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Subsequent Events (Details) - Subsequent Event - SIGECO $ in Millions	Jan. 31, 2025 USD ($)
5.69% First Mortgage Bonds, Series 2025A
Subsequent Event [Line Items]
Net of transaction expenses and fees	$ 164
5.69% First Mortgage Bonds, Series 2025A
Subsequent Event [Line Items]
Aggregate Principal	$ 165
Interest Rate	5.69%

X

- Definition

Face (par) amount of debt instrument at time of issuance.

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

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Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

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