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Financial Information by Business Segment (Tables) | 3 Months Ended
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Mar. 31, 2024
Segment Reporting [Abstract] |
Financial Data for Business Segments | The financial data for the business segments for the three months ended March 31, 2024 and 2023 were as follows:
| For the Three Months Ended March 31,
| Operating revenues | Inter-segment revenues | Depreciation and amortization | Operating income/(loss)
(Millions of Dollars) | 2024 | 2023 | 2024 | 2023 | 2024 | 2023 | 2024 | 2023
CECONY |  |  |  |  |  |  |  |
Electric | $2,441 | $2,356 | $4 | $5 | $370 | $343 | $240 | $194
Gas | 1,243 | 1,291 | 2 | 2 | 114 | 105 | 615 | 559
Steam | 287 | 306 | 19 | 18 | 26 | 25 | 134 | 56
Consolidation adjustments | — | — | (25) | (25) | — | — | — | — |
Total CECONY | $3,971 | $3,953 | $— | $— | $510 | $473 | $989 | $809
O&R |  |  |  |  |  |  |  |
Electric | $195 | $182 | $— | $— | $20 | $18 | $14 | $1
Gas | 113 | 139 | — | — | 9 | 7 | 42 | 40
Total O&R | $308 | $321 | $— | $— | $29 | $25 | $56 | $41
Clean Energy Businesses (a) | — | 129 | — | — | — | — | — | 36
Con Edison Transmission | 1 | 1 | — | — | — | — | (3) | (2)
Other (b) | — | (1) |  | — | — | — | 1 | (31) | 855
Total Con Edison | $4,280 | $4,403 | $— | $— | $539 | $499 | $1,011 | $1,739
(a) On March 1, 2023, Con Edison completed the sale of all of the stock of the Clean Energy Businesses. As a result of this sale, the Clean Energy Businesses are no longer a principal segment. See Note Q and Note R. (b) Other includes the parent company, Con Edison’s tax equity investments, the deferred project held for sale and consolidation adjustments.

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- Definition Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482573/350-20-50-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 25 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-25 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-22 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-30 + Details
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