Condensed Statements of Cash Flows (Unaudited) - GPC - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Operating Activities:
Net income	$ 1,071	$ 799
Adjustments to reconcile net income to net cash provided from operating activities —
Depreciation and amortization, total	1,261	1,233
Allowance for equity funds used during construction	(58)	(65)
Pension, postretirement, and other employee benefits	(129)	(126)
Settlement of asset retirement obligations	(132)	(113)
Retail fuel cost under recovery – long-term	0	454
Other, net	76	51
Changes in certain current assets and liabilities —
Receivables	52	790
Retail fuel cost under recovery	257	(470)
Fossil fuel stock	(52)	(203)
Materials and supplies	(75)	(98)
Other current assets	(27)	34
Accounts payable	(423)	(1,056)
Accrued taxes	(226)	(237)
Accrued compensation	(488)	(478)
Customer refunds	(1)	(103)
Other current liabilities	103	75
Net cash provided from operating activities	1,311	844
Investing Activities:
Property additions	(1,770)	(1,850)
Nuclear decommissioning trust fund purchases	(404)	(256)
Nuclear decommissioning trust fund sales	403	251
Cost of removal, net of salvage	(138)	(135)
Proceeds from dispositions	0	103
Other investing activities	(111)	(91)
Net cash used for investing activities	(2,385)	(2,118)
Financing Activities:
Increase (decrease) in notes payable, net	236	187
Proceeds —
Short-term borrowings	450	100
Redemptions and repurchases —
Short-term borrowings	(550)	(400)
Payment of common stock dividends	(733)	(742)
Other financing activities	(124)	(83)
Net cash provided from financing activities	985	454
Net Change in Cash, Cash Equivalents, and Restricted Cash	(89)	(820)
Cash, Cash Equivalents, and Restricted Cash at Beginning of Period	921	2,037
Cash, Cash Equivalents, and Restricted Cash at End of Period	832	1,217
Supplemental Cash Flow Information:
Interest, net of amounts capitalized	714	652
Noncash transactions —
Accrued property additions at end of period	580	833
Right-of-use assets obtained under operating leases	14	26
GEORGIA POWER CO
Operating Activities:
Net income	437	296
Adjustments to reconcile net income to net cash provided from operating activities —
Depreciation and amortization, total	491	455
Deferred income taxes	31	57
Allowance for equity funds used during construction	(39)	(40)
Pension, postretirement, and other employee benefits	(68)	(64)
Settlement of asset retirement obligations	(70)	(54)
Retail fuel cost under recovery – long-term	0	354
Other, net	2	(32)
Changes in certain current assets and liabilities —
Receivables	35	311
Retail fuel cost under recovery	181	(447)
Fossil fuel stock	(34)	(107)
Materials and supplies	(36)	(46)
Other current assets	14	6
Accounts payable	(153)	(293)
Accrued taxes	(281)	(266)
Accrued compensation	(66)	(85)
Customer refunds	(1)	(103)
Other current liabilities	50	5
Net cash provided from operating activities	493	(53)
Investing Activities:
Property additions	(987)	(1,042)
Nuclear decommissioning trust fund purchases	(214)	(169)
Nuclear decommissioning trust fund sales	213	164
Cost of removal, net of salvage	(79)	(64)
Change in construction payables, net of joint owner portion	(282)	(27)
Payments pursuant to LTSAs	(59)	(3)
Proceeds from dispositions	0	56
Other investing activities	(9)	(32)
Net cash used for investing activities	(1,417)	(1,117)
Financing Activities:
Increase (decrease) in notes payable, net	(546)
Increase (decrease) in notes payable, net		465
Proceeds —
Proceeds — Senior notes	1,400	0
Short-term borrowings	150	100
Revenue bonds	0	229
Redemptions and repurchases —
Short-term borrowings	(250)	(200)
FFB loan	(21)	(21)
Capital contributions from parent company	750	750
Payment of common stock dividends	(513)	(464)
Other financing activities	(66)	(9)
Net cash provided from financing activities	904	850
Net Change in Cash, Cash Equivalents, and Restricted Cash	(20)	(320)
Cash, Cash Equivalents, and Restricted Cash at Beginning of Period	75	480
Cash, Cash Equivalents, and Restricted Cash at End of Period	55	160
Supplemental Cash Flow Information:
Interest, net of amounts capitalized	169	159
Noncash transactions —
Accrued property additions at end of period	334	548
Right-of-use assets obtained under operating leases	$ 3	$ 3