10-K Filing

IDACORP INC CIK: 1057877 FY 2016

Filing Information

Form Type	10-K
Accession Number	`0001057877-17-000035`
Period End Date	20161231
Filing Date	20170223
Fiscal Year	2016
Fiscal Period	FY
XBRL Instance	ida-20161231.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 133 Income Statement 102 Cash Flow Statement 122 Stockholders Equity 73 Comprehensive Income 24

Balance Sheet 133 line items

Line Item	Tag	Value	Unit	Period
Allowance for Doubtful Accounts Receivable, Current	`AllowanceForDoubtfulAccountsReceivableCurrent`	$968.00K	USD	Point-in-time
Allowance for Doubtful Accounts Receivable, Current	`AllowanceForDoubtfulAccountsReceivableCurrent`	$1.20M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$78.16M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$61.48M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$114.80M	USD	Point-in-time
Allowance for Doubtful Other Receivables, Current	`AllowanceForDoubtfulOtherReceivablesCurrent`	$159.00K	USD	Point-in-time
Allowance for Doubtful Other Receivables, Current	`AllowanceForDoubtfulOtherReceivablesCurrent`	$164.00K	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$56.81M	USD	Point-in-time
Allowance for Doubtful Accounts Receivable, Noncurrent	`AllowanceForDoubtfulAccountsReceivableNoncurrent`	$402.00K	USD	Point-in-time
Allowance for Doubtful Accounts Receivable, Noncurrent	`AllowanceForDoubtfulAccountsReceivableNoncurrent`	$552.00K	USD	Point-in-time
Common Stock, No Par Value	`CommonStockNoParValue`	-	USD	Point-in-time
Customer	`AccountsReceivableNetCurrent`	$71.56M	USD	Point-in-time
Customer	`AccountsReceivableNetCurrent`	$73.50M	USD	Point-in-time
Common Stock, No Par Value	`CommonStockNoParValue`	-	USD	Point-in-time
Other	`OtherReceivables`	$15.28M	USD	Point-in-time
Other	`OtherReceivables`	$8.64M	USD	Point-in-time
Income taxes receivable	`IncomeTaxesReceivable`	$13.06M	USD	Point-in-time
Common Stock, Shares Authorized	`CommonStockSharesAuthorized`	120.00M	shares	Point-in-time
Common Stock, Shares Authorized	`CommonStockSharesAuthorized`	120.00M	shares	Point-in-time
Income taxes receivable	`IncomeTaxesReceivable`	$12.78M	USD	Point-in-time
Accrued unbilled revenues	`UnbilledReceivablesCurrent`	$80.74M	USD	Point-in-time
Common Stock, Shares, Issued	`CommonStockSharesIssued`	50.35M	shares	Point-in-time
Accrued unbilled revenues	`UnbilledReceivablesCurrent`	$65.81M	USD	Point-in-time
Common Stock, Shares, Issued	`CommonStockSharesIssued`	50.23M	shares	Point-in-time
Common Stock, Shares, Issued	`CommonStockSharesIssued`	50.42M	shares	Point-in-time
Common Stock, Shares, Issued	`CommonStockSharesIssued`	50.31M	shares	Point-in-time
Materials and supplies (at average cost)	`OtherInventorySupplies`	$56.92M	USD	Point-in-time
Treasury Stock, Shares	`TreasuryStockShares`	23,244.00	shares	Point-in-time
Treasury Stock, Shares	`TreasuryStockShares`	11,221.00	shares	Point-in-time
Materials and supplies (at average cost)	`OtherInventorySupplies`	$57.86M	USD	Point-in-time
Fuel stock (at average cost)	`EnergyRelatedInventoryOtherFossilFuel`	$53.70M	USD	Point-in-time
Fuel stock (at average cost)	`EnergyRelatedInventoryOtherFossilFuel`	$61.82M	USD	Point-in-time
Prepayments	`PrepaidExpenseCurrent`	$17.98M	USD	Point-in-time
Prepayments	`PrepaidExpenseCurrent`	$18.39M	USD	Point-in-time
Current regulatory assets	`RegulatoryAssetsCurrent`	$49.22M	USD	Point-in-time
Current regulatory assets	`RegulatoryAssetsCurrent`	$62.57M	USD	Point-in-time
Other	`OtherAssetsCurrent`	$288.00K	USD	Point-in-time
Other	`OtherAssetsCurrent`	$5.96M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$462.04M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$440.31M	USD	Point-in-time
Investments	`LongTermInvestments`	$140.74M	USD	Point-in-time
Investments	`LongTermInvestments`	$125.16M	USD	Point-in-time
Utility plant in service	`PublicUtilitiesPropertyPlantAndEquipmentPlantInService`	$5.73B	USD	Point-in-time
Utility plant in service	`PublicUtilitiesPropertyPlantAndEquipmentPlantInService`	$5.49B	USD	Point-in-time
Accumulated provision for depreciation	`PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation`	$1.99B	USD	Point-in-time
Accumulated provision for depreciation	`PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation`	$1.91B	USD	Point-in-time
Utility plant in service - net	`PublicUtilitiesPropertyPlantAndEquipmentNet`	$3.74B	USD	Point-in-time
Utility plant in service - net	`PublicUtilitiesPropertyPlantAndEquipmentNet`	$3.57B	USD	Point-in-time
Construction work in progress	`PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress`	$396.93M	USD	Point-in-time
Construction work in progress	`PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress`	$405.07M	USD	Point-in-time
Utility plant held for future use	`PlantHeldForFutureUseAmount`	$7.44M	USD	Point-in-time
Utility plant held for future use	`PlantHeldForFutureUseAmount`	$7.09M	USD	Point-in-time
