NSTAR ELECTRIC COMPANY AND SUBSIDIARY CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023
Adjustments to Reconcile Net Income to Net Cash Flows Provided by/(Used In) Operating Activities:
Depreciation	$ 1,060,650	$ 962,477
Deferred Income Taxes	343,004	78,276
Uncollectible Expense	55,438	40,945
Pension, SERP and PBOP Income, Net	(54,663)	(64,311)
Regulatory (Under)/Over Recoveries, Net	(476,419)	(4,148)
Cost of Removal Expenditures	(202,167)	(237,368)
Other	(77,264)	(114,111)
Changes in Current Assets and Liabilities:
Receivables and Unbilled Revenues, Net	(177,806)	6,738
Taxes Receivable/Accrued, Net	89,730	177,618
Accounts Payable	(231,898)	(385,741)
Other Current Assets and Liabilities, Net	(142,285)	(100,646)
Net Cash Flows Provided by/(Used In) Operating Activities	1,517,606	1,169,153
Investing Activities:
Investments in Property, Plant and Equipment	(3,291,850)	(3,125,617)
Other Investing Activities	22,506	(57)
Net Cash Flows Used in Investing Activities	(3,323,457)	(3,958,982)
Financing Activities:
Cash Dividends on Common Stock	(745,221)	(688,878)
Cash Dividends on Preferred Stock	(5,639)	(5,639)
Issuance of Long-Term Debt	4,400,000	4,340,300
Other Financing Activities	(55,474)	(38,189)
Net Cash Flows Provided by Financing Activities	1,842,234	2,448,984
Net Increase/(Decrease) in Cash, Cash Equivalents and Restricted Cash	36,383	(340,845)
Cash and Restricted Cash - Beginning of Period	166,418	521,752
Cash, Cash Equivalents and Restricted Cash - End of Period	202,801	180,907
NSTAR Electric
Operating Activities:
Net (Loss)/Income	502,129	433,267
Adjustments to Reconcile Net Income to Net Cash Flows Provided by/(Used In) Operating Activities:
Depreciation	301,831	277,396
Deferred Income Taxes	55,795	72,220
Uncollectible Expense	27,746	12,988
Pension, SERP and PBOP Income, Net	(27,053)	(31,007)
Regulatory (Under)/Over Recoveries, Net	(155,869)	(103,903)
Amortization of Regulatory Assets/(Liabilities), Net	120,814	14,923
Cost of Removal Expenditures	(39,590)	(49,379)
Other	(25,224)	(11,174)
Changes in Current Assets and Liabilities:
Receivables and Unbilled Revenues, Net	(152,656)	(76,989)
Taxes Receivable/Accrued, Net	33,883	61,773
Accounts Payable	(83,599)	(60,363)
Other Current Assets and Liabilities, Net	14,030	(10,752)
Net Cash Flows Provided by/(Used In) Operating Activities	572,237	529,000
Investing Activities:
Investments in Property, Plant and Equipment	(1,074,260)	(1,012,357)
Other Investing Activities	0	48
Net Cash Flows Used in Investing Activities	(1,074,260)	(1,012,309)
Financing Activities:
Cash Dividends on Common Stock	(643,900)	(327,400)
Cash Dividends on Preferred Stock	(1,470)	(1,470)
Issuance of Long-Term Debt	600,000	150,000
Capital Contributions from Eversource Parent	375,000	123,600
Increase in Notes Payable	171,653	209,500
Other Financing Activities	(6,077)	(1,368)
Net Cash Flows Provided by Financing Activities	495,206	152,862
Net Increase/(Decrease) in Cash, Cash Equivalents and Restricted Cash	(6,817)	(330,447)
Cash and Restricted Cash - Beginning of Period	22,785	345,293
Cash, Cash Equivalents and Restricted Cash - End of Period	$ 15,968	$ 14,846