10-Q Filing

BLACK HILLS CORP /SD/ CIK: 1130464 Q2 2019

Filing Information

Form Type	10-Q
Accession Number	`0001130464-19-000035`
Period End Date	20190630
Filing Date	20190806
Fiscal Year	2019
Fiscal Period	Q2
XBRL Instance	bkh10qq22019_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 98 Income Statement 120 Cash Flow Statement 82 Stockholders Equity 47 Comprehensive Income 38

Balance Sheet 98 line items

Line Item	Tag	Value	Unit	Period
Common Stock, Par Value (usd per share)	`CommonStockParOrStatedValuePerShare`	$1.00	USD	Point-in-time
Common Stock, Par Value (usd per share)	`CommonStockParOrStatedValuePerShare`	$1.00	USD	Point-in-time
Common Stock, Shares Issued	`CommonStockSharesIssued`	60.05M	shares	Point-in-time
Common Stock, Shares Issued	`CommonStockSharesIssued`	61.09M	shares	Point-in-time
Treasury Stock, Shares	`TreasuryStockShares`	25,359.00	shares	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$20.78M	USD	Point-in-time
Treasury Stock, Shares	`TreasuryStockShares`	44,253.00	shares	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$6.64M	USD	Point-in-time
Restricted cash	`RestrictedCashAndInvestmentsCurrent`	$3.37M	USD	Point-in-time
Restricted cash	`RestrictedCashAndInvestmentsCurrent`	$3.60M	USD	Point-in-time
Common Stock, Shares Authorized	`CommonStockSharesAuthorized`	100.00M	shares	Point-in-time
Common Stock, Shares Authorized	`CommonStockSharesAuthorized`	100.00M	shares	Point-in-time
Accounts receivable, net	`AccountsReceivableNetCurrent`	$269.15M	USD	Point-in-time
Accounts receivable, net	`AccountsReceivableNetCurrent`	$166.51M	USD	Point-in-time
Materials, supplies and fuel	`InventoryNet`	$117.30M	USD	Point-in-time
Materials, supplies and fuel	`InventoryNet`	$102.83M	USD	Point-in-time
Derivative assets, current	`DerivativeAssetsCurrent`	$405.00K	USD	Point-in-time
Derivative assets, current	`DerivativeAssetsCurrent`	$1.50M	USD	Point-in-time
Income tax receivable, net	`IncomeTaxesReceivable`	$13.55M	USD	Point-in-time
Income tax receivable, net	`IncomeTaxesReceivable`	$12.98M	USD	Point-in-time
Regulatory assets, current	`RegulatoryAssetsCurrent`	$48.92M	USD	Point-in-time
Regulatory assets, current	`RegulatoryAssetsCurrent`	$48.78M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$29.98M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$27.21M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$369.67M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$503.83M	USD	Point-in-time
Investments	`LongTermInvestments`	$41.27M	USD	Point-in-time
Investments	`LongTermInvestments`	$41.01M	USD	Point-in-time
Property, plant and equipment	`PropertyPlantAndEquipmentGross`	$6.00B	USD	Point-in-time
Property, plant and equipment	`PropertyPlantAndEquipmentGross`	$6.32B	USD	Point-in-time
Less: accumulated depreciation and depletion	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$1.22B	USD	Point-in-time
Less: accumulated depreciation and depletion	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$1.15B	USD	Point-in-time
Total property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$5.09B	USD	Point-in-time
Total property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$4.85B	USD	Point-in-time
Goodwill	`Goodwill`	$1.30B	USD	Point-in-time
Goodwill	`Goodwill`	$1.30B	USD	Point-in-time
Intangible assets, net	`IntangibleAssetsNetExcludingGoodwill`	$13.87M	USD	Point-in-time
Intangible assets, net	`IntangibleAssetsNetExcludingGoodwill`	$14.34M	USD	Point-in-time
Regulatory assets, non-current	`RegulatoryAssetsNoncurrent`	$235.46M	USD	Point-in-time
Regulatory assets, non-current	`RegulatoryAssetsNoncurrent`	$234.12M	USD	Point-in-time
Other assets, non-current	`OtherAssetsNoncurrent`	$30.55M	USD	Point-in-time
Other assets, non-current	`OtherAssetsNoncurrent`	$14.35M	USD	Point-in-time
Total other assets, non-current	`AssetsNoncurrentOtherThanNoncurrentInvestmentsAndPropertyPlantAndEquipment`	$1.56B	USD	Point-in-time
Total other assets, non-current	`AssetsNoncurrentOtherThanNoncurrentInvestmentsAndPropertyPlantAndEquipment`	$1.58B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$7.08B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$6.96B	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$150.51M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$210.61M	USD	Point-in-time
Accrued liabilities	`AccruedLiabilitiesCurrent`	$188.52M	USD	Point-in-time