Other property, net of accumulated depreciation	`PropertyPlantAndEquipmentOther`	$16.86M	USD	Point-in-time
Other property, net of accumulated depreciation	`PropertyPlantAndEquipmentOther`	$15.92M	USD	Point-in-time
Property, plant and equipment - net	`PropertyPlantAndEquipmentNet`	$3.99B	USD	Point-in-time
Property, plant and equipment - net	`PropertyPlantAndEquipmentNet`	$4.17B	USD	Point-in-time
American Falls and Milner water rights	`FiniteLivedIntangibleAssetsGross`	$9.49M	USD	Point-in-time
American Falls and Milner water rights	`FiniteLivedIntangibleAssetsGross`	$11.59M	USD	Point-in-time
Company-owned life insurance	`LifeInsuranceCorporateOrBankOwnedAmount`	$48.57M	USD	Point-in-time
Company-owned life insurance	`LifeInsuranceCorporateOrBankOwnedAmount`	$57.55M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$1.31B	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$1.41B	USD	Point-in-time
Long-term receivables	`AccountsReceivableNetNoncurrent`	$23.48M	USD	Point-in-time
Long-term receivables	`AccountsReceivableNetNoncurrent`	$22.54M	USD	Point-in-time
Other	`OtherAssetsNoncurrent`	$52.57M	USD	Point-in-time
Other	`OtherAssetsNoncurrent`	$40.22M	USD	Point-in-time
Total other assets	`AssetsNoncurrentOtherThanNoncurrentInvestmentsAndPropertyPlantAndEquipment`	$1.43B	USD	Point-in-time
Total other assets	`AssetsNoncurrentOtherThanNoncurrentInvestmentsAndPropertyPlantAndEquipment`	$1.55B	USD	Point-in-time
Total	`Assets`	$6.29B	USD	Point-in-time
Total	`Assets`	$6.02B	USD	Point-in-time
Total	`Assets`	$5.70B	USD	Point-in-time
Current maturities of long-term debt	`LongTermDebtCurrent`	$1.06M	USD	Point-in-time
Current maturities of long-term debt	`LongTermDebtCurrent`	$1.06M	USD	Point-in-time
Notes payable	`ShortTermBorrowings`	$20.00M	USD	Point-in-time
Notes payable	`ShortTermBorrowings`	$21.80M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$106.19M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$95.53M	USD	Point-in-time
Taxes accrued	`TaxesPayableCurrent`	$11.35M	USD	Point-in-time
Taxes accrued	`TaxesPayableCurrent`	$10.76M	USD	Point-in-time
Interest accrued	`InterestPayableCurrent`	$22.38M	USD	Point-in-time
Interest accrued	`InterestPayableCurrent`	$22.29M	USD	Point-in-time
Accrued compensation	`EmployeeRelatedLiabilitiesCurrent`	$45.79M	USD	Point-in-time
Accrued compensation	`EmployeeRelatedLiabilitiesCurrent`	$42.96M	USD	Point-in-time
Current regulatory liabilities	`RegulatoryLiabilityCurrent`	$2.22M	USD	Point-in-time
Current regulatory liabilities	`RegulatoryLiabilityCurrent`	$9.94M	USD	Point-in-time
Advances from customers	`CustomerAdvancesForConstruction`	$31.21M	USD	Point-in-time
Advances from customers	`CustomerAdvancesForConstruction`	$21.44M	USD	Point-in-time
Other	`OtherLiabilitiesCurrent`	$16.27M	USD	Point-in-time
Other	`OtherLiabilitiesCurrent`	$9.76M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$249.72M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$242.31M	USD	Point-in-time
Deferred income taxes	`DeferredTaxLiabilitiesNoncurrent`	$1.24B	USD	Point-in-time
Deferred income taxes	`DeferredTaxLiabilitiesNoncurrent`	$1.14B	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$416.28M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$436.85M	USD	Point-in-time
Pension and other postretirement benefits	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$394.03M	USD	Point-in-time
Pension and other postretirement benefits	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$411.52M	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$45.08M	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$45.87M	USD	Point-in-time
Total other liabilities	`LiabilitiesNoncurrent`	$1.99B	USD	Point-in-time
Total other liabilities	`LiabilitiesNoncurrent`	$2.14B	USD	Point-in-time
Long-Term Debt	`LongTermDebtNoncurrent`	$1.74B	USD	Point-in-time
Long-Term Debt	`LongTermDebtNoncurrent`	$1.73B	USD	Point-in-time
Commitments and Contingencies	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and Contingencies	`CommitmentsAndContingencies`	-	USD	Point-in-time
Common stock	`CommonStockValue`	$839.75M	USD	Point-in-time
Common stock	`CommonStockValue`	$845.40M	USD	Point-in-time
Common stock	`CommonStockValue`	$849.11M	USD	Point-in-time
Common stock	`CommonStockValue`	$851.83M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$1.23B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$1.13B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$1.32B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$1.03B	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-16.55M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-20.88M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-21.28M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-24.16M	USD	Point-in-time
Treasury stock	`TreasuryStockValue`	$8.00K	USD	Point-in-time
Treasury stock	`TreasuryStockValue`	$280.00K	USD	Point-in-time
