Consolidated Statements of Income (USD $)
|
12 Months Ended |
Dec. 31, 2014
|
Dec. 31, 2013
|
Dec. 31, 2012
|
Revenues |
|
|
|
Vertically Integrated Utilities |
$ 9,397,000,000us-gaap_ElectricUtilityRevenue |
$ 9,347,000,000us-gaap_ElectricUtilityRevenue |
$ 8,785,000,000us-gaap_ElectricUtilityRevenue |
Transmission and Distribution Utilities |
4,553,000,000us-gaap_ElectricalTransmissionAndDistributionRevenue |
4,279,000,000us-gaap_ElectricalTransmissionAndDistributionRevenue |
4,659,000,000us-gaap_ElectricalTransmissionAndDistributionRevenue |
Generation and Marketing |
2,384,000,000us-gaap_ElectricalGenerationRevenue |
1,208,000,000us-gaap_ElectricalGenerationRevenue |
882,000,000us-gaap_ElectricalGenerationRevenue |
Other Revenues |
686,000,000us-gaap_OtherSalesRevenueNet |
523,000,000us-gaap_OtherSalesRevenueNet |
619,000,000us-gaap_OtherSalesRevenueNet |
TOTAL REVENUES |
17,020,000,000us-gaap_Revenues |
15,357,000,000us-gaap_Revenues |
14,945,000,000us-gaap_Revenues |
Expenses |
|
|
|
Fuel and Other Consumables Used for Electric Generation |
4,272,000,000us-gaap_ElectricProductionExpense |
4,068,000,000us-gaap_ElectricProductionExpense |
4,111,000,000us-gaap_ElectricProductionExpense |
Purchased Electricity for Resale |
2,086,000,000us-gaap_CostOfPurchasedPower |
1,491,000,000us-gaap_CostOfPurchasedPower |
1,169,000,000us-gaap_CostOfPurchasedPower |
Other Operation |
3,225,000,000us-gaap_UtilitiesOperatingExpenseOperations |
2,904,000,000us-gaap_UtilitiesOperatingExpenseOperations |
2,962,000,000us-gaap_UtilitiesOperatingExpenseOperations |
Maintenance |
1,361,000,000us-gaap_UtilitiesOperatingExpenseMaintenance |
1,179,000,000us-gaap_UtilitiesOperatingExpenseMaintenance |
1,115,000,000us-gaap_UtilitiesOperatingExpenseMaintenance |
Asset Impairments and Other Related Charges |
0us-gaap_OtherAssetImpairmentCharges |
226,000,000us-gaap_OtherAssetImpairmentCharges |
300,000,000us-gaap_OtherAssetImpairmentCharges |
Depreciation and Amortization |
1,929,000,000us-gaap_UtilitiesOperatingExpenseDepreciationAndAmortization |
1,743,000,000us-gaap_UtilitiesOperatingExpenseDepreciationAndAmortization |
1,782,000,000us-gaap_UtilitiesOperatingExpenseDepreciationAndAmortization |
Taxes Other Than Income Taxes |
915,000,000us-gaap_TaxesExcludingIncomeAndExciseTaxes |
891,000,000us-gaap_TaxesExcludingIncomeAndExciseTaxes |
850,000,000us-gaap_TaxesExcludingIncomeAndExciseTaxes |
TOTAL EXPENSES |
13,788,000,000us-gaap_OperatingExpenses |
12,502,000,000us-gaap_OperatingExpenses |
12,289,000,000us-gaap_OperatingExpenses |
OPERATING INCOME (LOSS) |
3,232,000,000us-gaap_OperatingIncomeLoss |
2,855,000,000us-gaap_OperatingIncomeLoss |
2,656,000,000us-gaap_OperatingIncomeLoss |
Other Income (Expense): |
|
|
|
Interest and Investment Income |
7,000,000us-gaap_InvestmentIncomeNet |
58,000,000us-gaap_InvestmentIncomeNet |
8,000,000us-gaap_InvestmentIncomeNet |
Carrying Costs Income |
33,000,000aep_CarryingCostsIncome |
30,000,000aep_CarryingCostsIncome |
53,000,000aep_CarryingCostsIncome |
Allowance for Equity Funds Used During Construction |
103,000,000us-gaap_PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity |
73,000,000us-gaap_PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity |
93,000,000us-gaap_PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity |
Interest Expense |
(885,000,000)us-gaap_InterestExpense |
(906,000,000)us-gaap_InterestExpense |
(988,000,000)us-gaap_InterestExpense |
INCOME BEFORE INCOME TAX EXPENSE (CREDIT) AND EQUITY EARNINGS (LOSS) |
2,490,000,000us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments |
2,110,000,000us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments |
1,822,000,000us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments |
Income Tax Expense (Credit) |
942,000,000us-gaap_IncomeTaxExpenseBenefit |
684,000,000us-gaap_IncomeTaxExpenseBenefit |
604,000,000us-gaap_IncomeTaxExpenseBenefit |
Equity Earnings (Loss) of Unconsolidated Subsidiaries |
90,000,000us-gaap_IncomeLossFromEquityMethodInvestments |
58,000,000us-gaap_IncomeLossFromEquityMethodInvestments |
44,000,000us-gaap_IncomeLossFromEquityMethodInvestments |
NET INCOME (LOSS) |
1,638,000,000us-gaap_ProfitLoss |
1,484,000,000us-gaap_ProfitLoss |
1,262,000,000us-gaap_ProfitLoss |
Net Income Attributable to Noncontrolling Interests |
4,000,000us-gaap_NetIncomeLossAttributableToNoncontrollingInterest |
4,000,000us-gaap_NetIncomeLossAttributableToNoncontrollingInterest |
3,000,000us-gaap_NetIncomeLossAttributableToNoncontrollingInterest |
EARNINGS ATTRIBUTABLE TO COMMON SHAREHOLDERS |
1,634,000,000us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic |
1,480,000,000us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic |
1,259,000,000us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic |
Earnings Per Share |
|
|
|
WEIGHTED AVERAGE NUMBER OF BASIC AEP COMMON SHARES OUTSTANDING |
488,592,997us-gaap_WeightedAverageNumberOfSharesOutstandingBasic |
486,619,555us-gaap_WeightedAverageNumberOfSharesOutstandingBasic |
484,682,469us-gaap_WeightedAverageNumberOfSharesOutstandingBasic |
