Financial Information By Business Segment (Tables)

3 Months Ended

Mar. 31, 2012

Financial Information By Business Segment [Abstract]

Financial Data For The Business Segments

	For the Three Months Ended March 31,
	Operating revenues						Inter-segment revenues						Depreciation and amortization				Operating income
(Millions of Dollars)	2012			2011			2012			2011			2012		2011		2012			2011
CECONY
Electric	$	1,735		$	1,721		$	3		$	3		$	173	$	161	$	224		$	217
Gas		563			663			1			1			29		27		221			204
Steam		263			325			19			20			16		16		99			125
Consolidation adjustments		—			—			(23	)		(24	)		—		—		—			—
Total CECONY	$	2,561		$	2,709		$	—		$	—		$	218	$	204	$	544		$	546
O&R
Electric	$	128		$	149		$	—		$	—		$	9	$	9	$	8		$	10
Gas		82			92			—			—			4		3		30			28
Total O&R	$	210		$	241		$	—		$	—		$	13	$	12	$	38		$	38
Competitive energy businesses	$	310		$	408		$	2		$	3		$	2	$	2	$	(20	)	$	44
Other*		(3	)		(9	)		(2	)		(3	)		—		—		(1	)		(2	)
Total Con Edison	$	3,078		$	3,349		$	—		$	—		$	233	$	218	$	561		$	626

* Parent company expenses, primarily interest, and consolidation adjustments. Other does not represent a business segment.