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Financial Information by Business Segment
6 Months Ended
Jun. 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 six months ended June 30, 2021 and 2020 were as follows:
 
For the Three Months Ended June 30,
Operating
revenues
Inter-segment
revenues
Depreciation and
amortization
Operating
income/(loss)
(Millions of Dollars)20212020202120202021202020212020
CECONY
Electric$1,963$1,845$5$4$320$301$255$318
Gas44941622807299105
Steam748418192323(33)(34)
Consolidation adjustments— — (25)(25)— — — — 
Total CECONY$2,486$2,345$— $— $423$396$321$389
O&R
Electric$153$138$— $— $17$16$14$13
Gas4137— — 77(3)(3)
Total O&R$194$175$— $— $24$23$11$10
Clean Energy Businesses $291$198$— $— $55$57$89$82
Con Edison Transmission11— — — — (1)(1)
Other (a)(1)— — — — — (2)(1)
Total Con Edison$2,971$2,719$— $— $502$476$418$479
(a) Parent company and consolidation adjustments. Other does not represent a business segment.
For the Six Months Ended June 30,
Operating
revenues
Inter-segment
revenues
Depreciation and
amortization
Operating
income/(loss)
(Millions of Dollars)20212020202120202021202020212020
CECONY
Electric$3,931$3,616$9$9$635$598$501$600
Gas1,4231,25043157143538474
Steam338334373846456958
Consolidation adjustments— — (50)(50)— — — — 
Total CECONY$5,692$5,200$— $— $838$786$1,108$1,132
O&R
Electric$299$274$— $— $34$32$22$27
Gas143134— — 13133938
Total O&R$442$408$— $— $47$45$61$65
Clean Energy Businesses$515$344$— $— $114$115$117$96
Con Edison Transmission22— — — (4)(3)
Other (a)(3)(1)— — — — (3)(3)
Total Con Edison$6,648$5,953$— $— $1,000$946$1,279$1,287
(a) Parent company and consolidation adjustments. Other does not represent a business segment.