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Financial Information by Business Segment
9 Months Ended
Sep. 30, 2020
Segment Reporting [Abstract]  
Financial Information by Business Segment Financial Information by Business Segment
Con Edison’s principal business segments are CECONY’s regulated utility activities, O&R’s regulated utility activities, the Clean Energy Businesses and Con Edison Transmission. CECONY’s principal business segments are its regulated electric, gas and steam utility activities. The financial data for the business segments for the three and nine months ended September 30, 2020 and 2019 were as follows:
 
For the Three Months Ended September 30,
Operating
revenues
Inter-segment
revenues
Depreciation and
amortization
Operating
income/(loss)
(Millions of Dollars)20202019202020192020201920202019
CECONY
Electric$2,562$2,544$4$4$305$266$813$803
Gas259275227458(34)(24)
Steam515818182222(57)(56)
Consolidation adjustments— — (24)(24)— — — — 
Total CECONY$2,872$2,877$— $— $401$346$722$723
O&R
Electric$208$210$— $— $17$16$58$56
Gas3031— — 66(9)(10)
Total O&R$238$241$— $— $23$22$49$46
Clean Energy Businesses $222$247$— $— $58$53$92$100
Con Edison Transmission11— — — — (2)(1)
Other (a)— (1)— — — — (1)(1)
Total Con Edison$3,333$3,365$— $— $482$421$860$867
(a) Parent company and consolidation adjustments. Other does not represent a business segment.
For the Nine Months Ended September 30,
Operating
revenues
Inter-segment
revenues
Depreciation and
amortization
Operating
income/(loss)
(Millions of Dollars)20202019202020192020201920202019
CECONY
Electric$6,178$6,174$13$13$904$785$1,413$1,374
Gas1,5091,60556216168440414
Steam38546956526767137
Consolidation adjustments— — (74)(71)— — — — 
Total CECONY$8,072$8,248$— $— $1,187$1,020$1,854$1,825
O&R
Electric$483$493$— $— $48$46$86$88
Gas164185— — 19172825
Total O&R$647$678$— $— $67$63$114$113
Clean Energy Businesses $566$696$— $— $173$169$188$183
Con Edison Transmission33— — (6)(5)
Other (a)(2)(2)— — — — (3)(5)
Total Con Edison$9,286$9,623$— $— $1,428$1,253$2,147$2,111
(a) Parent company and consolidation adjustments. Other does not represent a business segment.