Accrued liabilities	`AccruedLiabilitiesCurrent`	$215.50M	USD	Point-in-time
Derivative liabilities, current	`DerivativeLiabilitiesCurrent`	$1.49M	USD	Point-in-time
Derivative liabilities, current	`DerivativeLiabilitiesCurrent`	$947.00K	USD	Point-in-time
Regulatory liabilities, current	`RegulatoryLiabilityCurrent`	$39.64M	USD	Point-in-time
Regulatory liabilities, current	`RegulatoryLiabilityCurrent`	$29.81M	USD	Point-in-time
Notes payable	`ShortTermBorrowings`	$102.50M	USD	Point-in-time
Notes payable	`ShortTermBorrowings`	$185.62M	USD	Point-in-time
Current maturities of long-term debt	`LongTermDebtCurrent`	$5.74M	USD	Point-in-time
Current maturities of long-term debt	`LongTermDebtCurrent`	$5.74M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$648.23M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$488.40M	USD	Point-in-time
Long-term debt	`LongTermDebtNoncurrent`	$3.05B	USD	Point-in-time
Long-term debt	`LongTermDebtNoncurrent`	$2.95B	USD	Point-in-time
Deferred income tax liabilities, net	`DeferredTaxLiabilitiesNoncurrent`	$311.33M	USD	Point-in-time
Deferred income tax liabilities, net	`DeferredTaxLiabilitiesNoncurrent`	$343.21M	USD	Point-in-time
Regulatory liabilities, non-current	`RegulatoryLiabilityNoncurrent`	$514.91M	USD	Point-in-time
Regulatory liabilities, non-current	`RegulatoryLiabilityNoncurrent`	$510.98M	USD	Point-in-time
Benefit plan liabilities	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$145.15M	USD	Point-in-time
Benefit plan liabilities	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$146.65M	USD	Point-in-time
Other deferred credits and other liabilities	`OtherLiabilitiesNoncurrent`	$118.61M	USD	Point-in-time
Other deferred credits and other liabilities	`OtherLiabilitiesNoncurrent`	$109.38M	USD	Point-in-time
Total deferred credits and other liabilities	`LiabilitiesOtherThanLongtermDebtNoncurrent`	$1.08B	USD	Point-in-time
Total deferred credits and other liabilities	`LiabilitiesOtherThanLongtermDebtNoncurrent`	$1.12B	USD	Point-in-time
Commitments and contingencies (See Notes 8, 10, 15, 16)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies (See Notes 8, 10, 15, 16)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Common stock $1 par value; 100,000,000 shares authorized; issued 61,091,385 and 60,048,567 shares, respectively	`CommonStockValue`	$60.05M	USD	Point-in-time
Common stock $1 par value; 100,000,000 shares authorized; issued 61,091,385 and 60,048,567 shares, respectively	`CommonStockValue`	$61.09M	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapital`	$1.52B	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapital`	$1.45B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$700.40M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$761.22M	USD	Point-in-time
Treasury stock, at cost 25,359 and 44,253 shares, respectively	`TreasuryStockValue`	$1.54M	USD	Point-in-time
Treasury stock, at cost 25,359 and 44,253 shares, respectively	`TreasuryStockValue`	$2.51M	USD	Point-in-time
Accumulated other comprehensive income (loss)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-38.76M	USD	Point-in-time
Accumulated other comprehensive income (loss)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-41.20M	USD	Point-in-time
Accumulated other comprehensive income (loss)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-26.23M	USD	Point-in-time
Accumulated other comprehensive income (loss)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-26.92M	USD	Point-in-time
Total stockholders equity	`StockholdersEquity`	$2.32B	USD	Point-in-time
Total stockholders equity	`StockholdersEquity`	$2.18B	USD	Point-in-time
Noncontrolling interest	`NoncontrollingInterestInVariableInterestEntity`	$103.25M	USD	Point-in-time
Noncontrolling interest	`NoncontrollingInterestInVariableInterestEntity`	$105.83M	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.38B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.29B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.82B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.93B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.93B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.42B	USD	Point-in-time
TOTAL LIABILITIES AND TOTAL EQUITY	`LiabilitiesAndStockholdersEquity`	$6.96B	USD	Point-in-time
TOTAL LIABILITIES AND TOTAL EQUITY	`LiabilitiesAndStockholdersEquity`	$7.08B	USD	Point-in-time

