v3.26.1
Condensed Consolidated Statements of Comprehensive Income (Unaudited) - SPC - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Net income $ 1,188 $ 853 $ 2,527 $ 2,123
Qualifying hedges:        
Changes in fair value, net of tax (13) 35 (16) 49
Reclassification adjustment for amounts included in net income, net of tax 7 (31) 11 (43)
Total other comprehensive income (loss) (5) 4 (3) 7
Comprehensive Income 1,183 857 2,524 2,130
Comprehensive income (loss) attributable to noncontrolling interests 14 (27) (4) (91)
Consolidated Comprehensive Income Attributable to Company 1,169 884 2,528 2,221
SOUTHERN POWER CO        
Net income (11) 24 (26) 47
Qualifying hedges:        
Changes in fair value, net of tax (7) 35 (14) 52
Reclassification adjustment for amounts included in net income, net of tax 4 (33) 13 (48)
Total other comprehensive income (loss) (3) 2 (1) 4
Comprehensive Income (14) 26 (27) 51
Comprehensive income (loss) attributable to noncontrolling interests 14 (27) (4) (91)
Consolidated Comprehensive Income Attributable to Company $ (28) $ 53 $ (23) $ 142