Asset Retirement Obligations |
6 Months Ended |
|---|---|
Jun. 30, 2026 | |
| Asset Retirement Obligation Disclosure [Abstract] | |
| Asset Retirement Obligations | Asset Retirement Obligations. During the six months ended June 30, 2026, no change in cash flow estimates related to nuclear or coal ash related asset retirement obligations was recorded. We expect to receive more refined estimates from Georgia Power regarding closure costs and the timing of coal ash expenditures in the fourth quarter of 2026. Prior period's amount for settlement of asset retirement obligations has been reclassified to conform with current year presentation within our unaudited consolidated statement of cash flows. Settlement of asset retirement obligations were previously included in the Other current liabilities line item of our unaudited consolidated statement of cash flows. |