Provision for Uncollectible Accounts (Tables)

3 Months Ended

Sep. 30, 2015

Notes To Consolidated Financial Statements [Abstract]

Schedule Of Accounts Notes Loans And Financing Receivable Text Block

	Total Provision for Uncollectible Accounts				Uncollectible Hardship
(Millions of Dollars)	As of September 30, 2015		As of December 31, 2014		As of September 30, 2015		As of December 31, 2014
Eversource	$	185.8	$	175.3	$	86.6	$	91.5
CL&P		79.5		84.3		64.9		74.0
NSTAR Electric		46.4		40.7		-		-
PSNH		9.4		7.7		-		-
WMECO		13.2		9.9		7.7		6.2