CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
OPERATING ACTIVITIES
Net Income	$ 3,696	$ 2,976	$ 2,213
Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:
Depreciation and Amortization	3,380	3,290	3,090
Deferred Income Taxes	311	58	185
Loss on the Sale of the Competitive Contracted Renewables Portfolio	0	0	93
Asset Impairments and Other Related Charges	66	143	86
Allowance for Equity Funds Used During Construction	(245)	(211)	(175)
Mark-to-Market of Risk Management Contracts	(116)	(81)	9
Amortization of Nuclear Fuel	109	103	97
Pension Contributions to Qualified Plan Trust	(95)	0	0
Property Taxes	(42)	(45)	(41)
Deferred Fuel Over/Under-Recovery, Net	133	277	893
Change in Regulatory Assets	(304)	(174)	(316)
Change in Other Noncurrent Assets	(559)	(348)	(446)
Change in Other Noncurrent Liabilities	269	306	29
Changes in Certain Components of Working Capital:
Accounts Receivable, Net	(246)	(156)	236
Fuel, Materials and Supplies	115	172	(504)
Accounts Payable	252	85	(253)
Accrued Taxes, Net	32	240	22
Other Current Assets	85	(13)	(44)
Other Current Liabilities	103	182	(162)
Net Cash Flows from Operating Activities	6,944	6,804	5,012
INVESTING ACTIVITIES
Construction Expenditures	(8,453)	(7,631)	(7,378)
Purchases of Investment Securities	(2,981)	(2,923)	(2,864)
Sales of Investment Securities	2,935	2,878	2,795
Acquisitions of Nuclear Fuel	(130)	(140)	(128)
Acquisitions of Generation Facilities	(3,453)	(399)	(155)
Proceeds from Sales of Assets	25	362	1,341
Proceeds from Sale of Equity Method Investment	0	114	0
Other Investing Activities	118	143	122
Net Cash Flows Used for Investing Activities	(11,939)	(7,596)	(6,267)
FINANCING ACTIVITIES
Capital Contribution from Noncontrolling Interest	38	0	0
Issuance of Common Stock, Net	775	552	1,000
Issuance of Long-term Debt	8,261	5,117	5,463
Issuance of Short-term Debt with Original Maturities greater than 90 Days	320	724	1,070
Change in Short-term Debt with Original Maturities less than 90 Day, Net	(658)	(159)	(1,223)
Retirement of Long-term Debt	(3,649)	(2,685)	(2,196)
Redemption of Short-term Debt with Original Maturities greater than 90 Days	(678)	(871)	(1,129)
Principal Payments for Finance Lease Obligations	(51)	(65)	(68)
Proceeds from the Midwest Transmission Holdings Noncontrolling Interest Transaction, Net of Transaction Costs	2,783	0	0
Dividends Paid on Common Stock	(2,008)	(1,898)	(1,752)
Dividends Paid on Noncontrolling Interest	(108)	(6)	(8)
Other Financing Activities	(8)	(50)	(80)
Net Cash Flows from Financing Activities	5,017	659	1,077
Net Increase (Decrease) in Cash, Cash Equivalents and Restricted Cash	22	(133)	(178)
Cash, Cash Equivalents and Restricted Cash at Beginning of Period	246	379	557
Cash, Cash Equivalents and Restricted Cash at End of Period	$ 268	$ 246	$ 379