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v3.23.2

Revenue Recognition - Disaggregation of Revenue (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues from contracts with customers | $ 2,773 | $ 3,381 | $ 6,996 | $ 7,341
Total revenues | 2,944 | 3,415 | 7,347 | 7,475
Subsidiaries |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total revenues | 2,744 | 2,906 | 6,697 | 6,423
Other revenues |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total revenues | 171 | 34 | 351 | 134
Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total revenues | 2,944 | 3,415 | 7,347 | 7,475
Operating Segments | Clean Energy Businesses |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues from contracts with customers | 0 | 232 | 82 | 390
Total revenues | 0 | 272 | 129 | 532
Operating Segments | Clean Energy Businesses | Other revenues |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total revenues | 0 | 40 | 47 | 142
Operating Segments | Clean Energy Businesses | Renewables |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues from contracts with customers | 0 | 199 | 68 | 327
Total revenues | 0 | 199 | 68 | 327
Operating Segments | Clean Energy Businesses | Renewables | Other revenues |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total revenues | 0 | 0 | 0 | 0
Operating Segments | Clean Energy Businesses | Energy services |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues from contracts with customers | 0 | 25 | 7 | 44
Total revenues | 0 | 25 | 7 | 44
Operating Segments | Clean Energy Businesses | Energy services | Other revenues |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total revenues | 0 | 0 | 0 | 0
Operating Segments | Clean Energy Businesses | Develop/Transfer Projects |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues from contracts with customers | 0 | 8 | 7 | 19
Total revenues | 0 | 8 | 7 | 19
Operating Segments | Clean Energy Businesses | Develop/Transfer Projects | Other revenues |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total revenues | 0 | 0 | 0 | 0
Operating Segments | Clean Energy Businesses | Other |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues from contracts with customers | 0 | 0 | 0 | 0
Total revenues | 0 | 40 | 47 | 142
Operating Segments | Clean Energy Businesses | Other | Other revenues |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total revenues | 0 | 40 | 47 | 142
Operating Segments | Con Edison Transmission |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues from contracts with customers | 1 | 1 | 2 | 2
Total revenues | 1 | 1 | 2 | 2
Operating Segments | Con Edison Transmission | Other revenues |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total revenues | 0 | 0 | 0 | 0
Operating Segments | CECONY | Subsidiaries |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues from contracts with customers | 2,577 | 2,908 | 6,401 | 6,422
Total revenues | 2,744 | 2,906 | 6,697 | 6,423
Operating Segments | CECONY | Other revenues | Subsidiaries |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total revenues | 167 | (2) | 296 | 1
Operating Segments | CECONY | Electric | Subsidiaries |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues from contracts with customers | 1,991 | 2,255 | 4,254 | 4,360
Total revenues | 2,144 | 2,240 | 4,500 | 4,324
Operating Segments | CECONY | Electric | Other revenues | Subsidiaries |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total revenues | 153 | (15) | 246 | (36)
Operating Segments | CECONY | Gas | Subsidiaries |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues from contracts with customers | 521 | 571 | 1,779 | 1,681
Total revenues | 531 | 582 | 1,822 | 1,713
Operating Segments | CECONY | Gas | Other revenues | Subsidiaries |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total revenues | 10 | 11 | 43 | 32
Operating Segments | CECONY | Steam | Subsidiaries |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues from contracts with customers | 65 | 82 | 368 | 381
Total revenues | 69 | 84 | 375 | 386
Operating Segments | CECONY | Steam | Other revenues | Subsidiaries |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total revenues | 4 | 2 | 7 | 5
Operating Segments | O&R | Subsidiaries |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues from contracts with customers | 195 | 240 | 511 | 527
Total revenues | 200 | 238 | 521 | 522
Operating Segments | O&R | Other revenues | Subsidiaries |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total revenues | 5 | (2) | 10 | (5)
Operating Segments | O&R | Electric | Subsidiaries |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues from contracts with customers | 154 | 175 | 332 | 339
Total revenues | 159 | 177 | 341 | 342
Operating Segments | O&R | Electric | Other revenues | Subsidiaries |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total revenues | 5 | 2 | 9 | 3
Operating Segments | O&R | Gas | Subsidiaries |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues from contracts with customers | 41 | 65 | 179 | 188
Total revenues | 41 | 61 | 180 | 180
Operating Segments | O&R | Gas | Other revenues | Subsidiaries |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total revenues | 0 | (4) | 1 | (8)
Other |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues from contracts with customers | 0 | 0 | 0 | 0
Total revenues | (1) | (2) | (2) | (4)
Other | Other revenues |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total revenues | $ (1) | $ (2) | $ (2) | $ (4)

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