Condensed Consolidated Statements of Comprehensive Income (Unaudited) - SPC - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Consolidated Net Income	$ 1,432	$ 1,487	$ 3,053	$ 3,566
Qualifying hedges:
Changes in fair value, net of tax	2	0	(34)	(27)
Reclassification adjustment for amounts included in net income, net of tax	36	26	70	100
Reclassification adjustment for amounts included in net income, net of tax	0	2	1	8
Total other comprehensive income	38	28	37	81
Comprehensive income	1,470	1,515	3,090	3,647
Comprehensive income (loss) attributable to noncontrolling interests	10	12	(68)	(55)
Comprehensive Income	1,460	1,500	3,158	3,692
SOUTHERN POWER CO
Consolidated Net Income	110	107	220	210
Qualifying hedges:
Changes in fair value, net of tax	(13)	(35)	(17)	(106)
Reclassification adjustment for amounts included in net income, net of tax	17	28	24	106
Reclassification adjustment for amounts included in net income, net of tax	0	0	0	1
Total other comprehensive income	4	(7)	7	1
Comprehensive income	114	100	227	211
Comprehensive income (loss) attributable to noncontrolling interests	10	12	(68)	(55)
Comprehensive Income	$ 104	$ 88	$ 295	$ 266