Condensed Consolidated Balance Sheets - USD ($) $ in Millions		Jun. 30, 2024		Dec. 31, 2023
Current Assets
Cash and Cash Equivalents		$ 202.5		$ 330.1
Restricted Cash		45.4		48.9
Other Temporary Investments		225.7		214.3
Accounts Receivable:
Customers		1,081.1		1,029.9
Accrued Unbilled Revenues		308.6		179.5
Pledged Accounts Receivable - AEP Credit		1,276.6		1,249.4
Miscellaneous		47.1		48.7
Allowance for Uncollectible Accounts		(61.6)		(60.1)
Total Accounts Receivable		2,651.8		2,447.4
Fuel		741.3		853.7
Materials and Supplies		1,021.7		1,025.8
Risk Management Assets		322.7		217.5
Accrued Tax Benefits		171.0		156.2
Assets Held for Sale		353.2		0.0
Regulatory Asset for Under-Recovered Fuel Costs		506.2		514.0
Prepayments and Other Current Assets		411.3		274.2
TOTAL CURRENT ASSETS		6,652.8		6,082.1
Property, Plant and Equipment
Generation		24,319.7		24,329.5
Transmission		36,919.7		35,934.1
Distribution		30,019.3		28,989.9
Other Property, Plant and Equipment		6,796.6		6,484.9
Construction Work in Progress		6,196.6		5,508.0
Total Property, Plant and Equipment		104,251.9		101,246.4
Accumulated Depreciation and Amortization		25,391.5		24,553.0
TOTAL PROPERTY, PLANT AND EQUIPMENT - NET		78,860.4		76,693.4
Other Noncurrent Assets
Regulatory Assets		5,354.3		5,092.4
Securitized Assets		283.2		336.3
Spent Nuclear Fuel and Decommissioning Trusts		4,214.0		3,860.2
Goodwill		52.5		52.5
Long-term Risk Management Assets		255.4		321.2
Operating Lease Assets		581.1		620.2
Deferred Charges and Other Noncurrent Assets		3,368.9		3,625.7
TOTAL OTHER NONCURRENT ASSETS		14,109.4		13,908.5
TOTAL ASSETS		99,622.6	[1]	96,684.0
Current Liabilities
Accounts Payable		2,331.5		2,032.5
Short-term Debt:
Securitized Debt for Receivables - AEP Credit	[2]	900.0		888.0
Other Short-term Debt		781.7		1,942.2
Total Short-term Debt		1,681.7		2,830.2
Long-term Debt Due Within One Year		2,071.9		2,490.5
Risk Management Liabilities		155.0		229.6
Customer Deposits		441.7		423.7
Accrued Taxes		1,513.2		1,800.1
Accrued Interest		458.0		410.2
Obligations Under Operating Leases		99.1		115.7
Liabilities Held for Sale		12.5		0.0
Other Current Liabilities		1,398.1		1,251.1
TOTAL CURRENT LIABILITIES		10,162.7		11,583.6
Noncurrent Liabilities
Long-term Debt		39,990.4		37,652.7
Deferred Income Tax Liabilities, Net		9,786.4		9,415.7
Long-term Risk Management Liabilities		261.4		241.8
Regulatory Liabilities and Deferred Investment Tax Credits		8,185.9		8,182.4
Asset Retirement Obligations		3,633.7		2,972.5
Employee Benefits and Pension Obligations		226.5		241.7
Obligations Under Operating Leases		496.9		519.4
Deferred Credits and Other Noncurrent Liabilities		646.1		545.8
TOTAL NONCURRENT LIABILITIES		63,227.3		59,772.0
TOTAL LIABILITIES		73,390.0		71,355.6
Rate Matters
Commitments and Contingencies
Contingently Reedemable Performance Share Awards		56.9		42.5
Total Mezzanine Equity		56.9		42.5
Equity
Common Stock		3,465.4		3,427.9
Paid-in Capital		9,498.5		9,073.9
Retained Earnings		13,211.3		12,800.4
Accumulated Other Comprehensive Income (Loss)		(40.0)		(55.5)
TOTAL COMMON SHAREHOLDER'S EQUITY		26,135.2		25,246.7