Treasury stock	`TreasuryStockValue`	$57.00K	USD	Point-in-time
Treasury stock	`TreasuryStockValue`	$243.00K	USD	Point-in-time
Total IDACORP, Inc. shareholders equity	`StockholdersEquity`	$2.15B	USD	Point-in-time
Total IDACORP, Inc. shareholders equity	`StockholdersEquity`	$1.95B	USD	Point-in-time
Total IDACORP, Inc. shareholders equity	`StockholdersEquity`	$2.06B	USD	Point-in-time
Noncontrolling interests	`MinorityInterest`	$4.09M	USD	Point-in-time
Noncontrolling interests	`MinorityInterest`	$3.96M	USD	Point-in-time
Noncontrolling interests	`MinorityInterest`	$4.16M	USD	Point-in-time
Noncontrolling interests	`MinorityInterest`	$4.36M	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.96B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.16B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.06B	USD	Point-in-time
Total	`LiabilitiesAndStockholdersEquity`	$6.29B	USD	Point-in-time
Total	`LiabilitiesAndStockholdersEquity`	$6.02B	USD	Point-in-time

Income Statement 102 line items

Line Item	Tag	Value	Unit	Period
General business	`ElectricDomesticRegulatedRevenue`	$1.12B	USD	Annual
General business	`ElectricDomesticRegulatedRevenue`	$1.15B	USD	Annual
General business	`ElectricDomesticRegulatedRevenue`	$1.15B	USD	Annual
Off-system sales	`ElectricalGenerationRevenue`	$77.17M	USD	Annual
Off-system sales	`ElectricalGenerationRevenue`	$30.89M	USD	Annual
Off-system sales	`ElectricalGenerationRevenue`	$25.20M	USD	Annual
Other revenues	`OtherElectricUtilityRevenue`	$88.16M	USD	Annual
Other revenues	`OtherElectricUtilityRevenue`	$85.58M	USD	Annual
Other revenues	`OtherElectricUtilityRevenue`	$79.20M	USD	Annual
Total electric utility revenues	`ElectricUtilityRevenue`	$1.27B	USD	Annual
Total electric utility revenues	`ElectricUtilityRevenue`	$1.28B	USD	Annual
Total electric utility revenues	`ElectricUtilityRevenue`	$1.26B	USD	Annual
Other	`OtherSalesRevenueNet`	$3.87M	USD	Annual
Other	`OtherSalesRevenueNet`	$2.78M	USD	Annual
Other	`OtherSalesRevenueNet`	$2.67M	USD	Annual
Total operating revenues	`SalesRevenueNet`	$1.28B	USD	Annual
Total operating revenues	`SalesRevenueNet`	$1.26B	USD	Annual
Total operating revenues	`SalesRevenueNet`	$1.27B	USD	Annual
Purchased power	`UtilitiesOperatingExpensePurchasedPower`	$244.63M	USD	Annual
Purchased power	`UtilitiesOperatingExpensePurchasedPower`	$226.47M	USD	Annual
Purchased power	`UtilitiesOperatingExpensePurchasedPower`	$245.76M	USD	Annual
Fuel expense	`UtilitiesOperatingExpenseFuelUsed`	$179.49M	USD	Annual
Fuel expense	`UtilitiesOperatingExpenseFuelUsed`	$186.23M	USD	Annual
Fuel expense	`UtilitiesOperatingExpenseFuelUsed`	$201.24M	USD	Annual
Power cost adjustment	`PowerCostAdjustment`	$-5.33M	USD	Annual
Power cost adjustment	`PowerCostAdjustment`	$16.77M	USD	Annual
Power cost adjustment	`PowerCostAdjustment`	$22.23M	USD	Annual
Other operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$354.57M	USD	Annual
Other operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$351.89M	USD	Annual
Other operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$342.15M	USD	Annual
Energy efficiency programs	`EnergyEfficiencyPrograms`	$30.53M	USD	Annual
Energy efficiency programs	`EnergyEfficiencyPrograms`	$27.15M	USD	Annual
Energy efficiency programs	`EnergyEfficiencyPrograms`	$33.75M	USD	Annual
Depreciation	`UtilitiesOperatingExpenseDepreciationAndAmortization`	$132.99M	USD	Annual
Depreciation	`UtilitiesOperatingExpenseDepreciationAndAmortization`	$143.66M	USD	Annual
Depreciation	`UtilitiesOperatingExpenseDepreciationAndAmortization`	$138.11M	USD	Annual
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$32.82M	USD	Annual
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$32.81M	USD	Annual
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$31.75M	USD	Annual
Total electric utility expenses	`UtilitiesOperatingExpense`	$982.06M	USD	Annual
Total electric utility expenses	`UtilitiesOperatingExpense`	$973.06M	USD	Annual
Total electric utility expenses	`UtilitiesOperatingExpense`	$1.01B	USD	Annual
Other	`OtherGeneralExpense`	$14.27M	USD	Annual
Other	`OtherGeneralExpense`	$15.13M	USD	Annual
Other	`OtherGeneralExpense`	$8.19M	USD	Annual
Total operating expenses	`OperatingExpenses`	$1.03B	USD	Annual
Total operating expenses	`OperatingExpenses`	$988.19M	USD	Annual
Total operating expenses	`OperatingExpenses`	$990.24M	USD	Annual
Operating Income	`OperatingIncomeLoss`	$282.10M	USD	Annual
Operating Income	`OperatingIncomeLoss`	$271.78M	USD	Annual
Operating Income	`OperatingIncomeLoss`	$253.70M	USD	Annual
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$22.03M	USD	Annual
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$21.79M	USD	Annual
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$17.93M	USD	Annual
Earnings of Unconsolidated Equity-Method Investments	`IncomeLossFromEquityMethodInvestments`	$11.13M	USD	Annual
