Condensed Consolidated Statements of Cash Flows (Unaudited) - Southern - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024
Operating Activities:
Consolidated Net Income	$ 2,123	$ 2,259
Adjustments to reconcile net income to net cash provided from operating activities —
Depreciation and amortization, total	2,860	2,572
Deferred income taxes	453	247
Allowance for equity funds used during construction	(153)	(109)
Pension, postretirement, and other employee benefits	(253)	(232)
Settlement of asset retirement obligations	(285)	(267)
Stock based compensation expense	102	97
Storm damage cost recovery – long-term	(238)	0
Other, net	76	(116)
Changes in certain current assets and liabilities —
Receivables	(130)	(284)
Retail fuel cost under recovery	158	421
Prepayments	(109)	(49)
Materials and supplies	35	(139)
Natural gas for sale, net of temporary LIFO liquidation	233	188
Other current assets	61	(86)
Accounts payable	(695)	(247)
Accrued taxes	(245)	(19)
Accrued compensation	(421)	(372)
Customer refunds	(80)	(26)
Natural gas cost over recovery	(87)	(43)
Other current liabilities	26	204
Net cash provided from operating activities	3,431	3,999
Investing Activities:
Property additions	(5,237)	(3,895)
Nuclear decommissioning trust fund purchases	(777)	(739)
Nuclear decommissioning trust fund sales	777	738
Proceeds from dispositions	2	345
Cost of removal, net of salvage	(304)	(282)
Change in construction payables, net	(42)	(217)
Other investing activities	(153)	(172)
Net cash used for investing activities	(5,734)	(4,222)
Financing Activities:
Decrease in notes payable, net	(150)	(1,125)
Proceeds —
Long-term debt	6,319	3,963
Short-term borrowings	200	700
Common stock	62	84
Redemptions and repurchases —
Long-term debt	(2,254)	(880)
Short-term borrowings	0	(550)
Distributions to noncontrolling interests	(66)	(57)
Payment of common stock dividends	(1,494)	(1,487)
Other financing activities	(150)	(135)
Net cash provided from financing activities	2,467	513
Net Change in Cash, Cash Equivalents, and Restricted Cash	164	290
Cash, Cash Equivalents, and Restricted Cash at Beginning of Period	1,101	921
Cash, Cash Equivalents, and Restricted Cash at End of Period	1,265	1,211
Supplemental Cash Flow Information:
Interest, net of amounts capitalized	1,287	1,235
Income taxes, net (excludes credit transfers)	199	62
Noncash transactions —
Accrued property additions at end of period	1,091	805
Right-of-use assets obtained under operating leases	114	98
Right-of-use assets obtained under finance leases	14	0
Reassessment of right-of-use assets under operating leases	0	(7)
Issuance of common stock under dividend reinvestment plan	$ 112	$ 67