TOTAL BASIC EARNINGS PER SHARE ATTRIBUTABLE TO AEP COMMON SHAREHOLDERS |
$ 3.34us-gaap_EarningsPerShareBasic |
$ 3.04us-gaap_EarningsPerShareBasic |
$ 2.60us-gaap_EarningsPerShareBasic |
WEIGHTED AVERAGE NUMBER OF DILUTED AEP COMMON SHARES OUTSTANDING |
488,899,840us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding |
487,040,956us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding |
485,084,694us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding |
TOTAL DILUTED EARNINGS PER SHARE ATTRIBUTABLE TO AEP COMMON SHAREHOLDERS |
$ 3.34us-gaap_EarningsPerShareDiluted |
$ 3.04us-gaap_EarningsPerShareDiluted |
$ 2.60us-gaap_EarningsPerShareDiluted |
Appalachian Power Co [Member] |
|
|
|
Revenues |
|
|
|
Vertically Integrated Utilities |
2,899,402,000us-gaap_ElectricUtilityRevenue / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
3,059,577,000us-gaap_ElectricUtilityRevenue / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
2,948,762,000us-gaap_ElectricUtilityRevenue / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
Sales to AEP Affiliates |
144,437,000us-gaap_RevenueFromRelatedParties / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
347,484,000us-gaap_RevenueFromRelatedParties / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
318,199,000us-gaap_RevenueFromRelatedParties / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
Other Revenues |
9,239,000us-gaap_OtherSalesRevenueNet / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
10,345,000us-gaap_OtherSalesRevenueNet / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
9,970,000us-gaap_OtherSalesRevenueNet / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
TOTAL REVENUES |
3,053,078,000us-gaap_Revenues / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
3,417,406,000us-gaap_Revenues / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
3,276,931,000us-gaap_Revenues / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
Expenses |
|
|
|
Fuel and Other Consumables Used for Electric Generation |
813,399,000us-gaap_ElectricProductionExpense / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
769,853,000us-gaap_ElectricProductionExpense / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
815,979,000us-gaap_ElectricProductionExpense / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
Purchased Electricity for Resale |
456,622,000us-gaap_CostOfPurchasedPower / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
232,702,000us-gaap_CostOfPurchasedPower / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
211,133,000us-gaap_CostOfPurchasedPower / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
Purchased Electricity from AEP Affiliates |
4,661,000aep_CostOfPurchasedPowerFromAffiliate / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
830,959,000aep_CostOfPurchasedPowerFromAffiliate / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
661,238,000aep_CostOfPurchasedPowerFromAffiliate / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
Other Operation |
427,726,000us-gaap_UtilitiesOperatingExpenseOperations / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
311,975,000us-gaap_UtilitiesOperatingExpenseOperations / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
332,936,000us-gaap_UtilitiesOperatingExpenseOperations / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
Maintenance |
259,348,000us-gaap_UtilitiesOperatingExpenseMaintenance / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
273,164,000us-gaap_UtilitiesOperatingExpenseMaintenance / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
211,702,000us-gaap_UtilitiesOperatingExpenseMaintenance / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
Asset Impairments and Other Related Charges |
0us-gaap_OtherAssetImpairmentCharges / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
39,283,000us-gaap_OtherAssetImpairmentCharges / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
0us-gaap_OtherAssetImpairmentCharges / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
Depreciation and Amortization |
400,882,000us-gaap_UtilitiesOperatingExpenseDepreciationAndAmortization / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
342,643,000us-gaap_UtilitiesOperatingExpenseDepreciationAndAmortization / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
344,293,000us-gaap_UtilitiesOperatingExpenseDepreciationAndAmortization / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
Taxes Other Than Income Taxes |
122,254,000us-gaap_TaxesExcludingIncomeAndExciseTaxes / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
110,549,000us-gaap_TaxesExcludingIncomeAndExciseTaxes / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
102,190,000us-gaap_TaxesExcludingIncomeAndExciseTaxes / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
TOTAL EXPENSES |
2,484,892,000us-gaap_OperatingExpenses / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
2,911,128,000us-gaap_OperatingExpenses / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
2,679,471,000us-gaap_OperatingExpenses / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
OPERATING INCOME (LOSS) |
