v3.26.3
CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - SWEPCo - USD ($)
$ in Millions
 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
OPERATING ACTIVITIES    
Net Income $ 2,868 $ 3,091
Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:    
Depreciation and Amortization 2,842 2,566
Deferred Income Taxes 515 124
Asset Impairments and Other Related Charges 31 0
Allowance for Equity Funds Used During Construction (226) (173)
Mark-to-Market of Risk Management Contracts (116) (193)
Property Taxes 564 541
Deferred Fuel Over/Under-Recovery, Net 133 165
Change in Other Noncurrent Assets (838) (720)
Change in Other Noncurrent Liabilities 673 134
Changes in Certain Components of Working Capital:    
Accounts Receivable, Net (528) (212)
Fuel, Materials and Supplies (162) 151
Accounts Payable 603 327
Accrued Taxes, Net (899) (687)
Other Current Assets (81) 38
Other Current Liabilities 388 74
Net Cash Flows from Operating Activities 5,767 5,131
INVESTING ACTIVITIES    
Construction Expenditures (9,107) (6,001)
Other Investing Activities (58) (92)
Net Cash Flows Used for Investing Activities (11,171) (7,749)
FINANCING ACTIVITIES    
Issuance of Long-term Debt 7,026 6,249
Change in Short-term Debt – Nonaffiliated 367 (1,008)
Retirement of Long-term Debt (1,834) (2,804)
Dividends Paid to Noncontrolling Interest (175) (71)
Other Financing Activities (68) (35)
Net Cash Flows from (Used for) Financing Activities 5,643 3,479
Net Increase (Decrease) in Cash, Cash Equivalents and Restricted Cash 239 861
Cash, Cash Equivalents and Restricted Cash at Beginning of Period 268 246
Cash, Cash Equivalents and Restricted Cash at End of Period 507 1,107
SUPPLEMENTARY INFORMATION    
Cash Paid for Interest, Net of Capitalized Amounts 1,548 1,315
Construction Expenditures Included in Current Liabilities as of September 30, 1,813 1,169
SOUTHWESTERN ELECTRIC POWER COMPANY    
OPERATING ACTIVITIES    
Net Income 332 356
Adjustments to Reconcile Net Income to Net Cash Flows from Operating Activities:    
Depreciation and Amortization 374 334
Deferred Income Taxes 51 23
Asset Impairments and Other Related Charges 31 0
Allowance for Equity Funds Used During Construction (23) (14)
Mark-to-Market of Risk Management Contracts (7) (37)
Property Taxes (26) (23)
Deferred Fuel Over/Under-Recovery, Net 75 91
Change in Regulatory Assets (81) (44)
Change in Other Noncurrent Assets (39) (7)
Change in Other Noncurrent Liabilities (43) (104)
Changes in Certain Components of Working Capital:    
Accounts Receivable, Net 19 (23)
Fuel, Materials and Supplies (8) 6
Accounts Payable (2) 136
Accrued Taxes, Net (68) 69
Other Current Assets (10) 1
Other Current Liabilities 31 (11)
Net Cash Flows from Operating Activities 606 753
INVESTING ACTIVITIES    
Construction Expenditures (1,022) (654)
Change in Advances to Affiliates, Net (471) (267)
Other Investing Activities 23 11
Net Cash Flows Used for Investing Activities (1,470) (910)
FINANCING ACTIVITIES    
Capital Contribution from Parent 246 450
Issuance of Long-term Debt 2,134 1
Change in Short-term Debt – Nonaffiliated (3) 2
Change in Advances from Affiliates, Net 0 (275)
Dividends Paid to Noncontrolling Interest (2) (3)
Other Financing Activities (2) (1)
Net Cash Flows from (Used for) Financing Activities 856 163
Net Increase (Decrease) in Cash, Cash Equivalents and Restricted Cash (8) 6
Cash, Cash Equivalents and Restricted Cash at Beginning of Period 17 5
Cash, Cash Equivalents and Restricted Cash at End of Period 9 11
SUPPLEMENTARY INFORMATION    
Cash Paid for Interest, Net of Capitalized Amounts 139 119
Construction Expenditures Included in Current Liabilities as of September 30, 261 116
SOUTHWESTERN ELECTRIC POWER COMPANY | Nonrelated Party    
FINANCING ACTIVITIES    
Retirement of Long-term Debt (517) (11)
SOUTHWESTERN ELECTRIC POWER COMPANY | Affiliated Entity    
FINANCING ACTIVITIES    
Retirement of Long-term Debt $ (1,000) $ 0