Statements of Income - GPC - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Operating Revenues:
Total operating revenues	$ 29,279	$ 23,113	$ 20,375
Operating Expenses:
Other operations and maintenance	6,630	6,088	5,413
Depreciation and amortization	3,663	3,565	3,518
Taxes other than income taxes	1,411	1,290	1,234
Estimated loss on Plant Vogtle Units 3 and 4	183	1,692	325
Total operating expenses	23,909	19,415	15,490
Operating Income	5,370	3,698	4,885
Other Income and (Expense):
Allowance for equity funds used during construction	224	190	149
Interest expense, net of amounts capitalized	(2,022)	(1,837)	(1,821)
Other income (expense), net	500	456	336
Total other income and (expense)	(1,147)	(1,122)	(1,389)
Earnings Before Income Taxes	4,223	2,576	3,496
Income taxes (benefit)	795	267	393
Net Income (Loss)	3,428	2,309	3,103
Net income after dividends on preferred stock	3,524	2,393	3,119
Retail electric revenues
Operating Revenues:
Total operating revenues	18,197	14,852	13,643
Other revenues
Operating Revenues:
Total operating revenues	732	708	681
Operating Expenses:
Cost of sales	396	357	327
Fuel
Operating Expenses:
Cost of sales	6,835	4,010	2,967
Purchased power
Operating Expenses:
Cost of sales	1,593	978	799
Georgia Power
Operating Revenues:
Total operating revenues	11,584	9,260	8,309
Operating Expenses:
Other operations and maintenance	2,349	2,213	1,953
Depreciation and amortization	1,430	1,371	1,425
Taxes other than income taxes	527	476	444
Estimated loss on Plant Vogtle Units 3 and 4	183	1,692	325
Total operating expenses	9,232	8,692	6,337
Operating Income	2,352	568	1,972
Other Income and (Expense):
Allowance for equity funds used during construction	140	127	91
Interest expense, net of amounts capitalized	(485)	(421)	(425)
Other income (expense), net	176	142	89
Total other income and (expense)	(169)	(152)	(245)
Earnings Before Income Taxes	2,183	416	1,727
Income taxes (benefit)	370	(168)	152
Net Income (Loss)	1,813	584	1,575
Georgia Power | Retail electric revenues
Operating Revenues:
Total operating revenues	10,792	8,478	7,609
Georgia Power | Wholesale revenues
Operating Revenues:
Total operating revenues	235	197	115
Georgia Power | Other revenues
Operating Revenues:
Total operating revenues	557	585	585
Georgia Power | Fuel
Operating Expenses:
Cost of sales	2,486	1,449	1,141
Georgia Power | Purchased power
Operating Expenses:
Cost of sales	856	632	540
Georgia Power | Purchased power, affiliates
Operating Expenses:
Cost of sales	$ 1,401	$ 859	$ 509