Noncontrolling Interests		40.5		39.2
TOTAL EQUITY		26,175.7		25,285.9
TOTAL LIABILITIES AND EQUITY		$ 99,622.6		$ 96,684.0
Common Stock, No Par Value		$ 6.50		$ 6.50
Common Stock, Shares Authorized		600,000,000		600,000,000
Common Stock, Shares, Issued		533,144,747		527,369,157
Treasury Stock, Shares		1,184,572		1,184,572
Commodity [Member]
Equity
Cross Default Provisions Maximum Third Party Obligation Amount		$ 50.0
Subsidiaries [Member]
Current Assets
Restricted Cash		45.4		$ 48.9
Other Temporary Investments		208.5		205.0
Short-term Debt:
Long-term Debt Due Within One Year		194.0		207.2
Noncurrent Liabilities
Long-term Debt		575.9		556.3
AEP Texas Inc. [Member]
Current Assets
Cash and Cash Equivalents		0.1		0.1
Restricted Cash		29.4		34.0
Accounts Receivable:
Customers		223.4		176.5
Accrued Unbilled Revenues		112.3		82.3
Miscellaneous		1.9		0.8
Allowance for Uncollectible Accounts		(4.1)		(4.9)
Total Accounts Receivable		351.6		278.5
Materials and Supplies		185.4		190.4
Prepayments and Other Current Assets		7.8		10.0
TOTAL CURRENT ASSETS		832.5		520.1
Property, Plant and Equipment
Transmission		7,047.1		6,812.6
Distribution		6,033.3		5,798.8
Other Property, Plant and Equipment		1,157.3		1,145.9
Construction Work in Progress		1,112.0		904.6
Total Property, Plant and Equipment		15,349.7		14,661.9
Accumulated Depreciation and Amortization		1,974.9		1,887.9
TOTAL PROPERTY, PLANT AND EQUIPMENT - NET		13,374.8		12,774.0
Other Noncurrent Assets
Regulatory Assets		350.6		315.3
Securitized Assets		163.3		202.9
Deferred Charges and Other Noncurrent Assets		227.2		178.4
TOTAL OTHER NONCURRENT ASSETS		741.1		696.6
TOTAL ASSETS		14,948.4		13,990.7
Current Liabilities
Accounts Payable		290.5		192.3
Short-term Debt:
Long-term Debt Due Within One Year		63.6		96.0
Accrued Taxes		140.6		99.1
Accrued Interest		54.1		49.2
Obligations Under Operating Leases		20.6		28.7
Other Current Liabilities		217.8		152.7
TOTAL CURRENT LIABILITIES		820.5		749.4
Noncurrent Liabilities
Long-term Debt		6,426.1		5,793.8
Deferred Income Tax Liabilities, Net		1,274.9		1,227.8
Regulatory Liabilities and Deferred Investment Tax Credits		1,279.7		1,261.4
Obligations Under Operating Leases		48.2		50.9
Deferred Credits and Other Noncurrent Liabilities		87.1		111.3
TOTAL NONCURRENT LIABILITIES		9,116.0		8,445.2
TOTAL LIABILITIES		9,936.5		9,194.6
Rate Matters
Commitments and Contingencies
Equity
Paid-in Capital		2,081.2		2,079.6
Retained Earnings		2,933.2		2,725.1
Accumulated Other Comprehensive Income (Loss)		(2.5)		(8.6)
TOTAL EQUITY		5,011.9		4,796.1
TOTAL LIABILITIES AND EQUITY		14,948.4		13,990.7
AEP Texas Inc. [Member] | Related Party
Current Assets
Advances to Affiliates		258.2		7.1
Accounts Receivable:
Affiliated Companies - Contracts with Customers		18.1		23.8
Current Liabilities
Advances from Affiliates		0.0		103.7
Accounts Payable		33.3		27.7
AEP Texas Inc. [Member] | AEP Texas Transition Funding and Restoration Funding [Member]
Current Assets
Restricted Cash		29.4		34.0
Other Noncurrent Assets
Securitized Assets		163.3		202.9
Short-term Debt:
Long-term Debt Due Within One Year		63.6		95.9
Accrued Interest		1.9		2.0