568,186,000us-gaap_OperatingIncomeLoss / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
506,278,000us-gaap_OperatingIncomeLoss / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
597,460,000us-gaap_OperatingIncomeLoss / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
Other Income (Expense): |
|
|
|
Interest Income |
1,629,000us-gaap_InvestmentIncomeInterestAndDividend / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
2,411,000us-gaap_InvestmentIncomeInterestAndDividend / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
1,358,000us-gaap_InvestmentIncomeInterestAndDividend / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
Carrying Costs Income |
3,045,000aep_CarryingCostsIncome / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
8,086,000aep_CarryingCostsIncome / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
24,602,000aep_CarryingCostsIncome / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
Allowance for Equity Funds Used During Construction |
7,053,000us-gaap_PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
2,353,000us-gaap_PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
1,684,000us-gaap_PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
Interest Expense |
(209,570,000)us-gaap_InterestExpense / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
(192,982,000)us-gaap_InterestExpense / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
(202,074,000)us-gaap_InterestExpense / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
INCOME BEFORE INCOME TAX EXPENSE (CREDIT) AND EQUITY EARNINGS (LOSS) |
370,343,000us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
326,146,000us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
423,030,000us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
Income Tax Expense (Credit) |
154,928,000us-gaap_IncomeTaxExpenseBenefit / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
132,935,000us-gaap_IncomeTaxExpenseBenefit / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
165,527,000us-gaap_IncomeTaxExpenseBenefit / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
NET INCOME (LOSS) |
215,415,000us-gaap_ProfitLoss / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
193,211,000us-gaap_ProfitLoss / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
257,503,000us-gaap_ProfitLoss / dei_LegalEntityAxis = aep_AppalachianPowerCoMember |
Indiana Michigan Power Co [Member] |
|
|
|
Revenues |
|
|
|
Vertically Integrated Utilities |
2,149,109,000us-gaap_ElectricUtilityRevenue / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
2,022,257,000us-gaap_ElectricUtilityRevenue / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
1,810,069,000us-gaap_ElectricUtilityRevenue / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
Sales to AEP Affiliates |
4,198,000us-gaap_RevenueFromRelatedParties / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
219,399,000us-gaap_RevenueFromRelatedParties / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
268,408,000us-gaap_RevenueFromRelatedParties / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
Other Revenues - Affiliated |
94,379,000us-gaap_RelatedPartyTransactionOtherRevenuesFromTransactionsWithRelatedParty / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
122,287,000us-gaap_RelatedPartyTransactionOtherRevenuesFromTransactionsWithRelatedParty / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
117,052,000us-gaap_RelatedPartyTransactionOtherRevenuesFromTransactionsWithRelatedParty / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
Other Revenues |
2,048,000us-gaap_OtherSalesRevenueNet / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
2,916,000us-gaap_OtherSalesRevenueNet / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
4,582,000us-gaap_OtherSalesRevenueNet / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
TOTAL REVENUES |
2,249,734,000us-gaap_Revenues / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
2,366,859,000us-gaap_Revenues / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
2,200,111,000us-gaap_Revenues / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
Expenses |
|
|
|
Fuel and Other Consumables Used for Electric Generation |
476,628,000us-gaap_ElectricProductionExpense / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
434,078,000us-gaap_ElectricProductionExpense / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
464,420,000us-gaap_ElectricProductionExpense / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
Purchased Electricity for Resale |
96,813,000us-gaap_CostOfPurchasedPower / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
151,404,000us-gaap_CostOfPurchasedPower / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
117,860,000us-gaap_CostOfPurchasedPower / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
Purchased Electricity from AEP Affiliates |
269,972,000aep_CostOfPurchasedPowerFromAffiliate / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
433,209,000aep_CostOfPurchasedPowerFromAffiliate / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
386,404,000aep_CostOfPurchasedPowerFromAffiliate / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
