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v3.22.2.2

Segment Information (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021 | Dec. 31, 2021
Segment Reporting [Abstract] |  |  |  |  |
Equity Method Investments | $ 214 |  | $ 214 |  | $ 208
Segment Reporting Information [Line Items] |  |  |  |  |
Electric | 3,699 | $ 3,176 | 9,255 | $ 8,643 |
Net income | 649 | 609 | 1,357 | 1,282 |
Natural gas | 357 | 268 | 1,923 | 1,364 |
Other | 26 | 23 | 79 | 69 |
Regulated and Unregulated Operating Revenue | 4,082 | 3,467 | 11,257 | 10,076 |
Equity Method Investments | 214 |  | 214 |  | 208
Operating Segments |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Regulated and Unregulated Operating Revenue | 4,083 | 3,468 | 11,259 | 10,079 |
Intersegment Eliminations |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Regulated and Unregulated Operating Revenue | (1) | (1) | (2) | (3) |
Regulated Electric |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net income | 697 | 629 | 1,312 | 1,202 |
Revenues Including Intersegment Revenues | 3,699 | 3,176 | 9,256 | 8,644 |
Regulated Electric | Operating Segments |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Electric |  |  | 9,255 | 8,643 |
Regulated Electric | Intersegment Eliminations |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Electric |  |  | 1 | 1 |
Regulated Natural Gas |  |  |  |  |
Segment Reporting [Abstract] |  |  |  |  |
Equity Method Investments | 214 |  | 214 |  | 208
Segment Reporting Information [Line Items] |  |  |  |  |
Net income | (7) | 10 | 148 | 161 |
Revenues Including Intersegment Revenues | 358 | 269 | 1,924 | 1,366 |
Equity Method Investments | 214 |  | 214 |  | $ 208
Regulated Natural Gas | Operating Segments |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Natural gas | 357 | 268 | 1,923 | 1,364 |
Regulated Natural Gas | Intersegment Eliminations |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Natural gas | 1 | 1 | 1 | 2 |
All Other |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net income | (41) | (30) | (103) | (81) |
All Other | Operating Segments |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Other | $ 26 | $ 23 | $ 79 | $ 69 |

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