Earnings of Unconsolidated Equity-Method Investments	`IncomeLossFromEquityMethodInvestments`	$12.37M	USD	Annual
Earnings of Unconsolidated Equity-Method Investments	`IncomeLossFromEquityMethodInvestments`	$12.87M	USD	Annual
Other expense, net	`OtherNonoperatingIncomeExpense`	$7.16M	USD	Annual
Other expense, net	`OtherNonoperatingIncomeExpense`	$6.33M	USD	Annual
Other expense, net	`OtherNonoperatingIncomeExpense`	$9.87M	USD	Annual
Total other income	`NonoperatingIncomeExpense`	$25.91M	USD	Annual
Total other income	`NonoperatingIncomeExpense`	$27.66M	USD	Annual
Total other income	`NonoperatingIncomeExpense`	$21.55M	USD	Annual
Interest on long-term debt	`InterestExpenseDebt`	$80.56M	USD	Annual
Interest on long-term debt	`InterestExpenseDebt`	$83.06M	USD	Annual
Interest on long-term debt	`InterestExpenseDebt`	$81.96M	USD	Annual
Other interest	`InterestExpenseOther`	$10.27M	USD	Annual
Other interest	`InterestExpenseOther`	$8.92M	USD	Annual
Other interest	`InterestExpenseOther`	$7.70M	USD	Annual
Allowance for borrowed funds used during construction	`InterestCostsCapitalizedAdjustment`	$10.19M	USD	Annual
Allowance for borrowed funds used during construction	`InterestCostsCapitalizedAdjustment`	$10.04M	USD	Annual
Allowance for borrowed funds used during construction	`InterestCostsCapitalizedAdjustment`	$8.46M	USD	Annual
Total interest expense, net	`InterestExpense`	$81.93M	USD	Annual
Total interest expense, net	`InterestExpense`	$82.03M	USD	Annual
Total interest expense, net	`InterestExpense`	$79.80M	USD	Annual
Income Before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$234.52M	USD	Annual
Income Before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$210.53M	USD	Annual
Income Before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$240.24M	USD	Annual
Income Tax Expense	`IncomeTaxExpenseBenefit`	$36.43M	USD	Annual
Income Tax Expense	`IncomeTaxExpenseBenefit`	$45.76M	USD	Annual
Income Tax Expense	`IncomeTaxExpenseBenefit`	$16.77M	USD	Annual
Net Income	`ProfitLoss`	$194.47M	USD	Annual
Net Income	`ProfitLoss`	$198.09M	USD	Annual
Net Income	`ProfitLoss`	$193.75M	USD	Annual
Adjustment for loss (income) attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$274.00K	USD	Annual
Adjustment for loss (income) attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$-200.00K	USD	Annual
Adjustment for loss (income) attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$-204.00K	USD	Annual
Net Income Attributable to IDACORP, Inc.	`NetIncomeLoss`	$198.29M	USD	Annual
Net Income Attributable to IDACORP, Inc.	`NetIncomeLoss`	$193.48M	USD	Annual
Net Income Attributable to IDACORP, Inc.	`NetIncomeLoss`	$194.68M	USD	Annual
Weighted Average Common Shares Outstanding - Basic (000s) (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	50.22M	shares	Annual
Weighted Average Common Shares Outstanding - Basic (000s) (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	50.13M	shares	Annual
Weighted Average Common Shares Outstanding - Basic (000s) (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	50.30M	shares	Annual
Weighted Average Common Shares Outstanding - Diluted (000s) (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	50.20M	shares	Annual
Weighted Average Common Shares Outstanding - Diluted (000s) (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	50.29M	shares	Annual
Weighted Average Common Shares Outstanding - Diluted (000s) (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	50.37M	shares	Annual
Earnings Attributable to IDACORP, Inc. - Basic (in dollars per share)	`EarningsPerShareBasic`	$3.88	USD	Annual
Earnings Attributable to IDACORP, Inc. - Basic (in dollars per share)	`EarningsPerShareBasic`	$3.94	USD	Annual
Earnings Attributable to IDACORP, Inc. - Basic (in dollars per share)	`EarningsPerShareBasic`	$3.86	USD	Annual
Earnings Attributable to IDACORP, Inc. - Diluted (in dollars per share)	`EarningsPerShareDiluted`	$3.87	USD	Annual
Earnings Attributable to IDACORP, Inc. - Diluted (in dollars per share)	`EarningsPerShareDiluted`	$3.85	USD	Annual
Earnings Attributable to IDACORP, Inc. - Diluted (in dollars per share)	`EarningsPerShareDiluted`	$3.94	USD	Annual

Cash Flow Statement 122 line items

Line Item	Tag	Value	Unit	Period
Net Income	`ProfitLoss`	$194.47M	USD	Annual
Net Income	`ProfitLoss`	$198.09M	USD	Annual
Net Income	`ProfitLoss`	$193.75M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$137.09M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$142.58M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$147.29M	USD	Annual
Deferred income taxes and investment tax credits	`DeferredIncomeTaxesAndTaxCredits`	$19.16M	USD	Annual
Deferred income taxes and investment tax credits	`DeferredIncomeTaxesAndTaxCredits`	$38.65M	USD	Annual
Deferred income taxes and investment tax credits	`DeferredIncomeTaxesAndTaxCredits`	$35.73M	USD	Annual
