Financial Information by Business Segment (Tables)

6 Months Ended

Jun. 30, 2018

Segment Reporting [Abstract]

Financial Data for Business Segments

The financial data for the business segments for the three and six months ended June 30, 2018 and 2017 were as follows:

	For the Three Months Ended June 30,
	Operating revenues		Inter-segment revenues				Depreciation and amortization		Operating income/(loss)
(Millions of Dollars)	2018	2017	2018		2017		2018	2017	2018	2017
CECONY
Electric	$1,807	$1,817	$4		$4		$243	$229	$318	$358
Gas	435	388	2		2		51	45	82	89
Steam	96	88	18		18		22	22	(18)	(24)
Consolidation adjustments	—	—	(24)		(24)		—	—	—	—
Total CECONY	$2,338	$2,293		$—		$—	$316	$296	$382	$423
O&R
Electric	$144	$148		$—		$—	$14	$13	$18	$18
Gas	54	47	—		—		5	4	5	6
Total O&R	$198	$195		$—		$—	$19	$17	$23	$24
Clean Energy Businesses	$158	$146		$—		$—	$19	$18	$24	$18
Con Edison Transmission	1	—	—		—		—	—	(1)	(2)
Other (a)	1	(1)	—		—		—	1	(2)	1
Total Con Edison	$2,696	$2,633		$—		$—	$354	$332	$426	$464

	For the Six Months Ended June 30,
	Operating revenues		Inter-segment revenues				Depreciation and amortization		Operating income/(loss)
(Millions of Dollars)	2018	2017	2018		2017		2018	2017	2018	2017
CECONY
Electric	$3,536	$3,610	$8		$8		$483	$458	$571	$678
Gas	1,276	1,153	4		3		100	90	404	385
Steam	410	386	37		37		43	43	112	100
Consolidation adjustments	—	—	(49)		(48)		—	—	—	—
Total CECONY	$5,222	$5,149		$—		$—	$626	$591	$1,087	$1,163
O&R
Electric	$293	$289		$—		$—	$28	$25	$26	$35
Gas	152	144	—		—		10	10	42	46
Total O&R	$445	$433		$—		$—	$38	$35	$68	$81
Clean Energy Businesses	391	283	—		—		38	36	33	34
Con Edison Transmission	2	—	—		—		—	—	(3)	(5)
Other (a)	—	(4)	—		—		—	—	(5)	2
Total Con Edison	$6,060	$5,861		$—		$—	$702	$662	$1,180	$1,275

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