Noncurrent Liabilities
Long-term Debt		114.2		125.9
AEP Transmission Co [Member]
Current Assets
Cash and Cash Equivalents		0.0		0.0
Accounts Receivable:
Customers		88.5		82.2
Total Accounts Receivable		231.5		207.7
Prepayments and Other Current Assets		14.3		4.0
TOTAL CURRENT ASSETS		521.0		278.8
Property, Plant and Equipment
Transmission		14,103.9		13,723.9
Other Property, Plant and Equipment		504.4		501.4
Construction Work in Progress		1,914.5		1,563.7
Total Property, Plant and Equipment		16,522.8		15,789.0
Accumulated Depreciation and Amortization		1,436.8		1,291.3
TOTAL PROPERTY, PLANT AND EQUIPMENT - NET		15,086.0		14,497.7
Other Noncurrent Assets
Regulatory Assets		1.6		3.1
Deferred Property Taxes		170.2		286.4
Deferred Charges and Other Noncurrent Assets		7.4		6.5
TOTAL OTHER NONCURRENT ASSETS		179.2		296.0
TOTAL ASSETS		15,786.2		15,072.5
Current Liabilities
Accounts Payable		326.2		274.7
Short-term Debt:
Long-term Debt Due Within One Year		185.0		95.0
Accrued Taxes		504.0		568.6
Accrued Interest		46.5		39.6
Obligations Under Operating Leases		1.4		1.3
Other Current Liabilities		33.9		24.7
TOTAL CURRENT LIABILITIES		1,251.1		1,286.1
Noncurrent Liabilities
Long-term Debt		5,676.5		5,319.4
Deferred Income Tax Liabilities, Net		1,204.8		1,147.7
Regulatory Liabilities and Deferred Investment Tax Credits		832.5		783.7
Obligations Under Operating Leases		1.2		1.4
Deferred Credits and Other Noncurrent Liabilities		166.3		200.9
TOTAL NONCURRENT LIABILITIES		7,881.3		7,453.1
TOTAL LIABILITIES		9,132.4		8,739.2
Rate Matters
Commitments and Contingencies
Equity
Paid-in Captial		3,078.0		3,043.4
Retained Earnings		3,575.8		3,289.9
TOTAL MEMBER'S EQUITY		6,653.8		6,333.3
TOTAL LIABILITIES AND EQUITY		15,786.2		15,072.5
AEP Transmission Co [Member] | Related Party
Current Assets
Advances to Affiliates		275.2		67.1
Accounts Receivable:
Affiliated Companies - Contracts with Customers		143.0		125.5
Current Liabilities
Advances from Affiliates		46.5		174.3
Accounts Payable		107.6		107.9
Appalachian Power Co [Member]
Current Assets
Cash and Cash Equivalents		4.0		5.0
Restricted Cash		15.9		14.9
Accounts Receivable:
Customers		189.1		170.3
Accrued Unbilled Revenues		71.2		70.8
Miscellaneous		0.3		0.6
Allowance for Uncollectible Accounts		(2.0)		(2.0)
Total Accounts Receivable		372.2		338.5
Fuel		282.4		315.0
Materials and Supplies		135.6		148.4
Risk Management Assets		67.7		22.4
Regulatory Asset for Under-Recovered Fuel Costs		150.3		155.4
Prepayments and Other Current Assets		47.4		40.5
TOTAL CURRENT ASSETS		1,118.0		1,059.0
Property, Plant and Equipment
Generation		7,192.8		7,041.3
Transmission		4,860.2		4,711.8
Distribution		5,324.3		5,176.6
Other Property, Plant and Equipment		1,044.8		981.3
Construction Work in Progress		703.5		709.2
Total Property, Plant and Equipment		19,125.6		18,620.2
Accumulated Depreciation and Amortization		5,872.0		5,688.7
TOTAL PROPERTY, PLANT AND EQUIPMENT - NET		13,253.6		12,931.5
Other Noncurrent Assets
Regulatory Assets		1,324.9		1,155.1
Securitized Assets		119.8		133.4
Employee Benefits and Pension Assets		180.2		171.7
Operating Lease Assets		68.9		73.7