Changes in regulatory assets and liabilities	`IncreaseDecreaseInRegulatoryAssetsAndLiabilities`	$-32.13M	USD	Annual
Changes in regulatory assets and liabilities	`IncreaseDecreaseInRegulatoryAssetsAndLiabilities`	$-13.70M	USD	Annual
Changes in regulatory assets and liabilities	`IncreaseDecreaseInRegulatoryAssetsAndLiabilities`	$5.65M	USD	Annual
Pension and postretirement benefit plan expense	`PensionAndOtherPostretirementBenefitExpense`	$30.21M	USD	Annual
Pension and postretirement benefit plan expense	`PensionAndOtherPostretirementBenefitExpense`	$44.63M	USD	Annual
Pension and postretirement benefit plan expense	`PensionAndOtherPostretirementBenefitExpense`	$29.58M	USD	Annual
Contributions to pension and postretirement benefit plans	`PensionAndOtherPostretirementBenefitContributions`	$33.72M	USD	Annual
Contributions to pension and postretirement benefit plans	`PensionAndOtherPostretirementBenefitContributions`	$45.30M	USD	Annual
Contributions to pension and postretirement benefit plans	`PensionAndOtherPostretirementBenefitContributions`	$42.84M	USD	Annual
Earnings of unconsolidated equity-method investments	`IncomeLossFromEquityMethodInvestments`	$11.13M	USD	Annual
Earnings of unconsolidated equity-method investments	`IncomeLossFromEquityMethodInvestments`	$12.37M	USD	Annual
Earnings of unconsolidated equity-method investments	`IncomeLossFromEquityMethodInvestments`	$12.87M	USD	Annual
Distributions from unconsolidated equity-method investments	`EquityMethodInvestmentDividendsOrDistributions`	$25.64M	USD	Annual
Distributions from unconsolidated equity-method investments	`EquityMethodInvestmentDividendsOrDistributions`	$12.46M	USD	Annual
Distributions from unconsolidated equity-method investments	`EquityMethodInvestmentDividendsOrDistributions`	$5.26M	USD	Annual
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$22.03M	USD	Annual
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$21.79M	USD	Annual
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions`	$17.93M	USD	Annual
Gain on sale of investments and assets	`GainLossOnSaleOfOtherInvestments`	$193.00K	USD	Annual
Gain on sale of investments and assets	`GainLossOnSaleOfOtherInvestments`	$103.00K	USD	Annual
Gain on sale of investments and assets	`GainLossOnSaleOfOtherInvestments`	$97.00K	USD	Annual
Other non-cash adjustments to net income, net	`OtherNoncashIncomeExpense`	$-2.79M	USD	Annual
Other non-cash adjustments to net income, net	`OtherNoncashIncomeExpense`	$-5.11M	USD	Annual
Other non-cash adjustments to net income, net	`OtherNoncashIncomeExpense`	$-5.08M	USD	Annual
Accounts receivable	`IncreaseDecreaseInAccountsReceivable`	$2.67M	USD	Annual
Accounts receivable	`IncreaseDecreaseInAccountsReceivable`	$-20.43M	USD	Annual
Accounts receivable	`IncreaseDecreaseInAccountsReceivable`	$-4.74M	USD	Annual
Accounts payable and other accrued liabilities	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$6.36M	USD	Annual
Accounts payable and other accrued liabilities	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$2.44M	USD	Annual
Accounts payable and other accrued liabilities	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$13.30M	USD	Annual
Taxes accrued/receivable	`IncreaseDecreaseInAccruedIncomeTaxesPayable`	$662.00K	USD	Annual
Taxes accrued/receivable	`IncreaseDecreaseInAccruedIncomeTaxesPayable`	$-13.63M	USD	Annual
Taxes accrued/receivable	`IncreaseDecreaseInAccruedIncomeTaxesPayable`	$818.00K	USD	Annual
Other current assets	`IncreaseDecreaseInOtherCurrentAssets`	$13.12M	USD	Annual
Other current assets	`IncreaseDecreaseInOtherCurrentAssets`	$14.86M	USD	Annual
Other current assets	`IncreaseDecreaseInOtherCurrentAssets`	$10.89M	USD	Annual
Other current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$1.77M	USD	Annual
Other current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$403.00K	USD	Annual
Other current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$-3.28M	USD	Annual
Other assets	`IncreaseDecreaseInOtherOperatingAssets`	$3.65M	USD	Annual
Other assets	`IncreaseDecreaseInOtherOperatingAssets`	$3.90M	USD	Annual
Other assets	`IncreaseDecreaseInOtherOperatingAssets`	$-3.02M	USD	Annual
Other liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$-1.01M	USD	Annual
Other liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$-6.71M	USD	Annual
Other liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$-2.37M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$347.71M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$364.34M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$353.19M	USD	Annual
Additions to property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$296.95M	USD	Annual
Additions to property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$274.09M	USD	Annual
Additions to property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$294.02M	USD	Annual
Payments received from transmission project joint funding partners	`Paymentsreceivedfromtransmissionprojectjointfundingpartners`	$7.59M	USD	Annual
