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v3.23.2

Financial Information by Business Segment (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022
Segment Reporting Information [Line Items] |  |  |  |
Total revenues | $ 2,944 | $ 3,415 | $ 7,347 | $ 7,475
Depreciation and amortization | 496 | 539 | 994 | 1,068
Operating income/(loss) | 284 | 387 | 2,022 | 1,185
Subsidiaries |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenues | 2,744 | 2,906 | 6,697 | 6,423
Depreciation and amortization | 470 | 455 | 943 | 900
Operating income/(loss) | 262 | 280 | 1,071 | 991
Clean Energy Businesses |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Depreciation and amortization | 0 | 59 | 0 | 119
Operating income/(loss) | 0 | 97 | 37 | 143
Con Edison Transmission |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Depreciation and amortization | 0 | 0 | 0 | 0
Operating income/(loss) | (2) | (2) | (4) | (5)
CECONY | Subsidiaries |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Depreciation and amortization | 470 | 455 | 943 | 900
Operating income/(loss) | 262 | 280 | 1,071 | 991
CECONY | Electric | Subsidiaries |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Depreciation and amortization | 339 | 338 | 683 | 670
Operating income/(loss) | 232 | 220 | 424 | 390
CECONY | Gas | Subsidiaries |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Depreciation and amortization | 106 | 93 | 211 | 183
Operating income/(loss) | 83 | 100 | 642 | 550
CECONY | Steam | Subsidiaries |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Depreciation and amortization | 25 | 24 | 49 | 47
Operating income/(loss) | (53) | (40) | 5 | 51
O&R | Subsidiaries |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Depreciation and amortization | 26 | 25 | 51 | 48
Operating income/(loss) | 11 | 14 | 52 | 59
O&R | Electric | Subsidiaries |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Depreciation and amortization | 18 | 18 | 36 | 35
Operating income/(loss) | 13 | 16 | 14 | 23
O&R | Gas | Subsidiaries |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Depreciation and amortization | 8 | 7 | 15 | 13
Operating income/(loss) | (2) | (2) | 38 | 36
Operating segment |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenues | 2,944 | 3,415 | 7,347 | 7,475
Operating segment | Clean Energy Businesses |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenues | 0 | 272 | 129 | 532
Operating segment | Con Edison Transmission |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenues | 1 | 1 | 2 | 2
Operating segment | CECONY | Subsidiaries |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenues | 2,744 | 2,906 | 6,697 | 6,423
Operating segment | CECONY | Electric | Subsidiaries |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenues | 2,144 | 2,240 | 4,500 | 4,324
Operating segment | CECONY | Gas | Subsidiaries |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenues | 531 | 582 | 1,822 | 1,713
Operating segment | CECONY | Steam | Subsidiaries |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenues | 69 | 84 | 375 | 386
Operating segment | O&R | Subsidiaries |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenues | 200 | 238 | 521 | 522
Operating segment | O&R | Electric | Subsidiaries |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenues | 159 | 177 | 341 | 342
Operating segment | O&R | Gas | Subsidiaries |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenues | 41 | 61 | 180 | 180
Inter-segment | CECONY | Subsidiaries |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenues | (25) | (25) | (50) | (50)
Inter-segment | CECONY | Electric | Subsidiaries |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenues | 5 | 5 | 9 | 9
Inter-segment | CECONY | Gas | Subsidiaries |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenues | 2 | 2 | 4 | 4
Inter-segment | CECONY | Steam | Subsidiaries |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenues | 18 | 18 | 37 | 37
Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenues | (1) | (2) | (2) | (4)
Depreciation and amortization | 0 | 0 | 0 | 1
Operating income/(loss) | $ 13 | $ (2) | $ 866 | $ (3)

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