CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024
Operating Activities:
Net income	$ 93	$ 94
Non-cash items included in net income:
Depreciation and amortization	143	136
Deferred income tax provision	(5)	(23)
Power and natural gas cost deferrals, net	(6)	75
Amortization of debt expense	1	1
Stock-based compensation expense	7	6
Equity-related AFUDC	(5)	(4)
Pension and other postretirement benefit expense	7	6
Other regulatory assets and liabilities	30	(14)
Other deferred debits and credits	33	22
Change in decoupling regulatory deferral	(4)	(19)
Realized and unrealized losses on assets	13	0
Other	0	2
Contributions to defined benefit pension plan	(7)	(7)
Cash received for settlement of interest rate swap agreements	0	4
Changes in certain current assets and liabilities:
Accounts and notes receivable	28	60
Inventory	(24)	(15)
Collateral for derivative instruments	(1)	19
Income taxes receivable	(3)	21
Other current assets	(44)	0
Accounts payable	(19)	(34)
Other current liabilities	(13)	(13)
Net cash provided by operating activities	224	317
Investing Activities:
Utility property capital expenditures (excluding equity-related AFUDC)	(246)	(251)
Investments made in equity and property	(3)	(5)
Other	1	2
Net cash used in investing activities	(248)	(254)
Financing Activities:
Net increase (decrease) in short-term borrowings	51	(105)
Proceeds from issuance of long-term debt	0	84
Maturity of long-term debt and finance leases	(2)	(2)
Issuance of common stock, net of issuance costs	35	18
Cash dividends paid	(79)	(75)
Other	(2)	(3)
Net cash provided by (used in) financing activities	3	(83)
Net decrease in cash and cash equivalents	(21)	(20)
Cash and cash equivalents at beginning of period	30	35
Cash and cash equivalents at end of period	$ 9	$ 15