Other Operation |
585,958,000us-gaap_UtilitiesOperatingExpenseOperations / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
564,012,000us-gaap_UtilitiesOperatingExpenseOperations / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
583,865,000us-gaap_UtilitiesOperatingExpenseOperations / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
Maintenance |
228,506,000us-gaap_UtilitiesOperatingExpenseMaintenance / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
195,892,000us-gaap_UtilitiesOperatingExpenseMaintenance / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
172,562,000us-gaap_UtilitiesOperatingExpenseMaintenance / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
Depreciation and Amortization |
200,196,000us-gaap_UtilitiesOperatingExpenseDepreciationAndAmortization / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
177,727,000us-gaap_UtilitiesOperatingExpenseDepreciationAndAmortization / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
146,619,000us-gaap_UtilitiesOperatingExpenseDepreciationAndAmortization / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
Taxes Other Than Income Taxes |
86,419,000us-gaap_TaxesExcludingIncomeAndExciseTaxes / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
88,676,000us-gaap_TaxesExcludingIncomeAndExciseTaxes / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
80,687,000us-gaap_TaxesExcludingIncomeAndExciseTaxes / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
TOTAL EXPENSES |
1,944,492,000us-gaap_OperatingExpenses / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
2,044,998,000us-gaap_OperatingExpenses / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
1,952,417,000us-gaap_OperatingExpenses / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
OPERATING INCOME (LOSS) |
305,242,000us-gaap_OperatingIncomeLoss / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
321,861,000us-gaap_OperatingIncomeLoss / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
247,694,000us-gaap_OperatingIncomeLoss / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
Other Income (Expense): |
|
|
|
Interest Income |
4,628,000us-gaap_InvestmentIncomeInterestAndDividend / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
8,521,000us-gaap_InvestmentIncomeInterestAndDividend / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
3,122,000us-gaap_InvestmentIncomeInterestAndDividend / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
Allowance for Equity Funds Used During Construction |
18,873,000us-gaap_PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
19,943,000us-gaap_PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
9,724,000us-gaap_PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
Interest Expense |
(93,475,000)us-gaap_InterestExpense / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
(97,710,000)us-gaap_InterestExpense / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
(102,739,000)us-gaap_InterestExpense / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
INCOME BEFORE INCOME TAX EXPENSE (CREDIT) AND EQUITY EARNINGS (LOSS) |
235,268,000us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
252,615,000us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
157,801,000us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
Income Tax Expense (Credit) |
79,621,000us-gaap_IncomeTaxExpenseBenefit / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
75,111,000us-gaap_IncomeTaxExpenseBenefit / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
39,344,000us-gaap_IncomeTaxExpenseBenefit / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
NET INCOME (LOSS) |
155,647,000us-gaap_ProfitLoss / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
177,504,000us-gaap_ProfitLoss / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
118,457,000us-gaap_ProfitLoss / dei_LegalEntityAxis = aep_IndianaMichiganPowerCoMember |
Ohio Power Co [Member] |
|
|
|
Revenues |
|
|
|
Transmission and Distribution Utilities |
3,204,926,000us-gaap_ElectricalTransmissionAndDistributionRevenue / dei_LegalEntityAxis = aep_OhioPowerCoMember |
3,562,224,000us-gaap_ElectricalTransmissionAndDistributionRevenue / dei_LegalEntityAxis = aep_OhioPowerCoMember |
4,022,116,000us-gaap_ElectricalTransmissionAndDistributionRevenue / dei_LegalEntityAxis = aep_OhioPowerCoMember |
Sales to AEP Affiliates |
165,216,000us-gaap_RevenueFromRelatedParties / dei_LegalEntityAxis = aep_OhioPowerCoMember |
1,166,854,000us-gaap_RevenueFromRelatedParties / dei_LegalEntityAxis = aep_OhioPowerCoMember |
847,294,000us-gaap_RevenueFromRelatedParties / dei_LegalEntityAxis = aep_OhioPowerCoMember |
Other Revenues - Affiliated |
0us-gaap_RelatedPartyTransactionOtherRevenuesFromTransactionsWithRelatedParty / dei_LegalEntityAxis = aep_OhioPowerCoMember |
18,140,000us-gaap_RelatedPartyTransactionOtherRevenuesFromTransactionsWithRelatedParty / dei_LegalEntityAxis = aep_OhioPowerCoMember |
39,401,000us-gaap_RelatedPartyTransactionOtherRevenuesFromTransactionsWithRelatedParty / dei_LegalEntityAxis = aep_OhioPowerCoMember |
Other Revenues |
