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v3.24.0.1

Segments and Related Information (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Segment Reporting Information [Line Items] |  |  |
Investment in subsidiaries | $ 244 | $ 219 |
Regulated Electric | 11,446 | 12,123 | $ 11,205
Natural Gas | 2,645 | 3,080 | 2,132
Other | 115 | 107 | 94
Regulated and Unregulated Operating Revenue | 14,206 | 15,310 | 13,431
Depreciation and amortization | 2,448 | 2,413 | 2,121
Interest charges and financing costs | 1,004 | 925 | 816
Total income tax benefit | (146) | (135) | (70)
Net income (loss) | 1,771 | 1,736 | 1,597
Regulated Electric |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues Including Intersegment Revenues | 11,448 | 12,125 | 11,207
Depreciation and amortization | 2,111 | 2,122 | 1,855
Interest charges and financing costs | 670 | 636 | 568
Total income tax benefit | (135) | (162) | (96)
Net income (loss) | 1,686 | 1,631 | 1,478
Regulated Natural Gas |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues Including Intersegment Revenues | 2,648 | 3,082 | 2,134
Depreciation and amortization | 323 | 276 | 254
Interest charges and financing costs | 96 | 86 | 75
Total income tax benefit | 50 | 68 | 54
Net income (loss) | 219 | 264 | 231
All Other |  |  |
Segment Reporting Information [Line Items] |  |  |
Depreciation and amortization | 14 | 15 | 12
Interest charges and financing costs | 238 | 203 | 173
Total income tax benefit | (61) | (41) | (28)
Net income (loss) | (134) | (159) | (112)
Total revenues |  |  |
Segment Reporting Information [Line Items] |  |  |
Regulated and Unregulated Operating Revenue | 14,211 | 15,314 | 13,435
Total revenues | Regulated Electric |  |  |
Segment Reporting Information [Line Items] |  |  |
Regulated Electric | 11,446 | 12,123 | 11,205
Total revenues | Regulated Natural Gas |  |  |
Segment Reporting Information [Line Items] |  |  |
Natural Gas | 2,645 | 3,080 | 2,132
Total revenues | All Other |  |  |
Segment Reporting Information [Line Items] |  |  |
Other | 115 | 107 | 94
Intersegment Eliminations |  |  |
Segment Reporting Information [Line Items] |  |  |
Regulated and Unregulated Operating Revenue | (5) | (4) | (4)
Intersegment Eliminations | Regulated Electric |  |  |
Segment Reporting Information [Line Items] |  |  |
Regulated Electric | 2 | 2 | 2
Intersegment Eliminations | Regulated Natural Gas |  |  |
Segment Reporting Information [Line Items] |  |  |
Natural Gas | $ 3 | $ 2 | $ 2

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