Deferred Charges and Other Noncurrent Assets		179.1		187.5
TOTAL OTHER NONCURRENT ASSETS		1,872.9		1,721.4
TOTAL ASSETS		16,244.5		15,711.9
Current Liabilities
Accounts Payable		374.5		280.4
Short-term Debt:
Long-term Debt Due Within One Year		682.7		538.8
Risk Management Liabilities		9.0		15.9
Customer Deposits		83.1		80.0
Accrued Taxes		156.2		117.6
Accrued Interest		63.7		58.9
Obligations Under Operating Leases		13.5		14.6
Other Current Liabilities		153.4		118.8
TOTAL CURRENT LIABILITIES		1,674.0		1,685.9
Noncurrent Liabilities
Long-term Debt		4,989.3		5,049.5
Deferred Income Tax Liabilities, Net		2,012.6		2,011.9
Regulatory Liabilities and Deferred Investment Tax Credits		1,088.8		1,081.9
Asset Retirement Obligations		749.7		442.5
Employee Benefits and Pension Obligations		31.8		32.8
Obligations Under Operating Leases		56.0		59.8
Deferred Credits and Other Noncurrent Liabilities		62.3		70.9
TOTAL NONCURRENT LIABILITIES		8,990.5		8,749.3
TOTAL LIABILITIES		10,664.5		10,435.2
Rate Matters
Commitments and Contingencies
Equity
Common Stock		260.4		260.4
Paid-in Capital		1,944.0		1,834.5
Retained Earnings		3,380.3		3,185.5
Accumulated Other Comprehensive Income (Loss)		(4.7)		(3.7)
TOTAL EQUITY		5,580.0		5,276.7
TOTAL LIABILITIES AND EQUITY		$ 16,244.5		$ 15,711.9
Common Stock, No Par Value		$ 0		$ 0
Common Stock, Shares Authorized		30,000,000		30,000,000
Common Stock, Shares, Outstanding		13,499,500		13,499,500
Appalachian Power Co [Member] | Related Party
Current Assets
Advances to Affiliates		$ 42.5		$ 18.9
Accounts Receivable:
Affiliated Companies - Contracts with Customers		113.6		98.8
Current Liabilities
Advances from Affiliates		0.0		339.6
Accounts Payable		137.9		121.3
Indiana Michigan Power Co [Member]
Current Assets
Cash and Cash Equivalents		2.4		2.1
Accounts Receivable:
Customers		51.6		66.9
Accrued Unbilled Revenues		6.5		0.2
Miscellaneous		4.5		8.2
Total Accounts Receivable		141.4		140.3
Fuel		79.4		88.1
Materials and Supplies		208.3		208.2
Risk Management Assets		28.1		27.8
Regulatory Asset for Under-Recovered Fuel Costs		5.7		14.8
Prepayments and Other Current Assets		61.9		46.7
TOTAL CURRENT ASSETS		527.2		528.0
Property, Plant and Equipment
Generation		5,669.7		5,646.8
Transmission		1,924.3		1,906.4
Distribution		3,402.9		3,254.0
Other Property, Plant and Equipment		918.0		898.5
Construction Work in Progress		339.2		301.7
Total Property, Plant and Equipment		12,254.1		12,007.4
Accumulated Depreciation and Amortization		4,522.8		4,378.4
TOTAL PROPERTY, PLANT AND EQUIPMENT - NET		7,731.3		7,629.0
Other Noncurrent Assets
Regulatory Assets		589.6		406.3
Spent Nuclear Fuel and Decommissioning Trusts		4,214.0		3,860.2
Operating Lease Assets		48.1		53.8
Deferred Charges and Other Noncurrent Assets		295.5		330.7
TOTAL OTHER NONCURRENT ASSETS		5,147.2		4,651.0
TOTAL ASSETS		13,405.7		12,808.0
Current Liabilities
Accounts Payable		235.9		225.8
Short-term Debt:
Long-term Debt Due Within One Year		291.3		83.7
Customer Deposits		51.9		72.2
Accrued Taxes		140.8		104.7
Accrued Interest		41.2		41.3
Obligations Under Operating Leases		13.1		16.8
Regulatory Liability for Over-Recovered Fuel Costs		4.6		23.2
