Other Taxes (Tables)

12 Months Ended

Dec. 31, 2015

Notes To Consolidated Financial Statements [Abstract]

State Of Connecticut Gross Earnings Taxes [Table Text Block]

	For the Years Ended December 31,
(Millions of Dollars)	2015		2014		2013
Eversource	$	147.2	$	148.2	$	144.1
CL&P		128.5		127.9		128.2