Property, Plant And Equipment Property, Plant and Equipment (Schedule of Depreciation Provisions For Utility Plant as a Percentage of the Original Cost) (Details) |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2024 |
Dec. 31, 2023 |
Dec. 31, 2022 |
|
| Electric Operations | |||
| Property, Plant and Equipment [Line Items] | |||
| Depreciation Provisions For Utility Plant Percentage | 3.00% | 3.00% | 2.70% |
| Gas Distribution Operations | |||
| Property, Plant and Equipment [Line Items] | |||
| Depreciation Provisions For Utility Plant Percentage | 2.60% | 2.50% | 2.40% |