v3.26.1
Condensed Consolidated Balance Sheets (Unaudited) - GAS - USD ($)
$ in Millions
Jun. 30, 2026
Dec. 31, 2025
Current Assets:    
Cash and cash equivalents $ 2,984 $ 1,639
Receivables —    
Customer accounts 2,301 2,251
Unbilled revenues 938 931
Other accounts and notes 580 655
Accumulated provision for uncollectible accounts (98) (84)
Materials and supplies 2,380 2,202
Natural gas for sale 198 396
Prepaid expenses 370 327
Other regulatory assets 916 709
Other current assets 501 487
Total current assets 12,378 10,917
Property, Plant, and Equipment:    
In service 151,437 146,114
Less: Accumulated depreciation 45,868 43,483
Plant in service, net of depreciation 105,569 102,631
Construction work in progress 11,874 10,534
Total property, plant, and equipment 118,345 114,369
Other Property and Investments:    
Goodwill 5,161 5,161
Equity investments in unconsolidated subsidiaries 1,428 1,318
Other intangible assets, net of amortization 287 300
Miscellaneous property and investments 701 714
Total other property and investments 10,687 10,440
Deferred Charges and Other Assets:    
Operating lease right-of-use assets, net of amortization 1,369 1,358
Other regulatory assets, deferred 7,577 7,427
Other deferred charges and assets 1,661 1,436
Total deferred charges and other assets 20,617 19,994
Total Assets 162,027 155,720
Current Liabilities:    
Securities due within one year 4,694 6,220
Notes payable 2,132 722
Accounts payable —    
Customer deposits 487 475
Accrued interest 812 807
Accrued compensation 927 1,418
Natural gas cost over recovery 191 158
Other regulatory liabilities 190 240
Other current liabilities 1,146 1,157
Total current liabilities 15,734 16,888
Long-term Debt 68,756 65,649
Deferred Credits and Other Liabilities:    
Accumulated deferred income taxes 12,628 12,133
Deferred credits related to income taxes 4,611 4,712
Employee benefit obligations 1,029 980
Operating lease obligations 1,298 1,287
Other cost of removal obligations 2,084 2,036
Other deferred credits and liabilities 1,850 1,505
Total deferred credits and other liabilities 35,195 34,316
Total Liabilities 119,685 116,853
Total Liabilities and Stockholders' Equity 162,027 155,720
SOUTHERN Co GAS    
Current Assets:    
Cash and cash equivalents 214 15
Receivables —    
Customer accounts 326 490
Unbilled revenues 85 341
Other accounts and notes 61 57
Accumulated provision for uncollectible accounts (65) (50)
Materials and supplies 61 62
Natural gas for sale 198 396
Prepaid expenses 35 26
Other regulatory assets 117 114
Other current assets 49 66
Total current assets 1,081 1,517
Property, Plant, and Equipment:    
In service 24,726 24,098
Less: Accumulated depreciation 6,489 6,273
Plant in service, net of depreciation 18,237 17,825
Construction work in progress 969 863
Total property, plant, and equipment 19,206 18,688
Other Property and Investments:    
Goodwill 5,015 5,015
Equity investments in unconsolidated subsidiaries 1,254 1,182
Other intangible assets, net of amortization 1 3
Miscellaneous property and investments 25 24
Total other property and investments 6,295 6,224
Deferred Charges and Other Assets:    
Operating lease right-of-use assets, net of amortization 80 85
Prepaid pension and other postretirement benefit costs 301 229
Other regulatory assets, deferred 508 517
Other deferred charges and assets 133 127
Total deferred charges and other assets 1,022 958
Total Assets 27,604 27,387
Current Liabilities:    
Securities due within one year 80 531
Notes payable 235 425
Accounts payable —    
Customer deposits 75 75
Accrued taxes 111 107
Accrued interest 102 100
Accrued compensation 98 137
Natural gas cost over recovery 191 158
Other regulatory liabilities 36 36
Other current liabilities 96 110
Total current liabilities 1,538 2,302
Long-term Debt 9,224 8,743
Deferred Credits and Other Liabilities:    
Accumulated deferred income taxes 2,059 1,971
Deferred credits related to income taxes 667 681
Employee benefit obligations 135 78
Operating lease obligations 120 123
Other cost of removal obligations 1,981 1,921
Accrued environmental remediation 201 207
Other deferred credits and liabilities 238 234
Total deferred credits and other liabilities 5,401 5,215
Total Liabilities 16,163 16,260
Total common stockholders' equity 11,441 11,127
Total Liabilities and Stockholders' Equity 27,604 27,387
SOUTHERN Co GAS | Related Party    
Accounts payable —    
Affiliated and Other 75 70
SOUTHERN Co GAS | Nonrelated Party    
Accounts payable —    
Affiliated and Other $ 439 $ 553