Condensed Statements of Cash Flows (Unaudited) - GPC - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Operating Activities:
Net income (loss)	$ 3,566	$ 2,592
Adjustments to reconcile net income to net cash provided from operating activities —
Depreciation and amortization, total	3,084	2,944
Deferred income taxes	608	89
Utilization of federal investment tax credits	266	256
Allowance for equity funds used during construction	(163)	(140)
Pension, postretirement, and other employee benefits	(322)	(218)
Settlement of asset retirement obligations	(314)	(341)
Storm damage accruals	160	166
Retail fuel cost under recovery – long-term	(1,701)	(209)
Estimated loss on Plant Vogtle Units 3 and 4	(18)	772
Other, net	(45)	156
Changes in certain current assets and liabilities —
Receivables	(327)	2
Materials and supplies	(138)	(91)
Other current assets	(343)	(180)
Accounts payable	805	(45)
Accrued taxes	167	288
Retail fuel cost over recovery	(1)	(150)
Other current liabilities	(32)	(226)
Net cash provided from operating activities	5,017	5,081
Investing Activities:
Property additions	(5,502)	(5,222)
Nuclear decommissioning trust fund purchases	(858)	(1,301)
Nuclear decommissioning trust fund sales	854	1,297
Cost of removal, net of salvage	(518)	(282)
Proceeds from dispositions	120	160
Other investing activities	73	(12)
Net cash used for investing activities	(5,952)	(5,850)
Financing Activities:
Decrease in notes payable, net	(349)	(203)
Proceeds —
Short-term borrowings	1,200	325
Redemptions and repurchases —
Short-term borrowings	(900)	(25)
Payment of common stock dividends	(2,166)	(2,077)
Other financing activities	(235)	(224)
Net cash provided from financing activities	1,119	1,802
Net Change in Cash, Cash Equivalents, and Restricted Cash	184	1,033
Cash, Cash Equivalents, and Restricted Cash at Beginning of Period	1,829	1,068
Cash, Cash Equivalents, and Restricted Cash at End of Period	2,013	2,101
Supplemental Cash Flow Information:
Interest, net of amounts capitalized	1,425	1,417
Income taxes, net	160	92
Noncash transactions —
Accrued property additions at year-end	872	915
GEORGIA POWER CO
Operating Activities:
Net income (loss)	1,851	1,030
Adjustments to reconcile net income to net cash provided from operating activities —
Depreciation and amortization, total	1,211	1,164
Deferred income taxes	266	(299)
Utilization of federal investment tax credits	49	19
Allowance for equity funds used during construction	(102)	(94)
Pension, postretirement, and other employee benefits	(178)	(112)
Settlement of asset retirement obligations	(149)	(154)
Storm damage accruals	160	160
Retail fuel cost under recovery – long-term	(1,287)	(203)
Estimated loss on Plant Vogtle Units 3 and 4	(18)	772
Other, net	(71)	70
Changes in certain current assets and liabilities —
Receivables	(321)	(85)
Fossil fuel stock	(23)	77
Materials and supplies	(67)	(60)
Contract assets	(51)	(32)
Other current assets	(72)	(20)
Accounts payable	211	164
Accrued taxes	151	154
Retail fuel cost over recovery	0	(113)
Other current liabilities	(78)	(88)
Net cash provided from operating activities	1,482	2,350
Investing Activities:
Property additions	(2,658)	(2,411)
Nuclear decommissioning trust fund purchases	(585)	(766)
Nuclear decommissioning trust fund sales	581	761
Cost of removal, net of salvage	(250)	(99)
Change in construction payables, net of joint owner portion	148	(68)
Contributions in aid of construction	102	71
Proceeds from dispositions	56	4
Other investing activities	(47)	(64)
Net cash used for investing activities	(2,653)	(2,572)
Financing Activities:
Decrease in notes payable, net		(60)
Increase in notes payable, net	415
Proceeds —
Proceeds — Senior notes	1,500	750
Pollution control revenue bonds	0	122
FFB loan	0	371
Short-term borrowings	650	0
Redemptions and repurchases —
Senior notes	(400)	(325)
Pollution control revenue bonds	(53)	(69)
FFB loan	(66)	(75)
Short-term borrowings	(250)	0
Other long-term debt	(125)	0
Capital contributions from parent company	813	1,054
Payment of common stock dividends	(1,268)	(1,237)
Other financing activities	(45)	(26)
Net cash provided from financing activities	1,171	505
Net Change in Cash, Cash Equivalents, and Restricted Cash	0	283
Cash, Cash Equivalents, and Restricted Cash at Beginning of Period	33	9
Cash, Cash Equivalents, and Restricted Cash at End of Period	33	292
Supplemental Cash Flow Information:
Interest, net of amounts capitalized	332	325
Income taxes, net	151	237
Noncash transactions —
Accrued property additions at year-end	609	477
Right-of-use assets obtained under operating leases	7	(3)
Right-of-use assets obtained under leases	$ 112	$ 0