Capitalization (Tables)

3 Months Ended

Mar. 31, 2016

Debt Disclosure [Abstract]

Carrying Amounts and Fair Values of Long-Term Debt

The carrying amounts and fair values of long-term debt at March 31, 2016 and December 31, 2015 were:

(Millions of Dollars)	2016		2015
Long-Term Debt (including current portion)	Carrying Amount	Fair Value	Carrying Amount	Fair Value
Con Edison	$12,961	$14,710	$12,745	$13,856
CECONY	$11,438	$12,995	$11,437	$12,427