EARNINGS PER SHARE (Tables)

9 Months Ended

Sep. 30, 2017

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted

The following table sets forth the components of basic and diluted EPS:

Eversource (Millions of Dollars, except share information)	For the Three Months Ended				For the Nine Months Ended
	September 30, 2017		September 30, 2016		September 30, 2017		September 30, 2016
Net Income Attributable to Common Shareholders	$	260.4	$	265.3	$	750.6	$	713.1
Weighted Average Common Shares Outstanding:
Basic	317,393,029		317,787,836		317,415,848		317,696,823
Dilutive Effect	556,367		789,243		591,194		814,786
Diluted	317,949,396		318,577,079		318,007,042		318,511,609
Basic and Diluted EPS	$	0.82	$	0.83	$	2.36	$	2.24