Capitalization (Tables)

9 Months Ended

Sep. 30, 2016

Debt Disclosure [Abstract]

Carrying Amounts and Fair Values of Long-Term Debt

The carrying amounts and fair values of long-term debt at September 30, 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	$14,093	$16,325	$12,745	$13,856
CECONY	$11,584	$13,564	$11,437	$12,427