Regulatory Matters - APC Excess Accumulated Deferred Income Tax Accounting Order (Details) $ in Millions	Oct. 03, 2023 USD ($)
ALABAMA POWER CO \| Subsequent Event
Public Utilities, General Disclosures [Line Items]
Deferred income taxes	$ 24

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.

No definition available.

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