Payments received from transmission project joint funding partners	`Paymentsreceivedfromtransmissionprojectjointfundingpartners`	$11.38M	USD	Annual
Payments received from transmission project joint funding partners	`Paymentsreceivedfromtransmissionprojectjointfundingpartners`	-	USD	Annual
Purchase of available-for-sale securities	`PaymentsToAcquireAvailableForSaleSecurities`	$14.11M	USD	Annual
Purchase of available-for-sale securities	`PaymentsToAcquireAvailableForSaleSecurities`	$14.92M	USD	Annual
Purchase of available-for-sale securities	`PaymentsToAcquireAvailableForSaleSecurities`	$8.00M	USD	Annual
Proceeds from sale of available-for-sale securities	`ProceedsFromSaleOfAvailableForSaleSecuritiesEquity`	$15.69M	USD	Annual
Proceeds from sale of available-for-sale securities	`ProceedsFromSaleOfAvailableForSaleSecuritiesEquity`	-	USD	Annual
Proceeds from sale of available-for-sale securities	`ProceedsFromSaleOfAvailableForSaleSecuritiesEquity`	$34.24M	USD	Annual
Purchase of life insurance investment	`PaymentsToAcquireLifeInsurancePolicies`	-	USD	Annual
Purchase of life insurance investment	`PaymentsToAcquireLifeInsurancePolicies`	$30.00M	USD	Annual
Purchase of life insurance investment	`PaymentsToAcquireLifeInsurancePolicies`	$10.00M	USD	Annual
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$-1.14M	USD	Annual
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$-801.00K	USD	Annual
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$-9.67M	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-297.44M	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-272.42M	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-291.71M	USD	Annual
Issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	-	USD	Annual
Issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$250.00M	USD	Annual
Issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$120.00M	USD	Annual
Retirement of long-term debt	`RepaymentsOfLongTermDebt`	$101.06M	USD	Annual
Retirement of long-term debt	`RepaymentsOfLongTermDebt`	$121.06M	USD	Annual
Retirement of long-term debt	`RepaymentsOfLongTermDebt`	$1.06M	USD	Annual
Dividends on common stock	`PaymentsOfDividendsCommonStock`	$96.81M	USD	Annual
Dividends on common stock	`PaymentsOfDividendsCommonStock`	$88.49M	USD	Annual
Dividends on common stock	`PaymentsOfDividendsCommonStock`	$104.98M	USD	Annual
Net change in short-term borrowings	`ProceedsFromRepaymentsOfShortTermDebt`	$-11.30M	USD	Annual
Net change in short-term borrowings	`ProceedsFromRepaymentsOfShortTermDebt`	$-23.45M	USD	Annual
Net change in short-term borrowings	`ProceedsFromRepaymentsOfShortTermDebt`	$1.80M	USD	Annual
Acquisition of treasury stock	`PaymentsForRepurchaseOfCommonStock`	$3.33M	USD	Annual
Acquisition of treasury stock	`PaymentsForRepurchaseOfCommonStock`	$2.74M	USD	Annual
Acquisition of treasury stock	`PaymentsForRepurchaseOfCommonStock`	$3.28M	USD	Annual
Make-whole premium on retirement of long-term debt	`PaymentsOfDebtExtinguishmentCosts`	$13.89M	USD	Annual
Make-whole premium on retirement of long-term debt	`PaymentsOfDebtExtinguishmentCosts`	$17.87M	USD	Annual
Make-whole premium on retirement of long-term debt	`PaymentsOfDebtExtinguishmentCosts`	-	USD	Annual
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$-3.17M	USD	Annual
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$-2.11M	USD	Annual
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$2.46M	USD	Annual
Net cash used in financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-103.58M	USD	Annual
Net cash used in financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-113.28M	USD	Annual
Net cash used in financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-3.49M	USD	Annual
Net increase (decrease) in cash and cash equivalents	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$57.99M	USD	Annual
Net increase (decrease) in cash and cash equivalents	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$-21.35M	USD	Annual
Net increase (decrease) in cash and cash equivalents	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$-53.32M	USD	Annual
Cash and cash equivalents at beginning of the year	`CashAndCashEquivalentsAtCarryingValue`	$78.16M	USD	Point-in-time
Cash and cash equivalents at beginning of the year	`CashAndCashEquivalentsAtCarryingValue`	$61.48M	USD	Point-in-time
Cash and cash equivalents at beginning of the year	`CashAndCashEquivalentsAtCarryingValue`	$114.80M	USD	Point-in-time
Cash and cash equivalents at beginning of the year	`CashAndCashEquivalentsAtCarryingValue`	$56.81M	USD	Point-in-time
Cash and cash equivalents at end of the year	`CashAndCashEquivalentsAtCarryingValue`	$78.16M	USD	Point-in-time
Cash and cash equivalents at end of the year	`CashAndCashEquivalentsAtCarryingValue`	$61.48M	USD	Point-in-time
