Consolidated Statements of Income - Southern - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Operating Revenues:
Total operating revenues	$ 26,724	$ 25,253	$ 29,279
Operating Expenses:
Other operations and maintenance	6,539	6,093	6,824
Depreciation and amortization	4,755	4,525	3,663
Taxes other than income taxes	1,540	1,425	1,411
Estimated loss on Plant Vogtle Units 3 and 4	(21)	(68)	183
Total operating expenses	19,656	19,427	23,909
Operating Income	7,068	5,826	5,370
Other Income and (Expense):
Allowance for equity funds used during construction	235	268	224
Earnings from equity method investments	139	144	151
Interest expense, net of amounts capitalized	(2,743)	(2,446)	(2,022)
Other income (expense), net	530	553	500
Total other income and (expense)	(1,839)	(1,481)	(1,147)
Earnings Before Income Taxes	5,229	4,345	4,223
Income taxes (benefit)	969	496	795
Net Income	4,260	3,849	3,428
Dividends on preferred stock of subsidiaries	0	0	11
Net loss attributable to noncontrolling interests	(141)	(127)	(107)
Consolidated Net Income	$ 4,401	$ 3,976	$ 3,524
Earnings per share —
Basic (in dollars per share)	$ 4.02	$ 3.64	$ 3.28
Diluted (in dollars per share)	$ 3.99	$ 3.62	$ 3.26
Average number of shares of common stock outstanding — (in millions)
Basic (in shares)	1,096	1,092	1,075
Diluted (in shares)	1,102	1,098	1,081
Retail electric revenues
Operating Revenues:
Total operating revenues	$ 17,790	$ 16,343	$ 18,197
Wholesale electric revenues
Operating Revenues:
Total operating revenues	2,431	2,467	3,641
Other electric revenues
Operating Revenues:
Total operating revenues	896	792	747
Natural gas revenues
Operating Revenues:
Total operating revenues	4,456	4,702	5,962
Other revenues
Operating Revenues:
Total operating revenues	1,151	949	732
Operating Expenses:
Cost of sales	668	560	396
Fuel
Operating Expenses:
Cost of sales	4,096	4,365	6,835
Purchased power
Operating Expenses:
Cost of sales	883	883	1,593
Natural gas
Operating Expenses:
Cost of sales	$ 1,196	$ 1,644	$ 3,004