Condensed Balance Sheets (Unaudited) - APC - USD ($) $ in Millions	Mar. 31, 2024	Dec. 31, 2023
Current Assets:
Cash and cash equivalents	$ 713	$ 748
Receivables —
Customer accounts, net and Affiliated	2,191	2,030
Unbilled revenues	620	786
Other accounts and notes	512	519
Accumulated provision for uncollectible accounts	(78)	(68)
Fossil fuel stock	995	943
Materials and supplies	2,063	1,989
Prepaid expenses	474	406
Other regulatory assets	1,066	1,120
Other current assets	763	569
Total current assets	10,543	10,432
Property, Plant, and Equipment:
In service	129,228	128,428
Less: Accumulated provision for depreciation	38,347	37,725
Plant in service, net of depreciation	90,881	90,703
Other utility plant, net	483	499
Nuclear fuel, at amortized cost	881	858
Construction work in progress	8,225	7,784
Total property, plant, and equipment	100,470	99,844
Other Property and Investments:
Nuclear decommissioning trusts, at fair value	2,512	2,424
Equity investments in unconsolidated subsidiaries	1,395	1,368
Miscellaneous property and investments	673	665
Total other property and investments	10,100	9,986
Deferred Charges and Other Assets:
Operating lease right-of-use assets, net of amortization	1,400	1,432
Deferred charges related to income taxes	888	886
Regulatory assets – asset retirement obligations	5,379	5,459
Other regulatory assets, deferred	6,318	6,264
Other deferred charges and assets	1,578	1,468
Total deferred charges and other assets	19,007	19,069
Total Assets	140,120	139,331
Current Liabilities:
Securities due within one year	1,964	2,476
Notes payable	2,445	2,314
Accounts payable —
Customer deposits	456	503
Accrued interest	583	652
Accrued compensation	618	1,151
Asset retirement obligations	749	744
Other regulatory liabilities	169	141
Other current liabilities	1,108	1,029
Total current liabilities	11,458	13,467
Long-term Debt	59,361	57,210
Deferred Credits and Other Liabilities:
Accumulated deferred income taxes	11,195	10,990
Deferred credits related to income taxes	4,607	4,674
Accumulated deferred ITCs	2,046	2,067
Employee benefit obligations	1,096	1,115
Operating lease obligations, deferred	1,292	1,307
Asset retirement obligations, deferred	9,657	9,573
Other regulatory liabilities, deferred	731	715
Other deferred credits and liabilities	1,074	1,031
Total deferred credits and other liabilities	33,687	33,429
Total Liabilities	104,506	104,106
Total Stockholders' Equity	35,614	35,225
Total Liabilities and Stockholders' Equity	140,120	139,331
Alabama Power
Current Assets:
Cash and cash equivalents	292	324
Receivables —
Unbilled revenues	145	191
Other accounts and notes	68	109
Accumulated provision for uncollectible accounts	(18)	(16)
Fossil fuel stock	400	394
Materials and supplies	682	655
Prepaid expenses	149	62
Regulatory assets – under recovered retail fuel clause revenues	173	246
Other regulatory assets	382	385
Other current assets	100	142
Total current assets	2,986	3,077
Property, Plant, and Equipment:
In service	35,736	35,429
Less: Accumulated provision for depreciation	11,343	11,131
Plant in service, net of depreciation	24,393	24,298
Other utility plant, net	483	499
Nuclear fuel, at amortized cost	269	253
Construction work in progress	1,095	1,095
Total property, plant, and equipment	26,240	26,145
Other Property and Investments:
Nuclear decommissioning trusts, at fair value	1,327	1,261
Equity investments in unconsolidated subsidiaries	47	52
Miscellaneous property and investments	158	155
Total other property and investments	1,532	1,468
Deferred Charges and Other Assets:
Operating lease right-of-use assets, net of amortization	91	87
Deferred charges related to income taxes	264	262
Prepaid pension and other postretirement benefit costs	708	659
Regulatory assets – asset retirement obligations	1,767	1,810
Other regulatory assets, deferred	1,836	1,858
Other deferred charges and assets	418	414
Total deferred charges and other assets	5,084	5,090
Total Assets	35,842	35,780
Current Liabilities:
Securities due within one year	319	223
Notes payable	105	40
Accounts payable —
Customer deposits	107	105
Accrued taxes	205	51
Accrued interest	85	122
Accrued compensation	134	222
Asset retirement obligations	351	346
Other regulatory liabilities	43	44
Other current liabilities	195	191
Total current liabilities	2,064	2,304
Long-term Debt	10,847	10,960
Deferred Credits and Other Liabilities:
Accumulated deferred income taxes	4,164	4,170
Deferred credits related to income taxes	1,475	1,506
Accumulated deferred ITCs	73	74
Employee benefit obligations	156	155
Operating lease obligations, deferred	83	81
Asset retirement obligations, deferred	3,793	3,812
Other regulatory liabilities, deferred	288	291
Other deferred credits and liabilities	102	94
Total deferred credits and other liabilities	10,134	10,183
Total Liabilities	23,045	23,447
Total Stockholders' Equity	12,797	12,333
Total Liabilities and Stockholders' Equity	35,842	35,780
Alabama Power | Nonrelated Party
Receivables —
Customer accounts, net and Affiliated	544	513
Accounts payable —
Affiliated and Other	326	630
Alabama Power | Related Party
Receivables —
Customer accounts, net and Affiliated	69	72
Accounts payable —
Affiliated and Other	$ 194	$ 330