v3.26.1
Condensed Statements of Income and Comprehensive Income (Unaudited) - MPC - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Operating Revenues:        
Total operating revenues $ 6,977 $ 6,973 $ 15,374 $ 14,748
Operating Expenses:        
Other operations and maintenance 1,705 1,685 3,359 3,305
Depreciation and amortization 1,434 1,323 2,854 2,608
Taxes other than income taxes 367 403 831 848
Total operating expenses 5,201 5,209 11,580 10,974
Operating Income 1,776 1,764 3,794 3,774
Other Income and (Expense):        
Interest expense, net of amounts capitalized (796) (874) (1,573) (1,588)
Other income (expense), net 181 162 336 310
Total other income and (expense) (401) (622) (853) (1,082)
Earnings Before Income Taxes 1,375 1,142 2,941 2,692
Income taxes (benefit) 187 289 414 569
Consolidated Net Income Attributable to Southern Company 1,174 880 2,531 2,214
Retail revenues        
Operating Revenues:        
Total operating revenues 4,745 4,758 9,385 9,358
Other revenues        
Operating Revenues:        
Total operating revenues 325 335 661 684
Operating Expenses:        
Fuel and purchased power 176 167 357 366
Mississippi Power        
Operating Revenues:        
Total operating revenues 403 400 875 821
Operating Expenses:        
Other operations and maintenance 107 82 194 166
Depreciation and amortization 58 52 113 105
Taxes other than income taxes 36 36 72 69
Total operating expenses 323 313 707 649
Operating Income 80 87 168 172
Other Income and (Expense):        
Interest expense, net of amounts capitalized (21) (20) (41) (40)
Other income (expense), net 9 9 19 16
Total other income and (expense) (12) (11) (22) (24)
Earnings Before Income Taxes 68 76 146 148
Income taxes (benefit) 16 17 34 34
Consolidated Net Income Attributable to Southern Company 52 59 112 114
Mississippi Power | Retail revenues        
Operating Revenues:        
Total operating revenues 283 274 556 522
Mississippi Power | Wholesale revenues, non-affiliates        
Operating Revenues:        
Total operating revenues 74 62 162 133
Mississippi Power | Wholesale revenues, affiliates        
Operating Revenues:        
Total operating revenues 35 55 131 136
Mississippi Power | Other revenues        
Operating Revenues:        
Total operating revenues 11 9 26 30
Mississippi Power | Fuel and purchased power        
Operating Expenses:        
Fuel and purchased power $ 122 $ 143 $ 328 $ 309