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v3.20.4

Financial Information by Business Segment (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Segment Reporting Information [Line Items] |  |  |  |
Revenues | $ 12,246 | $ 12,574 | $ 12,337 | $ 12,033
Depreciation and amortization | 1,920 | 1,684 | 1,438 |
Operating income | 2,654 | 2,676 | 2,664 |
Other Income (deductions) | (401) | 51 | (62) |
Interest charges | 1,019 | 991 | 819 |
Income taxes on operating income | 193 | 300 | 406 |
Total assets | 62,895 | 58,079 | 53,920 |
Capital expenditures | 4,085 | 3,676 | 5,249 |
Income tax expense (benefit) on non-operating income | (103) | (4) | (5) |
Parent Company |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total assets | 21,499 | 20,638 |  |
CECONY |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 10,647 | 10,821 | 10,680 |
Depreciation and amortization | 1,598 | 1,373 | 1,276 |
Operating income | 2,310 | 2,348 | 2,354 |
Other Income (deductions) | (171) | (35) | (143) |
Total assets | 50,967 | 46,557 |  |
Income tax expense (benefit) on non-operating income | (3) | (7) | (2) |
Operating segment | Clean Energy Businesses |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 736 | 857 | 763 |
Depreciation and amortization | 231 | 226 | 85 |
Operating income | 215 | 202 | 194 |
Other Income (deductions) | 4 | 5 | 33 |
Interest charges | 196 | 186 | 63 |
Income taxes on operating income | (43) | (58) | 19 |
Total assets | 6,848 | 6,528 | 5,821 |
Capital expenditures | 616 | 248 | 1,791 |
Operating segment | Con Edison Transmission |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 4 | 4 | 4 |
Depreciation and amortization | 1 | 1 | 1 |
Operating income | (8) | (6) | (7) |
Other Income (deductions) | (215) | 104 | 91 |
Interest charges | 18 | 25 | 20 |
Income taxes on operating income | 0 | 1 | (1) |
Total assets | 1,348 | 1,618 | 1,425 |
Capital expenditures | 3 | 205 | 248 |
Operating segment | CECONY |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 10,647 | 10,821 | 10,680 |
Depreciation and amortization | 1,598 | 1,373 | 1,276 |
Operating income | 2,310 | 2,348 | 2,354 |
Other Income (deductions) | (171) | (35) | (143) |
Interest charges | 739 | 728 | 689 |
Income taxes on operating income | 218 | 342 | 328 |
Total assets | 50,967 | 46,557 | 43,108 |
Capital expenditures | 3,246 | 3,020 | 3,005 |
Operating segment | CECONY | Electric |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 8,103 | 8,062 | 7,971 |
Depreciation and amortization | 1,214 | 1,053 | 984 |
Operating income | 1,731 | 1,758 | 1,799 |
Other Income (deductions) | (134) | (28) | (110) |
Interest charges | 535 | 539 | 519 |
Income taxes on operating income | 130 | 239 | 233 |
Total assets | 35,673 | 32,988 | 31,012 |
Capital expenditures | 2,080 | 1,851 | 1,861 |
Operating segment | CECONY | Gas |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 2,036 | 2,132 | 2,078 |
Depreciation and amortization | 294 | 231 | 205 |
Operating income | 574 | 528 | 478 |
Other Income (deductions) | (25) | (4) | (23) |
Interest charges | 164 | 147 | 131 |
Income taxes on operating income | 102 | 99 | 87 |
Total assets | 12,678 | 11,090 | 9,710 |
Capital expenditures | 1,044 | 1,078 | 1,050 |
Operating segment | CECONY | Steam |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 508 | 627 | 631 |
Depreciation and amortization | 90 | 89 | 87 |
Operating income | 5 | 62 | 77 |
Other Income (deductions) | (12) | (3) | (10) |
Interest charges | 40 | 42 | 39 |
Income taxes on operating income | (14) | 4 | 8 |
Total assets | 2,616 | 2,479 | 2,386 |
Capital expenditures | 122 | 91 | 94 |
Operating segment | O&R |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 862 | 893 | 891 |
Depreciation and amortization | 90 | 84 | 77 |
Operating income | 147 | 139 | 132 |
Other Income (deductions) | (14) | (11) | (19) |
Interest charges | 41 | 41 | 39 |
Income taxes on operating income | 21 | 21 | 21 |
Total assets | 3,247 | 3,006 | 2,892 |
Capital expenditures | 220 | 203 | 205 |
Operating segment | O&R | Electric |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 629 | 634 | 642 |
Depreciation and amortization | 65 | 60 | 56 |
Operating income | 99 | 98 | 93 |
Other Income (deductions) | (10) | (7) | (14) |
Interest charges | 26 | 27 | 25 |
Income taxes on operating income | 13 | 15 | 14 |
Total assets | 2,097 | 2,130 | 2,036 |
Capital expenditures | 159 | 142 | 138 |
Operating segment | O&R | Gas |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 233 | 259 | 249 |
Depreciation and amortization | 25 | 24 | 21 |
Operating income | 48 | 41 | 39 |
Other Income (deductions) | (4) | (4) | (5) |
Interest charges | 15 | 14 | 14 |
Income taxes on operating income | 8 | 6 | 7 |
Total assets | 1,150 | 876 | 856 |
Capital expenditures | 61 | 61 | 67 |
Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | (3) | (1) | (1) |
Depreciation and amortization | 0 | 0 | (1) |
Operating income | (10) | (7) | (9) |
Other Income (deductions) | (5) | (12) | (24) |
Interest charges | 25 | 11 | 8 |
Income taxes on operating income | (3) | (6) | 39 |
Total assets | 485 | 370 | 674 |
Capital expenditures | 0 | 0 | 0 |
Other | O&R |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 0 | 0 | 0 |
Depreciation and amortization | 0 | 0 | 0 |
Operating income | 0 | 0 | 0 |
Other Income (deductions) | 0 | 0 | 0 |
Interest charges | 0 | 0 | 0 |
Income taxes on operating income | 0 | 0 | 0 |
Total assets | 0 | 0 | 0 |
Capital expenditures | 0 | 0 | 0 |
Inter-segment |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 0 | 0 | 0 |
Inter-segment | Clean Energy Businesses |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 0 | 0 | 0 |
Inter-segment | CECONY |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | (99) | (94) | (98) |
Inter-segment | CECONY | Electric |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 18 | 17 | 16 |
Inter-segment | CECONY | Gas |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 7 | 7 | 7 |
Inter-segment | CECONY | Steam |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | $ 74 | $ 70 | $ 75 |

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