Other Current Liabilities		106.9		91.9
TOTAL CURRENT LIABILITIES		1,036.3		830.2
Noncurrent Liabilities
Long-term Debt		3,249.0		3,415.7
Deferred Income Tax Liabilities, Net		1,212.9		1,169.9
Regulatory Liabilities and Deferred Investment Tax Credits		2,336.5		2,052.3
Asset Retirement Obligations		2,223.1		2,104.3
Obligations Under Operating Leases		35.8		37.7
Deferred Credits and Other Noncurrent Liabilities		61.6		57.7
TOTAL NONCURRENT LIABILITIES		9,118.9		8,837.6
TOTAL LIABILITIES		10,155.2		9,667.8
Rate Matters
Commitments and Contingencies
Equity
Common Stock		56.6		56.6
Paid-in Capital		1,002.6		997.6
Retained Earnings		2,191.8		2,086.6
Accumulated Other Comprehensive Income (Loss)		(0.5)		(0.6)
TOTAL EQUITY		3,250.5		3,140.2
TOTAL LIABILITIES AND EQUITY		$ 13,405.7		$ 12,808.0
Common Stock, No Par Value		$ 0		$ 0
Common Stock, Shares Authorized		2,500,000		2,500,000
Common Stock, Shares, Outstanding		1,400,000		1,400,000
Indiana Michigan Power Co [Member] | Related Party
Accounts Receivable:
Affiliated Companies - Contracts with Customers		$ 78.8		$ 65.0
Current Liabilities
Advances from Affiliates		52.6		63.3
Accounts Payable		98.0		107.3
Indiana Michigan Power Co [Member] | DCC Fuel [Member]
Short-term Debt:
Long-term Debt Due Within One Year		99.9		81.4
Ohio Power Co [Member]
Current Assets
Cash and Cash Equivalents		6.3		6.4
Accounts Receivable:
Customers		102.2		39.2
Miscellaneous		10.0		2.3
Total Accounts Receivable		253.6		170.7
Materials and Supplies		174.2		183.9
Prepayments and Other Current Assets		20.2		16.8
TOTAL CURRENT ASSETS		504.2		377.8
Property, Plant and Equipment
Transmission		3,496.5		3,395.1
Distribution		7,063.0		6,839.4
Other Property, Plant and Equipment		1,196.9		1,125.0
Construction Work in Progress		668.3		654.0
Total Property, Plant and Equipment		12,424.7		12,013.5
Accumulated Depreciation and Amortization		2,814.3		2,713.6
TOTAL PROPERTY, PLANT AND EQUIPMENT - NET		9,610.4		9,299.9
Other Noncurrent Assets
Regulatory Assets		411.2		455.0
Operating Lease Assets		64.5		69.9
Deferred Charges and Other Noncurrent Assets		442.5		641.1
TOTAL OTHER NONCURRENT ASSETS		918.2		1,166.0
TOTAL ASSETS		11,032.8		10,843.7
Current Liabilities
Accounts Payable		288.4		320.7
Short-term Debt:
Risk Management Liabilities		6.0		6.8
Customer Deposits		101.0		62.0
Accrued Taxes		556.2		763.3
Obligations Under Operating Leases		12.7		13.5
Other Current Liabilities		195.8		183.3
TOTAL CURRENT LIABILITIES		1,321.5		1,614.3
Noncurrent Liabilities
Long-term Debt		3,714.3		3,366.8
Deferred Income Tax Liabilities, Net		1,158.9		1,152.7
Long-term Risk Management Liabilities		37.2		43.9
Regulatory Liabilities and Deferred Investment Tax Credits		1,004.5		1,003.6
Obligations Under Operating Leases		52.1		56.7
Deferred Credits and Other Noncurrent Liabilities		84.0		34.4
TOTAL NONCURRENT LIABILITIES		6,051.0		5,658.1
TOTAL LIABILITIES		7,372.5		7,272.4
Rate Matters
Commitments and Contingencies
Equity
Common Stock		321.2		321.2
Paid-in Capital		1,012.8		1,012.8
Retained Earnings		2,326.3		2,237.3
TOTAL EQUITY		3,660.3		3,571.3
