Commodity Derivatives (Details) MWh in Millions, $ in Millions		Dec. 31, 2024 USD ($) MWh	Dec. 31, 2023 MWh
Electric Commodity [Member]
Derivative [Line Items]
Notional Amount | MWh	[1]	7	8
Interest Rate Swap
Derivative [Line Items]
Derivative Liability, Notional Amount		$ 0
cash flow hedge commodity
Derivative [Line Items]
Commodity contracts designated as cash flow hedges		$ 0

[1] Not reflective of net positions in the underlying commodities.