6,778,000us-gaap_OtherSalesRevenueNet / dei_LegalEntityAxis = aep_OhioPowerCoMember |
15,397,000us-gaap_OtherSalesRevenueNet / dei_LegalEntityAxis = aep_OhioPowerCoMember |
19,385,000us-gaap_OtherSalesRevenueNet / dei_LegalEntityAxis = aep_OhioPowerCoMember |
TOTAL REVENUES |
3,376,920,000us-gaap_Revenues / dei_LegalEntityAxis = aep_OhioPowerCoMember |
4,762,615,000us-gaap_Revenues / dei_LegalEntityAxis = aep_OhioPowerCoMember |
4,928,196,000us-gaap_Revenues / dei_LegalEntityAxis = aep_OhioPowerCoMember |
Expenses |
|
|
|
Fuel and Other Consumables Used for Electric Generation |
0us-gaap_ElectricProductionExpense / dei_LegalEntityAxis = aep_OhioPowerCoMember |
1,496,856,000us-gaap_ElectricProductionExpense / dei_LegalEntityAxis = aep_OhioPowerCoMember |
1,471,316,000us-gaap_ElectricProductionExpense / dei_LegalEntityAxis = aep_OhioPowerCoMember |
Purchased Electricity for Resale |
282,000,000us-gaap_CostOfPurchasedPower / dei_LegalEntityAxis = aep_OhioPowerCoMember |
151,561,000us-gaap_CostOfPurchasedPower / dei_LegalEntityAxis = aep_OhioPowerCoMember |
205,845,000us-gaap_CostOfPurchasedPower / dei_LegalEntityAxis = aep_OhioPowerCoMember |
Purchased Electricity from AEP Affiliates |
1,192,700,000aep_CostOfPurchasedPowerFromAffiliate / dei_LegalEntityAxis = aep_OhioPowerCoMember |
349,732,000aep_CostOfPurchasedPowerFromAffiliate / dei_LegalEntityAxis = aep_OhioPowerCoMember |
380,706,000aep_CostOfPurchasedPowerFromAffiliate / dei_LegalEntityAxis = aep_OhioPowerCoMember |
Amortization of Generation Deferrals |
110,942,000aep_AmortizationOfGenerationDeferrals / dei_LegalEntityAxis = aep_OhioPowerCoMember |
0aep_AmortizationOfGenerationDeferrals / dei_LegalEntityAxis = aep_OhioPowerCoMember |
0aep_AmortizationOfGenerationDeferrals / dei_LegalEntityAxis = aep_OhioPowerCoMember |
Other Operation |
594,776,000us-gaap_UtilitiesOperatingExpenseOperations / dei_LegalEntityAxis = aep_OhioPowerCoMember |
707,953,000us-gaap_UtilitiesOperatingExpenseOperations / dei_LegalEntityAxis = aep_OhioPowerCoMember |
669,981,000us-gaap_UtilitiesOperatingExpenseOperations / dei_LegalEntityAxis = aep_OhioPowerCoMember |
Maintenance |
195,964,000us-gaap_UtilitiesOperatingExpenseMaintenance / dei_LegalEntityAxis = aep_OhioPowerCoMember |
319,625,000us-gaap_UtilitiesOperatingExpenseMaintenance / dei_LegalEntityAxis = aep_OhioPowerCoMember |
319,324,000us-gaap_UtilitiesOperatingExpenseMaintenance / dei_LegalEntityAxis = aep_OhioPowerCoMember |
Asset Impairments and Other Related Charges |
0us-gaap_OtherAssetImpairmentCharges / dei_LegalEntityAxis = aep_OhioPowerCoMember |
154,304,000us-gaap_OtherAssetImpairmentCharges / dei_LegalEntityAxis = aep_OhioPowerCoMember |
287,031,000us-gaap_OtherAssetImpairmentCharges / dei_LegalEntityAxis = aep_OhioPowerCoMember |
Depreciation and Amortization |
213,669,000us-gaap_UtilitiesOperatingExpenseDepreciationAndAmortization / dei_LegalEntityAxis = aep_OhioPowerCoMember |
382,570,000us-gaap_UtilitiesOperatingExpenseDepreciationAndAmortization / dei_LegalEntityAxis = aep_OhioPowerCoMember |
511,070,000us-gaap_UtilitiesOperatingExpenseDepreciationAndAmortization / dei_LegalEntityAxis = aep_OhioPowerCoMember |
Taxes Other Than Income Taxes |
353,364,000us-gaap_TaxesExcludingIncomeAndExciseTaxes / dei_LegalEntityAxis = aep_OhioPowerCoMember |
406,916,000us-gaap_TaxesExcludingIncomeAndExciseTaxes / dei_LegalEntityAxis = aep_OhioPowerCoMember |
405,976,000us-gaap_TaxesExcludingIncomeAndExciseTaxes / dei_LegalEntityAxis = aep_OhioPowerCoMember |
TOTAL EXPENSES |
2,943,415,000us-gaap_OperatingExpenses / dei_LegalEntityAxis = aep_OhioPowerCoMember |
3,969,517,000us-gaap_OperatingExpenses / dei_LegalEntityAxis = aep_OhioPowerCoMember |
4,251,249,000us-gaap_OperatingExpenses / dei_LegalEntityAxis = aep_OhioPowerCoMember |
OPERATING INCOME (LOSS) |
433,505,000us-gaap_OperatingIncomeLoss / dei_LegalEntityAxis = aep_OhioPowerCoMember |
793,098,000us-gaap_OperatingIncomeLoss / dei_LegalEntityAxis = aep_OhioPowerCoMember |
676,947,000us-gaap_OperatingIncomeLoss / dei_LegalEntityAxis = aep_OhioPowerCoMember |
Other Income (Expense): |
|
|
|
Interest Income |
9,956,000us-gaap_InvestmentIncomeInterestAndDividend / dei_LegalEntityAxis = aep_OhioPowerCoMember |
3,325,000us-gaap_InvestmentIncomeInterestAndDividend / dei_LegalEntityAxis = aep_OhioPowerCoMember |
3,536,000us-gaap_InvestmentIncomeInterestAndDividend / dei_LegalEntityAxis = aep_OhioPowerCoMember |
Carrying Costs Income |
26,546,000aep_CarryingCostsIncome / dei_LegalEntityAxis = aep_OhioPowerCoMember |
16,312,000aep_CarryingCostsIncome / dei_LegalEntityAxis = aep_OhioPowerCoMember |
16,942,000aep_CarryingCostsIncome / dei_LegalEntityAxis = aep_OhioPowerCoMember |
Allowance for Equity Funds Used During Construction |
6,913,000us-gaap_PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity / dei_LegalEntityAxis = aep_OhioPowerCoMember |
4,961,000us-gaap_PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity / dei_LegalEntityAxis = aep_OhioPowerCoMember |
3,492,000us-gaap_PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity / dei_LegalEntityAxis = aep_OhioPowerCoMember |
Interest Expense |