TOTAL LIABILITIES AND EQUITY		$ 11,032.8		$ 10,843.7
Common Stock, No Par Value		$ 0		$ 0
Common Stock, Shares Authorized		40,000,000		40,000,000
Common Stock, Shares, Outstanding		27,952,473		27,952,473
Ohio Power Co [Member] | Related Party
Current Assets
Advances to Affiliates		$ 49.9		$ 0.0
Accounts Receivable:
Affiliated Companies - Contracts with Customers		141.4		129.2
Current Liabilities
Advances from Affiliates		0.0		110.5
Accounts Payable		161.4		154.2
Public Service Co Of Oklahoma [Member]
Current Assets
Cash and Cash Equivalents		2.5		2.5
Accounts Receivable:
Customers		79.5		107.6
Miscellaneous		0.4		0.8
Total Accounts Receivable		160.8		139.4
Fuel		31.6		33.7
Materials and Supplies		112.7		106.9
Risk Management Assets		49.4		19.0
Accrued Tax Benefits		72.8		31.0
Regulatory Asset for Under-Recovered Fuel Costs		132.1		118.3
Prepayments and Other Current Assets		50.1		18.7
TOTAL CURRENT ASSETS		612.0		469.5
Property, Plant and Equipment
Generation		2,747.3		2,695.5
Transmission		1,260.2		1,228.3
Distribution		3,568.4		3,450.8
Other Property, Plant and Equipment		518.6		505.9
Construction Work in Progress		352.9		313.7
Total Property, Plant and Equipment		8,447.4		8,194.2
Accumulated Depreciation and Amortization		2,153.1		2,081.9
TOTAL PROPERTY, PLANT AND EQUIPMENT - NET		6,294.3		6,112.3
Other Noncurrent Assets
Regulatory Assets		532.0		522.7
Employee Benefits and Pension Assets		70.7		68.4
Operating Lease Assets		109.2		112.8
Deferred Charges and Other Noncurrent Assets		75.0		49.2
TOTAL OTHER NONCURRENT ASSETS		786.9		753.1
TOTAL ASSETS		7,693.2		7,334.9
Current Liabilities
Accounts Payable		211.1		159.3
Short-term Debt:
Long-term Debt Due Within One Year		125.6		0.6
Risk Management Liabilities		19.1		28.9
Customer Deposits		62.3		81.4
Accrued Taxes		64.6		30.7
Accrued Interest		31.5		30.7
Obligations Under Operating Leases		10.2		10.1
Other Current Liabilities		67.3		106.2
TOTAL CURRENT LIABILITIES		967.0		559.0
Noncurrent Liabilities
Long-term Debt		2,259.6		2,384.0
Deferred Income Tax Liabilities, Net		908.7		831.2
Regulatory Liabilities and Deferred Investment Tax Credits		695.7		765.6
Asset Retirement Obligations		118.7		83.9
Obligations Under Operating Leases		104.1		106.8
Deferred Credits and Other Noncurrent Liabilities		30.3		33.8
TOTAL NONCURRENT LIABILITIES		4,117.1		4,205.3
TOTAL LIABILITIES		5,084.1		4,764.3
Rate Matters
Commitments and Contingencies
Equity
Common Stock		157.2		157.2
Paid-in Capital		1,039.5		1,039.3
Retained Earnings		1,412.6		1,374.3
Accumulated Other Comprehensive Income (Loss)		(0.2)		(0.2)
TOTAL EQUITY		2,609.1		2,570.6
TOTAL LIABILITIES AND EQUITY		$ 7,693.2		$ 7,334.9
Common Stock, Shares Authorized		11,000,000		11,000,000
Common Stock, Shares, Outstanding		9,013,000		9,013,000
Common Stock, Par or Stated Value Per Share		$ 15		$ 15
Common Stock, Shares, Issued		10,482,000		10,482,000
Public Service Co Of Oklahoma [Member] | Related Party
Accounts Receivable:
Affiliated Companies - Contracts with Customers		$ 80.9		$ 31.0
Current Liabilities
Advances from Affiliates		261.8		54.4
Accounts Payable		113.5		56.7
Southwestern Electric Power Co [Member]
