Other Material Contingencies (Tables)

3 Months Ended

Mar. 31, 2017

Commitments and Contingencies Disclosure [Abstract]

Summary of Total Guarantees

A summary, by type and term, of Con Edison’s total guarantees at March 31, 2017 is as follows:

Guarantee Type	0 – 3 years	4 – 10 years	> 10 years		Total
	(Millions of Dollars)
Con Edison Transmission	$460	$587		$—	$1,047
Energy transactions	512	35	185		732
Renewable electric production projects	267	—	19		286
Other	128	—	—		128
Total	$1,367	$622	$204		$2,193