CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Operating activities
Net income	$ 555	$ 516
Adjustments to reconcile net income to cash provided by operating activities:
Depreciation and amortization	631	560
Deferred income taxes	16	38
Allowance for equity funds used during construction	(22)	(19)
Provision for bad debts	22	28
Net realized and unrealized hedging and derivative transactions	(12)	(60)
Changes in operating assets and liabilities:
Accounts receivable	(77)	(38)
Accrued unbilled revenues	38	49
Inventories	(130)	(58)
Other current assets	(10)	2
Accounts payable	97	25
Net regulatory assets and liabilities	(43)	(544)
Other current liabilities	(58)	(49)
Pension and other employee benefit obligations	(14)	(53)
Other, net	(62)	18
Net cash provided by operating activities	931	415
Investing activities
Utility capital/construction expenditures	(1,384)	(1,098)
Investments in utility money pool arrangement	(45)	(273)
Repayments from utility money pool arrangement	45	243
Net cash used in investing activities	(1,384)	(1,128)
Financing activities
Repayments of short-term borrowings, net	(147)	(136)
Borrowings under utility money pool arrangement	1,042	514
Repayments under utility money pool arrangement	(877)	(571)
Proceeds from issuance of long-term debt	(686)	(738)
Repayments of long-term debt	(300)	0
Capital contributions from parent	399	567
Dividends paid to parent	(365)	(340)
Net cash provided by financing activities	438	772
Net change in cash, cash equivalents and restricted cash	(15)	59
Cash, cash equivalents and restricted cash at beginning of period	25	28
Cash, cash equivalents and restricted cash at end of period	10	87
Supplemental disclosure of cash flow information:
Cash paid for interest (net of amounts capitalized)	(195)	(195)
Cash paid for income taxes, net	(70)	(14)
Supplemental disclosure of non-cash investing and financing transactions:
Accrued property, plant and equipment additions	144	170
Inventory transfers to property, plant and equipment	15	11
Operating lease right-of-use assets	16	4
Allowance for equity funds used during construction	$ 22	$ 19