Financial Information by Business Segment (Tables)

9 Months Ended

Sep. 30, 2016

Segment Reporting [Abstract]

Financial Data for Business Segments

The financial data for the business segments are as follows:

	As of and for the Three Months Ended September 30,
	Operating revenues		Inter-segment revenues				Depreciation and amortization		Operating income		Other income (deductions)		Interest charges		Income taxes on operating income		Total assets		Construction expenditures
(Millions of Dollars)	2016	2015	2016		2015		2016	2015	2016	2015	2016	2015	2016	2015	2016	2015	2016	2015	2016	2015
CECONY
Electric	$2,557	$2,558	$5		$4		$217	$207	$841	$811	$2	$(2)	$117	$111	$275	$260	$30,580	$30,369	$411	$419
Gas	208	213	1		1		41	35	(28)	(17)	—	(1)	27	24	(24)	(17)	7,300	6,687	224	178
Steam	63	58	22		22		20	20	(47)	(49)	—	—	10	10	(17)	(18)	2,556	2,614	24	27
Consolidation adjustments	—	—	(28)		(27)		—	—	—	—	—	—	—	—	—	—	—	—	—	—
Total CECONY	$2,828	$2,829		$—		$—	$278	$262	$766	$745	$2	$(3)	$154	$145	$234	$225	$40,436	$39,670	$659	$624
O&R
Electric	$213	$205		$—		$—	$12	$13	$55	$51	$1	$(4)	$6	$6	$20	$17	$1,985	$1,959	$24	$26
Gas	27	24	—		—		5	4	(7)	(9)	—	(1)	3	3	(4)	(5)	799	754	14	12
Total O&R	$240	$229		$—		$—	$17	$17	$48	$42	$1	$(5)	$9	$9	$16	$12	$2,784	$2,713	$38	$38
Competitive energy businesses	$350	$386	$(2)		$(2)		$11	$6	$125	$43	$27	$17	$7	$2	$67	$21	$2,394	$1,547	$121	$212
Con Edison Transmission	—	—	—		—		—	—	(1)	—	20	—	3	—	—	—	1,072	2	—	—
Other (a)	(1)	(1)	2		2		(1)	—	2	—	(1)	—	5	6	4	2	630	1,039	—	—
Total Con Edison	$3,417	$3,443		$—		$—	$305	$285	$940	$830	$49	$9	$178	$162	$321	$260	$47,316	$44,971	$818	$874

(a) Parent company and consolidation adjustments. Other does not represent a business segment.

	As of and for the Nine Months Ended September 30,
	Operating revenues		Inter-segment revenues				Depreciation and amortization		Operating income		Other income (deductions)		Interest charges		Income taxes on operating income		Total assets		Construction expenditures
(Millions of Dollars)	2016	2015	2016		2015		2016	2015	2016	2015	2016	2015	2016	2015	2016	2015	2016	2015	2016	2015
CECONY
Electric	$6,222	$6,416	$13		$13		$645	$610	$1,487	$1,511	$3	$(3)	$342	$333	$412	$401	$30,580	$30,369	$1,133	$1,165
Gas	1,113	1,177	4		4		118	105	273	278	(1)	(1)	79	71	73	82	7,300	6,687	589	466
Steam	406	529	65		65		62	58	39	100	—	—	30	31	18	42	2,556	2,614	74	65
Consolidation adjustments	—	—	(82)		(82)		—	—	—	—	—	—	—	—	—	—	—	—	—	—
Total CECONY	$7,741	$8,122		$—		$—	$825	$773	$1,799	$1,889	$2	$(4)	$451	$435	$503	$525	$40,436	$39,670	$1,796	$1,696
O&R
Electric	$497	$523		$—		$—	$37	$38	$86	$85	$1	$(2)	$19	$18	$27	$26	$1,985	$1,959	$70	$72
Gas	133	117	—		—		13	13	28	—	—	(2)	9	9	8	(4)	799	754	36	29
Total O&R	$630	$640		$—		$—	$50	$51	$114	$85	$1	$(4)	$28	$27	$35	$22	$2,784	$2,713	$106	$101
Competitive energy businesses	$998	$1,087	$7		$(5)		$30	$16	$184	$53	$36	$33	$23	$5	$76	$24	$2,394	$1,547	$677	$676
Con Edison Transmission	—	—	—		—		—	—	(1)	—	23	—	4	—	—	—	1,072	2	—	—
Other (a)	(1)	(2)	(7)		5		—	—	1	1	(1)	(2)	11	19	6	3	630	1,039	—	—
Total Con Edison	$9,368	$9,847		$—		$—	$905	$840	$2,097	$2,028	$61	$23	$517	$486	$620	$574	$47,316	$44,971	$2,579	$2,473

(a) Parent company and consolidation adjustments. Other does not represent a business segment.