Condensed Consolidated Statements of Cash Flows (Unaudited) - Southern - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024
Operating Activities:
Consolidated Net Income	$ 3,830	$ 3,794
Adjustments to reconcile net income to net cash provided from operating activities —
Depreciation and amortization, total	4,425	3,916
Deferred income taxes	355	607
Allowance for equity funds used during construction	(243)	(167)
Pension, postretirement, and other employee benefits	(414)	(391)
Settlement of asset retirement obligations	(471)	(405)
Stock based compensation expense	124	120
Storm damage cost recovery – long-term	(262)	0
Other, net	(22)	(121)
Changes in certain current assets and liabilities —
Receivables	200	(233)
Retail fuel cost under recovery	439	843
Fossil fuel stock	121	143
Materials and supplies	18	(195)
Other current assets	(187)	(181)
Accounts payable	(747)	(161)
Accrued taxes	432	179
Accrued compensation	(126)	(90)
Other current liabilities	(267)	(43)
Net cash provided from operating activities	7,205	7,615
Investing Activities:
Property additions	(8,452)	(6,206)
Business acquisition	(635)	0
Nuclear decommissioning trust fund purchases	(1,212)	(1,070)
Nuclear decommissioning trust fund sales	1,212	1,070
Proceeds from dispositions	1	370
Cost of removal, net of salvage	(479)	(444)
Change in construction payables, net	69	(119)
Other investing activities	(103)	(279)
Net cash used for investing activities	(9,599)	(6,678)
Financing Activities:
Increase (decrease) in notes payable, net	(993)	(1,264)
Proceeds —
Long-term debt	10,269	5,321
Short-term borrowings	200	700
Common stock	90	112
Redemptions and repurchases —
Long-term debt	(2,383)	(2,167)
Short-term borrowings	0	(1,020)
Distributions to noncontrolling interests	(118)	(108)
Payment of common stock dividends	(2,254)	(2,220)
Other financing activities	(176)	(157)
Net cash provided from (used for) financing activities	4,635	(803)
Net Change in Cash, Cash Equivalents, and Restricted Cash	2,241	134
Cash, Cash Equivalents, and Restricted Cash at Beginning of Period	1,101	921
Cash, Cash Equivalents, and Restricted Cash at End of Period	3,342	1,055
Supplemental Cash Flow Information:
Interest, net of amounts capitalized	2,173	2,015
Income taxes, net (excludes credit transfers)	231	131
Noncash transactions —
Accrued property additions at end of period	1,177	937
Right-of-use assets obtained under operating leases	131	126
Right-of-use assets obtained under finance leases	17	1
Reassessment of right-of-use assets under operating leases	0	(7)
Issuance of common stock under dividend reinvestment plan	$ 167	$ 123