v3.25.0.1
Consolidated Statements of Income - GAS - USD ($)
$ 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
Total operating expenses 19,656 19,427 23,909
Operating Income 7,068 5,826 5,370
Other Income and (Expense):      
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 969 496 795
Net Income 4,260 3,849 3,428
Southern Company Gas      
Operating Revenues:      
Total operating revenues 4,456 4,702 5,962
Operating Expenses:      
Cost of natural gas 1,196 1,644 3,004
Other operations and maintenance 1,235 1,187 1,172
Depreciation and amortization 650 582 559
Taxes other than income taxes 248 262 282
Impairment charges 0 0 131
Estimated loss on regulatory disallowance 0 88 0
Total operating expenses 3,329 3,763 5,148
Operating Income 1,127 939 814
Other Income and (Expense):      
Earnings from equity method investments 146 140 148
Interest expense, net of amounts capitalized (341) (310) (263)
Other income (expense), net 66 57 53
Total other income and (expense) (129) (113) (62)
Earnings Before Income Taxes 998 826 752
Income taxes 258 211 180
Net Income $ 740 $ 615 $ 572