Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023
CASH FLOWS FROM OPERATING ACTIVITIES
Net income	$ 812	$ 773
Adjustments to reconcile to net cash flows provided by operating activities:
Depreciation and amortization	581	523
Deferred income taxes and amortization of investment tax credits	84	129
Provision for losses on accounts receivable	19	17
Pension and non-pension postretirement benefits	(2)	(2)
Other non-cash, net	11	(28)
Changes in assets and liabilities:
Receivables and unbilled revenues	(133)	(109)
Income tax receivable	79	60
Pension contributions	(33)	(34)
Accounts payable and accrued liabilities	11	18
Accrued taxes	113	37
Other assets and liabilities, net	(136)	(37)
Net cash provided by operating activities	1,406	1,347
CASH FLOWS FROM INVESTING ACTIVITIES
Capital expenditures	(1,962)	(1,779)
Acquisitions, net of cash acquired	(119)	(36)
Removal costs from property, plant and equipment retirements, net	(112)	(113)
Purchases of available-for-sale fixed-income securities	(113)	0
Proceeds from sales and maturities of available-for-sale fixed-income securities	147	0
Net cash used in investing activities	(2,159)	(1,928)
CASH FLOWS FROM FINANCING ACTIVITIES
Proceeds from long-term debt, net of discount	1,416	1,246
Repayments of long-term debt	(474)	(263)
Net proceeds from common stock financing	0	1,688
Net short-term borrowings (repayments) with maturities less than three months	35	(1,175)
Advances and contributions in aid of construction, net of refunds of $24 and $21 for the nine months ended September 30, 2024 and 2023, respectively	33	40
Debt issuance costs	(13)	(15)
Dividends paid	(436)	(395)
Other, net	5	(1)
Net cash provided by financing activities	566	1,125
Net (decrease) increase in cash, cash equivalents and restricted funds	(187)	544
Cash, cash equivalents and restricted funds at beginning of period	364	117
Cash, cash equivalents and restricted funds at end of period	177	661
Non-cash investing activity:
Capital expenditures acquired on account but unpaid as of the end of period	$ 317	$ 348