Current Assets
Cash and Cash Equivalents		2.4		2.4
Accounts Receivable:
Customers		42.7		39.0
Miscellaneous		9.4		8.3
Total Accounts Receivable		137.5		94.5
Fuel		87.7		113.8
Materials and Supplies		87.5		88.4
Risk Management Assets		38.2		11.6
Accrued Tax Benefits		65.2		28.4
Regulatory Asset for Under-Recovered Fuel Costs		132.9		170.8
Prepayments and Other Current Assets		51.4		29.2
TOTAL CURRENT ASSETS		605.6		541.3
Property, Plant and Equipment
Generation		4,818.9		4,790.7
Transmission		2,739.3		2,660.6
Distribution		2,938.6		2,824.1
Other Property, Plant and Equipment		935.9		814.4
Construction Work in Progress		559.6		555.8
Total Property, Plant and Equipment		11,992.3		11,645.6
Accumulated Depreciation and Amortization		3,194.4		3,087.2
TOTAL PROPERTY, PLANT AND EQUIPMENT - NET		8,797.9		8,558.4
Other Noncurrent Assets
Regulatory Assets		1,124.5		1,131.8
Deferred Charges and Other Noncurrent Assets		364.0		326.1
TOTAL OTHER NONCURRENT ASSETS		1,488.5		1,457.9
TOTAL ASSETS		10,892.0		10,557.6
Current Liabilities
Accounts Payable		234.4		198.9
Short-term Debt:
Other Short-term Debt		5.7		4.3
Customer Deposits		75.1		72.5
Accrued Taxes		115.2		58.7
Accrued Interest		39.3		39.9
Obligations Under Operating Leases		8.8		9.0
Other Current Liabilities		192.0		169.0
TOTAL CURRENT LIABILITIES		1,050.7		686.9
Noncurrent Liabilities
Long-term Debt		3,648.3		3,646.9
Deferred Income Tax Liabilities, Net		1,235.2		1,179.3
Regulatory Liabilities and Deferred Investment Tax Credits		576.5		756.1
Asset Retirement Obligations		249.0		258.6
Employee Benefits and Pension Obligations		44.3		43.1
Obligations Under Operating Leases		120.6		122.5
Deferred Credits and Other Noncurrent Liabilities		209.1		93.8
TOTAL NONCURRENT LIABILITIES		6,083.0		6,100.3
TOTAL LIABILITIES		7,133.7		6,787.2
Rate Matters
Commitments and Contingencies
Equity
Common Stock		0.1		0.1
Paid-in Capital		1,492.2		1,492.2
Retained Earnings		2,269.3		2,281.3
Accumulated Other Comprehensive Income (Loss)		(3.6)		(3.4)
TOTAL COMMON SHAREHOLDER'S EQUITY		3,758.0		3,770.2
Noncontrolling Interests		0.3		0.2
TOTAL EQUITY		3,758.3		3,770.4
TOTAL LIABILITIES AND EQUITY		$ 10,892.0		$ 10,557.6
Common Stock, No Par Value		$ 18		$ 18
Common Stock, Shares Authorized		3,680		3,680
Common Stock, Shares, Outstanding		3,680		3,680
Southwestern Electric Power Co [Member] | Related Party
Current Assets
Advances to Affiliates		$ 2.8		$ 2.2
Accounts Receivable:
Affiliated Companies - Contracts with Customers		85.4		47.2
Current Liabilities
Advances from Affiliates		285.4		88.7
Accounts Payable		94.8		45.9
Southwestern Electric Power Co [Member] | Sabine Mining Co [Member]
Accounts Receivable:
Materials and Supplies		2.9		3.9
Property, Plant and Equipment
Other Property, Plant and Equipment		179.8		182.7
Accumulated Depreciation and Amortization		$ 179.8		$ 182.7

[1] Amount includes Assets Held for Sale on the balance sheet. See “Planned Disposition of AEP OnSite Partners” section of Note 6 for additional information.

[2] Amount of securitized debt for receivables as accounted for under the “Transfers and Servicing” accounting guidance.