(128,291,000)us-gaap_InterestExpense / dei_LegalEntityAxis = aep_OhioPowerCoMember |
(182,046,000)us-gaap_InterestExpense / dei_LegalEntityAxis = aep_OhioPowerCoMember |
(213,100,000)us-gaap_InterestExpense / dei_LegalEntityAxis = aep_OhioPowerCoMember |
INCOME BEFORE INCOME TAX EXPENSE (CREDIT) AND EQUITY EARNINGS (LOSS) |
348,629,000us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / dei_LegalEntityAxis = aep_OhioPowerCoMember |
635,650,000us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / dei_LegalEntityAxis = aep_OhioPowerCoMember |
487,817,000us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / dei_LegalEntityAxis = aep_OhioPowerCoMember |
Income Tax Expense (Credit) |
132,207,000us-gaap_IncomeTaxExpenseBenefit / dei_LegalEntityAxis = aep_OhioPowerCoMember |
225,670,000us-gaap_IncomeTaxExpenseBenefit / dei_LegalEntityAxis = aep_OhioPowerCoMember |
144,283,000us-gaap_IncomeTaxExpenseBenefit / dei_LegalEntityAxis = aep_OhioPowerCoMember |
NET INCOME (LOSS) |
216,422,000us-gaap_ProfitLoss / dei_LegalEntityAxis = aep_OhioPowerCoMember |
409,980,000us-gaap_ProfitLoss / dei_LegalEntityAxis = aep_OhioPowerCoMember |
343,534,000us-gaap_ProfitLoss / dei_LegalEntityAxis = aep_OhioPowerCoMember |
Public Service Co Of Oklahoma [Member] |
|
|
|
Revenues |
|
|
|
Vertically Integrated Utilities |
1,340,307,000us-gaap_ElectricUtilityRevenue / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
1,277,711,000us-gaap_ElectricUtilityRevenue / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
1,206,583,000us-gaap_ElectricUtilityRevenue / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
Sales to AEP Affiliates |
7,054,000us-gaap_RevenueFromRelatedParties / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
14,246,000us-gaap_RevenueFromRelatedParties / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
22,603,000us-gaap_RevenueFromRelatedParties / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
Other Revenues |
4,215,000us-gaap_OtherSalesRevenueNet / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
3,565,000us-gaap_OtherSalesRevenueNet / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
3,752,000us-gaap_OtherSalesRevenueNet / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
TOTAL REVENUES |
1,351,576,000us-gaap_Revenues / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
1,295,522,000us-gaap_Revenues / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
1,232,938,000us-gaap_Revenues / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
Expenses |
|
|
|
Fuel and Other Consumables Used for Electric Generation |
257,996,000us-gaap_ElectricProductionExpense / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
327,829,000us-gaap_ElectricProductionExpense / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
310,296,000us-gaap_ElectricProductionExpense / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
Purchased Electricity for Resale |
385,029,000us-gaap_CostOfPurchasedPower / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
246,109,000us-gaap_CostOfPurchasedPower / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
208,676,000us-gaap_CostOfPurchasedPower / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
Purchased Electricity from AEP Affiliates |
11,024,000aep_CostOfPurchasedPowerFromAffiliate / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
36,891,000aep_CostOfPurchasedPowerFromAffiliate / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
24,378,000aep_CostOfPurchasedPowerFromAffiliate / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
Other Operation |
262,804,000us-gaap_UtilitiesOperatingExpenseOperations / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
225,500,000us-gaap_UtilitiesOperatingExpenseOperations / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
213,195,000us-gaap_UtilitiesOperatingExpenseOperations / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
Maintenance |
107,952,000us-gaap_UtilitiesOperatingExpenseMaintenance / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
107,076,000us-gaap_UtilitiesOperatingExpenseMaintenance / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
106,835,000us-gaap_UtilitiesOperatingExpenseMaintenance / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
Depreciation and Amortization |
100,977,000us-gaap_UtilitiesOperatingExpenseDepreciationAndAmortization / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
95,667,000us-gaap_UtilitiesOperatingExpenseDepreciationAndAmortization / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
95,180,000us-gaap_UtilitiesOperatingExpenseDepreciationAndAmortization / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
Taxes Other Than Income Taxes |
36,962,000us-gaap_TaxesExcludingIncomeAndExciseTaxes / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
45,215,000us-gaap_TaxesExcludingIncomeAndExciseTaxes / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
43,428,000us-gaap_TaxesExcludingIncomeAndExciseTaxes / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
TOTAL EXPENSES |
1,162,744,000us-gaap_OperatingExpenses / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
