CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
CASH FLOWS FROM OPERATING ACTIVITIES
Net income	$ 919	$ 881
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	640	594
Deferred income taxes and investment tax credits	(48)	137
Equity earnings	(325)	(348)
Share-based compensation expense	(2)	21
Fixed-price contracts and other derivatives	134	16
Bad debt expense	6	42
Other	(3)	7
Net change in working capital components	(35)	319
Distributions from investments	291	232
Changes in other noncurrent assets and liabilities, net	(95)	(50)
Net cash provided by operating activities	1,482	1,851
CASH FLOWS FROM INVESTING ACTIVITIES
Expenditures for property, plant and equipment	(2,336)	(1,933)
Expenditures for investments	(486)	(193)
Purchases of nuclear decommissioning and other trust assets	(292)	(197)
Proceeds from sales of nuclear decommissioning and other trust assets	329	217
Other	0	(1)
Net cash used in investing activities	(2,785)	(2,107)
CASH FLOWS FROM FINANCING ACTIVITIES
Common dividends paid	(380)	(362)
Issuances of common stock	10	10
Repurchases of common stock	(57)	(40)
Issuances of debt (maturities greater than 90 days)	2,941	2,044
Payments on debt (maturities greater than 90 days) and finance leases	(994)	(846)
Decrease in short-term debt, net	(70)	(498)
Advances from unconsolidated affiliates	44	45
Contributions from noncontrolling interests	34	474
Distributions to noncontrolling interests	(38)	(111)
Other	(14)	(16)
Net cash provided by financing activities	1,476	700
Effect of exchange rate changes on cash, cash equivalents and restricted cash	0	1
Increase in cash, cash equivalents and restricted cash	173	445
Cash, cash equivalents and restricted cash, January 1	1,589	389
Cash, cash equivalents and restricted cash, March 31	1,762	834
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION
Interest payments, net of amounts capitalized	243	274
Income tax payments, net of refunds	100	25
SUPPLEMENTAL DISCLOSURE OF NONCASH INVESTING AND FINANCING ACTIVITIES
Repayments of advances from unconsolidated affiliate in lieu of distributions	45	62
Accrued capital expenditures for PP&E	1,061	915
Decrease in ARO capitalized to PP&E	11	1
Increase in finance lease obligations capitalized to PP&E	16	7
Unamortized debt issuance costs reclassed from noncurrent asset to long-term debt	22	1
Common dividends issued in stock	13	14
Preferred stock
SUPPLEMENTAL DISCLOSURE OF NONCASH INVESTING AND FINANCING ACTIVITIES
Dividends declared but not paid	11	11
Common stock
SUPPLEMENTAL DISCLOSURE OF NONCASH INVESTING AND FINANCING ACTIVITIES
Dividends declared but not paid	$ 420	$ 392