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v3.23.1

Revenue Recognition - Disaggregation of Revenue (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2023 | Mar. 31, 2022
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | $ 4,222 | $ 3,953
Total revenues | 4,403 | 4,060
Subsidiaries |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 3,953 | 3,517
Other revenues |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 181 | 107
Operating Segments |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 4,403 | 4,060
Operating Segments | Clean Energy Businesses |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 82 | 159
Total revenues | 129 | 260
Operating Segments | Clean Energy Businesses | Other revenues |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 47 | 101
Operating Segments | Clean Energy Businesses | Renewables |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 68 | 129
Total revenues | 68 | 129
Operating Segments | Clean Energy Businesses | Renewables | Other revenues |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 0 | 0
Operating Segments | Clean Energy Businesses | Energy services |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 7 | 19
Total revenues | 7 | 19
Operating Segments | Clean Energy Businesses | Energy services | Other revenues |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 0 | 0
Operating Segments | Clean Energy Businesses | Develop/Transfer Projects |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 7 | 11
Total revenues | 7 | 11
Operating Segments | Clean Energy Businesses | Develop/Transfer Projects | Other revenues |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 0 | 0
Operating Segments | Clean Energy Businesses | Other |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 0 | 0
Total revenues | 47 | 101
Operating Segments | Clean Energy Businesses | Other | Other revenues |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 47 | 101
Operating Segments | Con Edison Transmission |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 1 | 1
Total revenues | 1 | 1
Operating Segments | Con Edison Transmission | Other revenues |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 0 | 0
Operating Segments | CECONY | Subsidiaries |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 3,823 | 3,510
Total revenues | 3,953 | 3,517
Operating Segments | CECONY | Other revenues | Subsidiaries |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 130 | 7
Operating Segments | CECONY | Electric | Subsidiaries |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 2,263 | 2,107
Total revenues | 2,356 | 2,084
Operating Segments | CECONY | Electric | Other revenues | Subsidiaries |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 93 | (23)
Operating Segments | CECONY | Gas | Subsidiaries |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 1,257 | 1,104
Total revenues | 1,291 | 1,131
Operating Segments | CECONY | Gas | Other revenues | Subsidiaries |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 34 | 27
Operating Segments | CECONY | Steam | Subsidiaries |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 303 | 299
Total revenues | 306 | 302
Operating Segments | CECONY | Steam | Other revenues | Subsidiaries |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 3 | 3
Operating Segments | O&R | Subsidiaries |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 316 | 283
Total revenues | 321 | 285
Operating Segments | O&R | Other revenues | Subsidiaries |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 5 | 2
Operating Segments | O&R | Electric | Subsidiaries |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 178 | 163
Total revenues | 182 | 166
Operating Segments | O&R | Electric | Other revenues | Subsidiaries |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 4 | 3
Operating Segments | O&R | Gas | Subsidiaries |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 138 | 120
Total revenues | 139 | 119
Operating Segments | O&R | Gas | Other revenues | Subsidiaries |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | 1 | (1)
Other |  |
Disaggregation of Revenue [Line Items] |  |
Revenues from contracts with customers | 0 | 0
Total revenues | (1) | (3)
Other | Other revenues |  |
Disaggregation of Revenue [Line Items] |  |
Total revenues | $ (1) | $ (3)

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