EARNINGS PER SHARE (Tables)

12 Months Ended

Dec. 31, 2022

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 Years Ended December 31,
	2022		2021		2020
Net Income Attributable to Common Shareholders	$	1,404.9	$	1,220.5	$	1,205.2
Weighted Average Common Shares Outstanding:
Basic	346,783,444		343,972,926		338,836,147
Dilutive Effect of:
Share-Based Compensation Awards and Other	463,324		658,130		738,994
Equity Forward Sale Agreement	—		—		271,921
Total Dilutive Effect	463,324		658,130		1,010,915
Diluted	347,246,768		344,631,056		339,847,062
Basic EPS	$	4.05	$	3.55	$	3.56
Diluted EPS	$	4.05	$	3.54	$	3.55