Cash and cash equivalents at end of the year	`CashAndCashEquivalentsAtCarryingValue`	$114.80M	USD	Point-in-time
Cash and cash equivalents at end of the year	`CashAndCashEquivalentsAtCarryingValue`	$56.81M	USD	Point-in-time
Income taxes	`IncomeTaxesPaidNet`	$8.86M	USD	Annual
Income taxes	`IncomeTaxesPaidNet`	$3.30M	USD	Annual
Income taxes	`IncomeTaxesPaidNet`	$11.36M	USD	Annual
Interest (net of amount capitalized)	`InterestPaidNet`	$77.30M	USD	Annual
Interest (net of amount capitalized)	`InterestPaidNet`	$79.44M	USD	Annual
Interest (net of amount capitalized)	`InterestPaidNet`	$78.33M	USD	Annual
Additions to property, plant and equipment in accounts payable	`CapitalExpendituresIncurredButNotYetPaid`	$28.44M	USD	Annual
Additions to property, plant and equipment in accounts payable	`CapitalExpendituresIncurredButNotYetPaid`	$23.84M	USD	Annual
Additions to property, plant and equipment in accounts payable	`CapitalExpendituresIncurredButNotYetPaid`	$34.60M	USD	Annual

Stockholders Equity 73 line items

Line Item	Tag	Value	Unit	Period
Dividends Declared Per Share of Common Stock (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$1.92	USD	Annual
Dividends Declared Per Share of Common Stock (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$2.08	USD	Annual
Dividends Declared Per Share of Common Stock (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$1.76	USD	Annual
Balance at beginning of year	`CommonStockValue`	$839.75M	USD	Point-in-time
Balance at beginning of year	`CommonStockValue`	$845.40M	USD	Point-in-time
Balance at beginning of year	`CommonStockValue`	$849.11M	USD	Point-in-time
Balance at beginning of year	`CommonStockValue`	$851.83M	USD	Point-in-time
Issued	`StockIssuedDuringPeriodValueNewIssues`	$195.00K	USD	Annual
Issued	`StockIssuedDuringPeriodValueNewIssues`	-	USD	Annual
Issued	`StockIssuedDuringPeriodValueNewIssues`	-	USD	Annual
Other	`StockholdersEquityOther`	$3.71M	USD	Annual
Other	`StockholdersEquityOther`	$5.46M	USD	Annual
Other	`StockholdersEquityOther`	$2.49M	USD	Annual
Balance at end of year	`CommonStockValue`	$839.75M	USD	Point-in-time
Balance at end of year	`CommonStockValue`	$845.40M	USD	Point-in-time
Balance at end of year	`CommonStockValue`	$849.11M	USD	Point-in-time
Balance at end of year	`CommonStockValue`	$851.83M	USD	Point-in-time
Balance at beginning of year	`RetainedEarningsAccumulatedDeficit`	$1.23B	USD	Point-in-time
Balance at beginning of year	`RetainedEarningsAccumulatedDeficit`	$1.13B	USD	Point-in-time
Balance at beginning of year	`RetainedEarningsAccumulatedDeficit`	$1.32B	USD	Point-in-time
Balance at beginning of year	`RetainedEarningsAccumulatedDeficit`	$1.03B	USD	Point-in-time
Net income attributable to IDACORP, Inc.	`NetIncomeLoss`	$198.29M	USD	Annual
Net income attributable to IDACORP, Inc.	`NetIncomeLoss`	$193.48M	USD	Annual
Net income attributable to IDACORP, Inc.	`NetIncomeLoss`	$194.68M	USD	Annual
Common stock dividends ($2.08, $1.92, and $1.76 per share, respectively)	`DividendsCommonStockCash`	$104.96M	USD	Annual
Common stock dividends ($2.08, $1.92, and $1.76 per share, respectively)	`DividendsCommonStockCash`	$96.81M	USD	Annual
Common stock dividends ($2.08, $1.92, and $1.76 per share, respectively)	`DividendsCommonStockCash`	$88.70M	USD	Annual
Balance at end of year	`RetainedEarningsAccumulatedDeficit`	$1.23B	USD	Point-in-time
Balance at end of year	`RetainedEarningsAccumulatedDeficit`	$1.13B	USD	Point-in-time
Balance at end of year	`RetainedEarningsAccumulatedDeficit`	$1.32B	USD	Point-in-time
Balance at end of year	`RetainedEarningsAccumulatedDeficit`	$1.03B	USD	Point-in-time
AOCI - Beginning Balance	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-16.55M	USD	Point-in-time
AOCI - Beginning Balance	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-20.88M	USD	Point-in-time
AOCI - Beginning Balance	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-21.28M	USD	Point-in-time
AOCI - Beginning Balance	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-24.16M	USD	Point-in-time
Unfunded pension liability adjustment (net of tax)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-2.88M	USD	Annual
Unfunded pension liability adjustment (net of tax)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$7.61M	USD	Annual
Unfunded pension liability adjustment (net of tax)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-394.00K	USD	Annual
AOCI - Ending Balance	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-16.55M	USD	Point-in-time
AOCI - Ending Balance	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-20.88M	USD	Point-in-time
AOCI - Ending Balance	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-21.28M	USD	Point-in-time
AOCI - Ending Balance	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-24.16M	USD	Point-in-time
Balance at beginning of year	`TreasuryStockValue`	$8.00K	USD	Point-in-time
Balance at beginning of year	`TreasuryStockValue`	$280.00K	USD	Point-in-time
