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Condensed Balance Sheets (Unaudited) - APC - USD ($)
$ in Millions
Sep. 30, 2025
Dec. 31, 2024
Current Assets:    
Cash and cash equivalents $ 3,341 $ 1,070
Receivables —    
Customer accounts and affiliated 2,304 2,228
Unbilled revenues 685 825
Other accounts and notes 476 597
Accumulated provision for uncollectible accounts (79) (74)
Fossil fuel stock 682 803
Materials and supplies 2,158 2,178
Prepaid expenses 324 294
Other regulatory assets 793 804
Other current assets 602 476
Total current assets 12,627 10,694
Property, Plant, and Equipment:    
In service 143,189 137,143
Less: Accumulated depreciation 42,793 40,126
Plant in service, net of depreciation 100,396 97,017
Other utility plant, net 331 410
Nuclear fuel, at amortized cost 914 873
Construction work in progress 9,239 6,389
Total property, plant, and equipment 110,880 104,689
Other Property and Investments:    
Nuclear decommissioning trusts, at fair value 2,884 2,621
Equity investments in unconsolidated subsidiaries 1,303 1,416
Miscellaneous property and investments 696 668
Total other property and investments 10,352 10,198
Deferred Charges and Other Assets:    
Operating lease right-of-use assets, net of amortization 1,378 1,386
Deferred charges related to income taxes 911 889
Regulatory assets – asset retirement obligations 5,047 5,458
Other regulatory assets, deferred 7,361 7,037
Other deferred charges and assets 1,322 1,467
Total deferred charges and other assets 19,389 19,599
Total Assets 153,248 145,180
Current Liabilities:    
Securities due within one year 7,541 4,718
Accounts payable —    
Customer deposits 489 486
Accrued interest 602 682
Accrued compensation 1,206 1,261
Asset retirement obligations 680 731
Other regulatory liabilities 196 369
Other current liabilities 970 1,100
Total current liabilities 16,726 15,993
Long-term Debt 64,621 58,768
Deferred Credits and Other Liabilities:    
Accumulated deferred income taxes 12,250 11,730
Deferred credits related to income taxes 4,381 4,434
Accumulated deferred ITCs 1,994 2,056
Employee benefit obligations 955 1,011
Operating lease obligations 1,242 1,253
Asset retirement obligations, deferred 8,774 9,203
Other regulatory liabilities, deferred 642 692
Other deferred credits and liabilities 1,357 1,350
Total deferred credits and other liabilities 33,627 33,745
Total Liabilities 114,974 108,506
Total Liabilities and Stockholders' Equity 153,248 145,180
Alabama Power    
Current Assets:    
Cash and cash equivalents 543 585
Receivables —    
Unbilled revenues 197 187
Other accounts and notes 82 126
Accumulated provision for uncollectible accounts (22) (22)
Fossil fuel stock 267 339
Materials and supplies 720 699
Prepaid expenses 128 63
Other regulatory assets 345 332
Other current assets 137 79
Total current assets 3,107 2,991
Property, Plant, and Equipment:    
In service 38,605 36,501
Less: Accumulated depreciation 12,614 11,741
Plant in service, net of depreciation 25,991 24,760
Other utility plant, net 331 410
Nuclear fuel, at amortized cost 298 262
Construction work in progress 1,412 1,377
Total property, plant, and equipment 28,032 26,809
Other Property and Investments:    
Nuclear decommissioning trusts, at fair value 1,526 1,386
Equity investments in unconsolidated subsidiaries 46 48
Miscellaneous property and investments 123 129
Total other property and investments 1,695 1,563
Deferred Charges and Other Assets:    
Operating lease right-of-use assets, net of amortization 82 84
Deferred charges related to income taxes 268 264
Prepaid pension and other postretirement benefit costs 922 841
Regulatory assets – asset retirement obligations 1,515 1,780
Other regulatory assets, deferred 1,914 1,815
Other deferred charges and assets 413 391
Total deferred charges and other assets 5,114 5,175
Total Assets 37,948 36,538
Current Liabilities:    
Securities due within one year 624 655
Accounts payable —    
Customer deposits 115 113
Accrued taxes 289 78
Accrued interest 102 120
Accrued compensation 261 240
Asset retirement obligations 264 364
Other regulatory liabilities 29 165
Other current liabilities 136 219
Total current liabilities 2,489 2,878
Long-term Debt 11,381 10,499
Deferred Credits and Other Liabilities:    
Accumulated deferred income taxes 4,361 4,178
Deferred credits related to income taxes 1,382 1,398
Accumulated deferred ITCs 107 113
Employee benefit obligations 150 148
Operating lease obligations 73 76
Asset retirement obligations, deferred 3,446 3,694
Other regulatory liabilities, deferred 171 271
Other deferred credits and liabilities 274 195
Total deferred credits and other liabilities 9,964 10,073
Total Liabilities 23,834 23,450
Total common stockholders' equity 14,114 13,088
Total Liabilities and Stockholders' Equity 37,948 36,538
Alabama Power | Nonrelated Party    
Receivables —    
Customer accounts and affiliated 577 512
Accounts payable —    
Affiliated and Other 367 625
Alabama Power | Related Party    
Receivables —    
Customer accounts and affiliated 133 91
Accounts payable —    
Affiliated and Other $ 302 $ 299