022 USD ($)
GEORGIA POWER CO \| Plant Tugalo
Public Utilities, General Disclosures [Line Items]
Planned expenses to modernize plant	$ 115

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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