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CONSOLIDATED BALANCE SHEETS - SWEPCo (Parenthetical) - USD ($) $ in Millions | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Restricted Cash | $ 43.1 | $ 48.9
Materials and Supplies | 966.2 | 1,025.8
Other Property, Plant and Equipment | 7,491.6 | 6,484.9
Accumulated Depreciation and Amortization | 26,186.4 | 24,553.0
Securitized Assets | 554.3 | 336.3
Long-term Debt Due Within One Year | 3,335.0 | 2,490.5
Long-term Debt | $ 39,307.8 | $ 37,652.7
Common Stock – Par Value (in USD per share) | $ 6.50 | $ 6.50
Common Stock – Shares Authorized (in shares) | 600,000,000 | 600,000,000
Subsidiaries |  |
Restricted Cash | $ 43.1 | $ 48.9
Long-term Debt Due Within One Year | 216.5 | 207.2
Long-term Debt | 826.5 | 556.3
SOUTHWESTERN ELECTRIC POWER COMPANY |  |
Restricted Cash | 3.4 | 0.0
Materials and Supplies | 81.4 | 88.4
Other Property, Plant and Equipment | 940.4 | 814.4
Accumulated Depreciation and Amortization | 3,280.0 | 3,087.2
Securitized Assets | 331.4 | 0.0
Long-term Debt Due Within One Year | 22.7 | 0.0
Long-term Debt | $ 3,958.1 | $ 3,646.9
Common Stock – Par Value (in USD per share) | $ 18 | $ 18
Common Stock – Shares Authorized (in shares) | 3,680 | 3,680
Common Stock – Shares Outstanding (in shares) | 3,680 | 3,680
SOUTHWESTERN ELECTRIC POWER COMPANY | Subsidiaries |  |
Restricted Cash | $ 3.4 | $ 0.0
Securitized Assets | 331.4 | 0.0
Long-term Debt Due Within One Year | 22.7 | 0.0
Long-term Debt | 308.7 | 0.0
SOUTHWESTERN ELECTRIC POWER COMPANY | Sabine |  |
Materials and Supplies | 1.5 | 3.9
Other Property, Plant and Equipment | 166.8 | 182.7
Accumulated Depreciation and Amortization | $ 166.8 | $ 182.7

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