1,084,287,000us-gaap_OperatingExpenses / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
1,001,988,000us-gaap_OperatingExpenses / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
OPERATING INCOME (LOSS) |
188,832,000us-gaap_OperatingIncomeLoss / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
211,235,000us-gaap_OperatingIncomeLoss / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
230,950,000us-gaap_OperatingIncomeLoss / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
Other Income (Expense): |
|
|
|
Interest Income |
249,000us-gaap_InvestmentIncomeInterestAndDividend / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
1,096,000us-gaap_InvestmentIncomeInterestAndDividend / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
1,308,000us-gaap_InvestmentIncomeInterestAndDividend / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
Carrying Costs Income |
0aep_CarryingCostsIncome / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
338,000aep_CarryingCostsIncome / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
1,856,000aep_CarryingCostsIncome / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
Allowance for Equity Funds Used During Construction |
3,071,000us-gaap_PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
4,187,000us-gaap_PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
2,007,000us-gaap_PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
Interest Expense |
(54,641,000)us-gaap_InterestExpense / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
(53,175,000)us-gaap_InterestExpense / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
(55,286,000)us-gaap_InterestExpense / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
INCOME BEFORE INCOME TAX EXPENSE (CREDIT) AND EQUITY EARNINGS (LOSS) |
137,511,000us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
163,681,000us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
180,835,000us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
Income Tax Expense (Credit) |
50,582,000us-gaap_IncomeTaxExpenseBenefit / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
65,885,000us-gaap_IncomeTaxExpenseBenefit / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
66,694,000us-gaap_IncomeTaxExpenseBenefit / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
NET INCOME (LOSS) |
86,929,000us-gaap_ProfitLoss / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
97,796,000us-gaap_ProfitLoss / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
114,141,000us-gaap_ProfitLoss / dei_LegalEntityAxis = aep_PublicServiceCoOfOklahomaMember |
Southwestern Electric Power Co [Member] |
|
|
|
Revenues |
|
|
|
Vertically Integrated Utilities |
1,817,863,000us-gaap_ElectricUtilityRevenue / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
1,742,575,000us-gaap_ElectricUtilityRevenue / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
1,538,533,000us-gaap_ElectricUtilityRevenue / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
Sales to AEP Affiliates |
26,278,000us-gaap_RevenueFromRelatedParties / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
51,812,000us-gaap_RevenueFromRelatedParties / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
37,441,000us-gaap_RevenueFromRelatedParties / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
Other Revenues |
2,256,000us-gaap_OtherSalesRevenueNet / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
1,416,000us-gaap_OtherSalesRevenueNet / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
1,860,000us-gaap_OtherSalesRevenueNet / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
TOTAL REVENUES |
1,846,397,000us-gaap_Revenues / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
1,795,803,000us-gaap_Revenues / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
1,577,834,000us-gaap_Revenues / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
Expenses |
|
|
|
Fuel and Other Consumables Used for Electric Generation |
650,437,000us-gaap_ElectricProductionExpense / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
630,503,000us-gaap_ElectricProductionExpense / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
579,721,000us-gaap_ElectricProductionExpense / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
Purchased Electricity for Resale |
178,105,000us-gaap_CostOfPurchasedPower / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
169,954,000us-gaap_CostOfPurchasedPower / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
131,706,000us-gaap_CostOfPurchasedPower / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
Purchased Electricity from AEP Affiliates |
3,766,000aep_CostOfPurchasedPowerFromAffiliate / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
11,172,000aep_CostOfPurchasedPowerFromAffiliate / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
19,229,000aep_CostOfPurchasedPowerFromAffiliate / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
Other Operation |
272,785,000us-gaap_UtilitiesOperatingExpenseOperations / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
250,676,000us-gaap_UtilitiesOperatingExpenseOperations / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
