NSTAR ELECTRIC COMPANY AND SUBSIDIARY CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Other Comprehensive (Loss)/Income, Net of Tax:
Comprehensive Income Attributable to Common Shareholders	$ 334,294	$ 19,510	$ 861,346	$ 513,899
NSTAR Electric Company
Net Income	157,603	134,743	317,580	268,556
Other Comprehensive (Loss)/Income, Net of Tax:
Changes in Funded Status of SERP Benefit Plan	(23)	(32)	(44)	(65)
Qualified Cash Flow Hedging Instruments	5	5	10	10
Changes in Unrealized Gains on Marketable Securities	0	0	0	12
Other Comprehensive (Loss)/Income, Net of Tax	(18)	(27)	(34)	(43)
Comprehensive Income Attributable to Common Shareholders	$ 157,585	$ 134,716	$ 317,546	$ 268,513