EARNINGS PER SHARE (Tables)

9 Months Ended

Sep. 30, 2020

Earnings Per Share [Abstract]

Components of Basic and Diluted EPS

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, 2020		September 30, 2019		September 30, 2020		September 30, 2019
Net Income Attributable to Common Shareholders	$	346.3	$	318.9	$	933.2	$	659.0
Weighted Average Common Shares Outstanding:
Basic	343,076,614		324,037,169		337,375,172		320,442,253
Dilutive Effect of:
Share-Based Compensation Awards and Other	696,988		737,972		686,403		691,636
Equity Forward Sale Agreement	—		1,233,201		362,525		437,037
Total Dilutive Effect	696,988		1,971,173		1,048,928		1,128,673
Diluted	343,773,602		326,008,342		338,424,100		321,570,926
Basic EPS	$	1.01	$	0.98	$	2.77	$	2.06
Diluted EPS	$	1.01	$	0.98	$	2.76	$	2.05