Condensed Statements of Cash Flows (Unaudited) - GPC - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Operating Activities:
Consolidated net income	$ 1,622	$ 2,079
Adjustments to reconcile net income to net cash provided from operating activities —
Depreciation and amortization, total	2,436	1,995
Deferred income taxes	(34)	240
Allowance for equity funds used during construction	(135)	(104)
Pension, postretirement, and other employee benefits	(245)	(211)
Settlement of asset retirement obligations	(276)	(198)
Storm damage accruals	27	107
Retail fuel cost under recovery – long-term	108	(729)
Estimated loss on Plant Vogtle Units 3 and 4	0	52
Other, net	(50)	34
Changes in certain current assets and liabilities —
Receivables	735	(637)
Fossil fuel stock	(308)	20
Materials and supplies	(202)	(109)
Other current assets	103	(101)
Accounts payable	(997)	703
Accrued compensation	(378)	(260)
Customer refunds	(121)	0
Other current liabilities	101	(120)
Net cash provided from operating activities	2,900	3,579
Investing Activities:
Property additions	(3,898)	(3,213)
Nuclear decommissioning trust fund purchases	(726)	(628)
Nuclear decommissioning trust fund sales	720	624
Cost of removal, net of salvage	(270)	(377)
Proceeds from dispositions	126	119
Other investing activities	(100)	18
Net cash used for investing activities	(4,288)	(3,460)
Financing Activities:
Increase in notes payable, net		263
Proceeds —
Short-term borrowings	250	1,200
Redemptions and repurchases —
Short-term borrowings	(850)	(400)
Payment of common stock dividends	(1,506)	(1,425)
Other financing activities	(121)	(219)
Net cash provided from (used for) financing activities	1,595	(213)
Net Change in Cash, Cash Equivalents, and Restricted Cash	207	(94)
Cash, Cash Equivalents, and Restricted Cash at Beginning of Period	2,037	1,829
Cash, Cash Equivalents, and Restricted Cash at End of Period	2,244	1,735
Supplemental Cash Flow Information:
Interest, net of amounts capitalized	1,043	836
Income taxes, net	(40)	157
Noncash transactions —
Accrued property additions at end of period	810	837
Right-of-use assets obtained under operating leases	44	13
GEORGIA POWER CO
Operating Activities:
Consolidated net income	767	993
Adjustments to reconcile net income to net cash provided from operating activities —
Depreciation and amortization, total	919	803
Deferred income taxes	86	72
Allowance for equity funds used during construction	(83)	(65)
Pension, postretirement, and other employee benefits	(136)	(114)
Settlement of asset retirement obligations	(141)	(91)
Storm damage accruals	16	107
Retail fuel cost under recovery – long-term	(128)	(538)
Estimated loss on Plant Vogtle Units 3 and 4	0	52
Other, net	(34)	7
Changes in certain current assets and liabilities —
Receivables	(35)	(424)
Fossil fuel stock	(166)	31
Materials and supplies	(103)	(46)
Other current assets	34	(25)
Accounts payable	(151)	235
Accrued taxes	(109)	(11)
Accrued compensation	(72)	(50)
Customer refunds	(121)	0
Other current liabilities	33	(10)
Net cash provided from operating activities	576	926
Investing Activities:
Property additions	(2,047)	(1,545)
Nuclear decommissioning trust fund purchases	(576)	(448)
Nuclear decommissioning trust fund sales	570	444
Cost of removal, net of salvage	(127)	(207)
Change in construction payables, net of joint owner portion	(75)	51
Payments pursuant to LTSAs	(40)	(9)
Proceeds from dispositions	56	56
Other investing activities	(21)	(10)
Net cash used for investing activities	(2,260)	(1,668)
Financing Activities:
Increase in notes payable, net	95	0
Proceeds —
Proceeds — Senior notes	1,750	1,500
Revenue bonds	229	0
Short-term borrowings	250	650
Redemptions and repurchases —
Senior notes	(100)	(400)
FFB loan	(43)	(45)
Short-term borrowings	(650)	(250)
Other long-term debt	0	(125)
Capital contributions from parent company	782	491
Payment of common stock dividends	(928)	(845)
Other financing activities	(21)	(37)
Net cash provided from (used for) financing activities	1,364	939
Net Change in Cash, Cash Equivalents, and Restricted Cash	(320)	197
Cash, Cash Equivalents, and Restricted Cash at Beginning of Period	480	33
Cash, Cash Equivalents, and Restricted Cash at End of Period	160	230
Supplemental Cash Flow Information:
Interest, net of amounts capitalized	270	188
Income taxes, net	(5)	106
Noncash transactions —
Accrued property additions at end of period	510	500
Right-of-use assets obtained under operating leases	$ 8	$ 1