Condensed Consolidated Statements of Income (Unaudited) - SPC - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Operating Revenues:
Total operating revenues	$ 6,463	$ 5,748	$ 13,109	$ 12,228
Operating Expenses:
Other operations and maintenance	1,409	1,489	2,881	2,929
Depreciation and amortization	1,182	1,112	2,327	2,222
Taxes other than income taxes	384	340	780	734
Total operating expenses	4,524	4,458	9,467	9,719
Operating Income	1,939	1,290	3,642	2,509
Other Income and (Expense):
Interest expense, net of amounts capitalized	(694)	(610)	(1,358)	(1,192)
Other income (expense), net	151	142	302	286
Total other income and (expense)	(461)	(369)	(870)	(693)
Earnings Before Income Taxes	1,478	921	2,772	1,816
Income taxes (benefit)	290	98	513	194
Consolidated Net Income	1,188	823	2,259	1,622
Net loss attributable to noncontrolling interests	(15)	(15)	(73)	(78)
Net income attributable to company	1,203	838	2,332	1,700
Other revenues
Operating Revenues:
Total operating revenues	309	223	537	440
Operating Expenses:
Total cost of sales	167	128	298	255
Fuel
Operating Expenses:
Total cost of sales	1,032	959	2,028	2,009
Purchased power
Operating Expenses:
Total cost of sales	222	231	420	473
SOUTHERN POWER CO
Operating Revenues:
Total operating revenues	524	525	997	1,033
Operating Expenses:
Other operations and maintenance	119	117	241	224
Depreciation and amortization	127	122	245	250
Taxes other than income taxes	13	12	22	25
Gain on dispositions, net	0	0	0	(20)
Total operating expenses	413	418	836	863
Operating Income	111	107	161	170
Other Income and (Expense):
Interest expense, net of amounts capitalized	(30)	(33)	(59)	(66)
Other income (expense), net	3	2	6	4
Total other income and (expense)	(27)	(31)	(53)	(62)
Earnings Before Income Taxes	84	76	108	108
Income taxes (benefit)	13	6	(1)	(1)
Consolidated Net Income	71	70	109	109
Net loss attributable to noncontrolling interests	(15)	(15)	(73)	(78)
Net income attributable to company	86	85	182	187
SOUTHERN POWER CO | Wholesale revenues, non-affiliates
Operating Revenues:
Total operating revenues	427	393	797	755
SOUTHERN POWER CO | Wholesale revenues, affiliates
Operating Revenues:
Total operating revenues	86	116	179	251
SOUTHERN POWER CO | Other revenues
Operating Revenues:
Total operating revenues	11	16	21	27
SOUTHERN POWER CO | Fuel
Operating Expenses:
Total cost of sales	132	139	288	330
SOUTHERN POWER CO | Purchased power
Operating Expenses:
Total cost of sales	$ 22	$ 28	$ 40	$ 54