CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023
CURRENT ASSETS
Cash and Cash Equivalents	$ 202.9	$ 330.1
Restricted Cash	43.1	48.9
Other Temporary Investments	215.4	214.3
Accounts Receivable:
Customers	1,100.1	1,029.9
Accrued Unbilled Revenues	367.0	179.5
Pledged Accounts Receivable – AEP Credit	1,161.5	1,249.4
Miscellaneous	64.1	48.7
Allowance for Credit Losses	(60.8)	(60.1)
Total Accounts Receivable	2,631.9	2,447.4
Fuel	748.9	853.7
Materials and Supplies	966.2	1,025.8
Risk Management Assets	210.4	217.5
Accrued Tax Benefits	38.2	156.2
Regulatory Asset for Under-Recovered Fuel Costs	445.9	514.0
Prepayments and Other Current Assets	285.9	274.2
TOTAL CURRENT ASSETS	5,788.8	6,082.1
PROPERTY, PLANT AND EQUIPMENT
Generation	24,829.7	24,329.5
Transmission	38,871.9	35,934.1
Distribution	31,061.9	28,989.9
Other Property, Plant and Equipment (Including Coal Mining and Nuclear Fuel)	7,491.6	6,484.9
Construction Work in Progress	6,346.9	5,508.0
Total Property, Plant and Equipment	108,602.0	101,246.4
Accumulated Depreciation and Amortization	26,186.4	24,553.0
TOTAL PROPERTY, PLANT AND EQUIPMENT – NET	82,415.6	76,693.4
OTHER NONCURRENT ASSETS
Regulatory Assets	5,129.2	5,092.4
Securitized Assets	554.3	336.3
Spent Nuclear Fuel and Decommissioning Trusts	4,395.1	3,860.2
Goodwill	52.5	52.5
Long-term Risk Management Assets	289.1	321.2
Operating Lease Assets	580.1	620.2
Deferred Charges and Other Noncurrent Assets	3,873.3	3,625.7
TOTAL OTHER NONCURRENT ASSETS	14,873.6	13,908.5
TOTAL ASSETS	103,078.0	96,684.0
CURRENT LIABILITIES
Accounts Payable	2,637.6	2,032.5
Short-term Debt:
Securitized Debt for Receivables – AEP Credit	900.0	888.0
Other Short-term Debt	1,623.8	1,942.2
Total Short-term Debt	2,523.8	2,830.2
Long-term Debt Due Within One Year	3,335.0	2,490.5
Risk Management Liabilities	100.0	229.6
Customer Deposits	454.7	423.7
Accrued Taxes	1,922.1	1,800.1
Accrued Interest	453.3	410.2
Obligations Under Operating Leases	91.9	115.7
Other Current Liabilities	1,490.9	1,251.1
TOTAL CURRENT LIABILITIES	13,009.3	11,583.6
NONCURRENT LIABILITIES
Long-term Debt	39,307.8	37,652.7
Long-term Risk Management Liabilities	224.4	241.8
Deferred Income Taxes	9,972.4	9,415.7
Regulatory Liabilities and Deferred Investment Tax Credits	8,344.0	8,182.4
Asset Retirement Obligations	3,530.6	2,972.5
Employee Benefits and Pension Obligations	360.7	241.7
Obligations Under Operating Leases	504.3	519.4
Deferred Credits and Other Noncurrent Liabilities	800.6	545.8
TOTAL NONCURRENT LIABILITIES	63,044.8	59,772.0
TOTAL LIABILITIES	76,054.1	71,355.6
Rate Matters (Note 4)
Commitments and Contingencies (Note 6)
MEZZANINE EQUITY
Contingently Redeemable Performance Share Awards	37.8	42.5
TOTAL MEZZANINE EQUITY	37.8	42.5
EQUITY
Common Stock	3,471.6	3,427.9
Paid-in Capital	9,606.1	9,073.9
Retained Earnings	13,869.2	12,800.4
Accumulated Other Comprehensive Income (Loss)	(3.1)	(55.5)
TOTAL COMMON SHAREHOLDER’S EQUITY	26,943.8	25,246.7
Noncontrolling Interests	42.3	39.2
TOTAL EQUITY	26,986.1	25,285.9
TOTAL LIABILITIES, MEZZANINE EQUITY AND EQUITY	$ 103,078.0	$ 96,684.0