230,078,000us-gaap_UtilitiesOperatingExpenseOperations / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
Maintenance |
149,243,000us-gaap_UtilitiesOperatingExpenseMaintenance / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
129,742,000us-gaap_UtilitiesOperatingExpenseMaintenance / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
117,415,000us-gaap_UtilitiesOperatingExpenseMaintenance / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
Asset Impairments and Other Related Charges |
0us-gaap_OtherAssetImpairmentCharges / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
0us-gaap_OtherAssetImpairmentCharges / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
13,000,000us-gaap_OtherAssetImpairmentCharges / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
Depreciation and Amortization |
185,134,000us-gaap_UtilitiesOperatingExpenseDepreciationAndAmortization / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
179,251,000us-gaap_UtilitiesOperatingExpenseDepreciationAndAmortization / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
138,778,000us-gaap_UtilitiesOperatingExpenseDepreciationAndAmortization / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
Taxes Other Than Income Taxes |
84,285,000us-gaap_TaxesExcludingIncomeAndExciseTaxes / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
80,662,000us-gaap_TaxesExcludingIncomeAndExciseTaxes / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
72,011,000us-gaap_TaxesExcludingIncomeAndExciseTaxes / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
TOTAL EXPENSES |
1,523,755,000us-gaap_OperatingExpenses / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
1,451,960,000us-gaap_OperatingExpenses / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
1,301,938,000us-gaap_OperatingExpenses / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
OPERATING INCOME (LOSS) |
322,642,000us-gaap_OperatingIncomeLoss / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
343,843,000us-gaap_OperatingIncomeLoss / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
275,896,000us-gaap_OperatingIncomeLoss / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
Other Income (Expense): |
|
|
|
Interest Income |
299,000us-gaap_InvestmentIncomeInterestAndDividend / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
58,000us-gaap_InvestmentIncomeInterestAndDividend / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
1,230,000us-gaap_InvestmentIncomeInterestAndDividend / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
Allowance for Equity Funds Used During Construction |
11,947,000us-gaap_PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
7,338,000us-gaap_PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
57,054,000us-gaap_PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
Interest Expense |
(126,127,000)us-gaap_InterestExpense / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
(130,282,000)us-gaap_InterestExpense / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
(88,318,000)us-gaap_InterestExpense / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
INCOME BEFORE INCOME TAX EXPENSE (CREDIT) AND EQUITY EARNINGS (LOSS) |
208,761,000us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
220,957,000us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
245,862,000us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
Income Tax Expense (Credit) |
66,420,000us-gaap_IncomeTaxExpenseBenefit / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
69,461,000us-gaap_IncomeTaxExpenseBenefit / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
45,858,000us-gaap_IncomeTaxExpenseBenefit / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
Equity Earnings (Loss) of Unconsolidated Subsidiaries |
2,218,000us-gaap_IncomeLossFromEquityMethodInvestments / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
2,323,000us-gaap_IncomeLossFromEquityMethodInvestments / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
2,509,000us-gaap_IncomeLossFromEquityMethodInvestments / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
NET INCOME (LOSS) |
144,559,000us-gaap_ProfitLoss / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
153,819,000us-gaap_ProfitLoss / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
202,513,000us-gaap_ProfitLoss / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
Net Income Attributable to Noncontrolling Interests |
4,190,000us-gaap_NetIncomeLossAttributableToNoncontrollingInterest / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
4,008,000us-gaap_NetIncomeLossAttributableToNoncontrollingInterest / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
3,622,000us-gaap_NetIncomeLossAttributableToNoncontrollingInterest / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
EARNINGS ATTRIBUTABLE TO COMMON SHAREHOLDERS |
$ 140,369,000us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
$ 149,811,000us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |
$ 198,891,000us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic / dei_LegalEntityAxis = aep_SouthwesternElectricPowerCoMember |