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Financial Information by Business Segment
9 Months Ended
Sep. 30, 2021
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, 2021 and 2020 were as follows:
 
For the Three Months Ended September 30,
Operating
revenues
Inter-segment
revenues
Depreciation and
amortization
Operating
income/(loss)
(Millions of Dollars)20212020202120202021202020212020
CECONY
Electric$2,730$2,562$5$4$324$305$834$813
Gas307259228274(48)(34)
Steam555118182322(58)(57)
Consolidation adjustments— — (25)(24)— — — — 
Total CECONY$3,092$2,872$— $— $429$401$728$722
O&R
Electric$223$208$— $— $18$17$55$58
Gas3430— — 66(8)(9)
Total O&R$257$238$— $— $24$23$47$49
Clean Energy Businesses $264$222$— $— $58$58$79$92
Con Edison Transmission11— — — — (2)(2)
Other (a)(1)— — — — (2)(1)
Total Con Edison$3,613$3,333$— $— $512$482$850$860
(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)20212020202120202021202020212020
CECONY
Electric$6,661$6,178$14$13$959$904$1,337$1,413
Gas1,7301,50965239216490440
Steam3933855556696791
Consolidation adjustments— — (75)(74)— — — — 
Total CECONY$8,784$8,072$— $— $1,267$1,187$1,836$1,854
O&R
Electric$522$483$— $— $52$48$78$86
Gas177164— — 19193028
Total O&R$699$647$— $— $71$67$108$114
Clean Energy Businesses$779$566$— $— $172$173$196$188
Con Edison Transmission33— — 11(7)(6)
Other (a)(4)(2)— — — — (4)(3)
Total Con Edison$10,261$9,286$— $— $1,511$1,428$2,129$2,147
(a) Parent company and consolidation adjustments. Other does not represent a business segment.