Balance at beginning of year	`TreasuryStockValue`	$57.00K	USD	Point-in-time
Balance at beginning of year	`TreasuryStockValue`	$243.00K	USD	Point-in-time
Issued	`StockIssuedDuringPeriodValueTreasuryStockReissued`	$2.46M	USD	Annual
Issued	`StockIssuedDuringPeriodValueTreasuryStockReissued`	$3.50M	USD	Annual
Issued	`StockIssuedDuringPeriodValueTreasuryStockReissued`	$3.14M	USD	Annual
Acquired	`TreasuryStockValueAcquiredCostMethod`	$2.74M	USD	Annual
Acquired	`TreasuryStockValueAcquiredCostMethod`	$3.28M	USD	Annual
Acquired	`TreasuryStockValueAcquiredCostMethod`	$3.33M	USD	Annual
Balance at end of year	`TreasuryStockValue`	$8.00K	USD	Point-in-time
Balance at end of year	`TreasuryStockValue`	$280.00K	USD	Point-in-time
Balance at end of year	`TreasuryStockValue`	$57.00K	USD	Point-in-time
Balance at end of year	`TreasuryStockValue`	$243.00K	USD	Point-in-time
Total IDACORP, Inc. shareholders equity at end of year	`StockholdersEquity`	$2.15B	USD	Point-in-time
Total IDACORP, Inc. shareholders equity at end of year	`StockholdersEquity`	$1.95B	USD	Point-in-time
Total IDACORP, Inc. shareholders equity at end of year	`StockholdersEquity`	$2.06B	USD	Point-in-time
Balance at beginning of year	`MinorityInterest`	$4.09M	USD	Point-in-time
Balance at beginning of year	`MinorityInterest`	$3.96M	USD	Point-in-time
Balance at beginning of year	`MinorityInterest`	$4.16M	USD	Point-in-time
Balance at beginning of year	`MinorityInterest`	$4.36M	USD	Point-in-time
Net (loss) income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$274.00K	USD	Annual
Net (loss) income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$-200.00K	USD	Annual
Net (loss) income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$-204.00K	USD	Annual
Balance at end of year	`MinorityInterest`	$4.09M	USD	Point-in-time
Balance at end of year	`MinorityInterest`	$3.96M	USD	Point-in-time
Balance at end of year	`MinorityInterest`	$4.16M	USD	Point-in-time
Balance at end of year	`MinorityInterest`	$4.36M	USD	Point-in-time
Total equity at end of year	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.96B	USD	Point-in-time
Total equity at end of year	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.16B	USD	Point-in-time
Total equity at end of year	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.06B	USD	Point-in-time

Comprehensive Income 24 line items

Line Item	Tag	Value	Unit	Period
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Tax	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	-	USD	Annual
Net Income	`ProfitLoss`	$194.47M	USD	Annual
Net Income	`ProfitLoss`	$198.09M	USD	Annual
Net Income	`ProfitLoss`	$193.75M	USD	Annual
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Tax	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	-	USD	Annual
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Tax	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	-	USD	Annual
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Tax	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax`	-	USD	Annual
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Tax	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax`	-	USD	Annual
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Tax	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax`	-	USD	Annual
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$253.00K	USD	Annual
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-4.88M	USD	Annual
Unfunded pension liability adjustment, net of tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-2.88M	USD	Annual
Unfunded pension liability adjustment, net of tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$7.61M	USD	Annual
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$1.85M	USD	Annual
Unfunded pension liability adjustment, net of tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-394.00K	USD	Annual
Total Comprehensive Income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$198.48M	USD	Annual
Total Comprehensive Income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$186.15M	USD	Annual
Total Comprehensive Income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$197.36M	USD	Annual
Comprehensive loss (income) attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$-204.00K	USD	Annual
Comprehensive loss (income) attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$-200.00K	USD	Annual
Comprehensive loss (income) attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$274.00K	USD	Annual
Comprehensive Income Attributable to IDACORP, Inc.	`ComprehensiveIncomeNetOfTax`	$197.56M	USD	Annual
Comprehensive Income Attributable to IDACORP, Inc.	`ComprehensiveIncomeNetOfTax`	$198.68M	USD	Annual
Comprehensive Income Attributable to IDACORP, Inc.	`ComprehensiveIncomeNetOfTax`	$185.88M	USD	Annual

Data is extracted from SEC EDGAR XBRL filings. Values shown are as reported in the filing.