Condensed Consolidated Statements of Cash Flows (Unaudited) - Southern - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Operating Activities:
Consolidated Net Income	$ 2,259	$ 1,622
Adjustments to reconcile net income to net cash provided from operating activities —
Depreciation and amortization, total	2,572	2,436
Deferred income taxes	243	(34)
Utilization of federal tax credits	4	110
Allowance for equity funds used during construction	(109)	(135)
Pension, postretirement, and other employee benefits	(232)	(245)
Settlement of asset retirement obligations	(267)	(276)
Stock based compensation expense	97	111
Estimated loss on Plant Vogtle Units 3 and 4	(21)	0
Retail fuel cost under recovery – long-term	0	108
Other, net	(95)	(24)
Changes in certain current assets and liabilities —
Receivables	(284)	758
Retail fuel cost under recovery	421	(67)
Prepayments	(49)	(64)
Fossil fuel for generation	8	(308)
Materials and supplies	(139)	(202)
Natural gas for sale, net of temporary LIFO liquidation	188	196
Natural gas cost under recovery	0	108
Other current assets	(94)	40
Accounts payable	(247)	(997)
Accrued compensation	(372)	(378)
Customer refunds	(26)	(121)
Natural gas cost over recovery	(43)	161
Other current liabilities	185	101
Net cash provided from operating activities	3,999	2,900
Investing Activities:
Property additions	(3,895)	(3,898)
Nuclear decommissioning trust fund purchases	(739)	(726)
Nuclear decommissioning trust fund sales	738	720
Proceeds from dispositions	345	126
Cost of removal, net of salvage	(282)	(270)
Change in construction payables, net	(217)	(140)
Other investing activities	(172)	(100)
Net cash used for investing activities	(4,222)	(4,288)
Financing Activities:
Decrease in notes payable, net	(1,125)	(375)
Proceeds —
Long-term debt	3,963	5,541
Short-term borrowings	700	250
Common stock	84	22
Redemptions and repurchases —
Long-term debt	(880)	(1,300)
Short-term borrowings	(550)	(850)
Payment of common stock dividends	(1,487)	(1,506)
Other financing activities	(192)	(187)
Net cash provided from financing activities	513	1,595
Net Change in Cash, Cash Equivalents, and Restricted Cash	290	207
Cash, Cash Equivalents, and Restricted Cash at Beginning of Period	921	2,037
Cash, Cash Equivalents, and Restricted Cash at End of Period	1,211	2,244
Supplemental Cash Flow Information:
Interest, net of amounts capitalized	1,235	1,043
Income taxes, net	62	(40)
Noncash transactions —
Accrued property additions at end of period	805	810
Right-of-use assets obtained under operating leases	98	44
Right-of-use assets obtained under finance leases	0	1
Reassessment of right-of-use assets under operating leases	(7)	0
Issuance of common stock under dividend reinvestment plan	$ 67	$ 0