Income Statement 120 line items

Line Item	Tag	Value	Unit	Period
Revenues	`Revenues`	$355.70M	USD	1 Quarter
Revenues	`Revenues`	$333.89M	USD	1 Quarter
Revenues	`Revenues`	$931.09M	USD	2 Qtrs
Revenues	`Revenues`	$931.70M	USD	2 Qtrs
Fuel, purchased power and cost of natural gas sold	`FuelPurchasedPowerAndCostOfGasSold`	$352.30M	USD	2 Qtrs
Fuel, purchased power and cost of natural gas sold	`FuelPurchasedPowerAndCostOfGasSold`	$104.66M	USD	1 Quarter
Fuel, purchased power and cost of natural gas sold	`FuelPurchasedPowerAndCostOfGasSold`	$89.83M	USD	1 Quarter
Fuel, purchased power and cost of natural gas sold	`FuelPurchasedPowerAndCostOfGasSold`	$338.61M	USD	2 Qtrs
Operations and maintenance	`OperatingExpenseMaintenanceOperationsandOtherCostsandExpense`	$118.28M	USD	1 Quarter
Operations and maintenance	`OperatingExpenseMaintenanceOperationsandOtherCostsandExpense`	$248.84M	USD	2 Qtrs
Operations and maintenance	`OperatingExpenseMaintenanceOperationsandOtherCostsandExpense`	$234.38M	USD	2 Qtrs
Operations and maintenance	`OperatingExpenseMaintenanceOperationsandOtherCostsandExpense`	$124.93M	USD	1 Quarter
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$102.62M	USD	2 Qtrs
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$48.71M	USD	1 Quarter
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$51.59M	USD	1 Quarter
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$97.30M	USD	2 Qtrs
Taxes - property and production	`TaxesExcludingIncomeAndExciseTaxes`	$13.98M	USD	1 Quarter
Taxes - property and production	`TaxesExcludingIncomeAndExciseTaxes`	$26.66M	USD	2 Qtrs
Taxes - property and production	`TaxesExcludingIncomeAndExciseTaxes`	$27.28M	USD	2 Qtrs
Taxes - property and production	`TaxesExcludingIncomeAndExciseTaxes`	$13.14M	USD	1 Quarter
Other operating expenses	`OtherCostAndExpenseOperating`	$833.00K	USD	2 Qtrs
Other operating expenses	`OtherCostAndExpenseOperating`	$525.00K	USD	1 Quarter
Other operating expenses	`OtherCostAndExpenseOperating`	$2.02M	USD	2 Qtrs
Other operating expenses	`OtherCostAndExpenseOperating`	$393.00K	USD	1 Quarter
Total operating expenses	`OperatingExpenses`	$279.89M	USD	1 Quarter
Total operating expenses	`OperatingExpenses`	$286.15M	USD	1 Quarter
Total operating expenses	`OperatingExpenses`	$717.57M	USD	2 Qtrs
Total operating expenses	`OperatingExpenses`	$713.27M	USD	2 Qtrs
Operating income	`OperatingIncomeLoss`	$214.13M	USD	2 Qtrs
Operating income	`OperatingIncomeLoss`	$54.00M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$69.55M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$217.82M	USD	2 Qtrs
Interest expense incurred net of amounts capitalized (including amortization of debt issuance costs, premiums and discounts)	`InterestCostsIncurred`	$70.80M	USD	2 Qtrs
Interest expense incurred net of amounts capitalized (including amortization of debt issuance costs, premiums and discounts)	`InterestCostsIncurred`	$35.37M	USD	1 Quarter
Interest expense incurred net of amounts capitalized (including amortization of debt issuance costs, premiums and discounts)	`InterestCostsIncurred`	$36.06M	USD	1 Quarter
Interest expense incurred net of amounts capitalized (including amortization of debt issuance costs, premiums and discounts)	`InterestCostsIncurred`	$72.03M	USD	2 Qtrs
Allowance for funds used during construction - borrowed	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionBorrowedInterestCostsCapitalized`	$511.00K	USD	1 Quarter
Allowance for funds used during construction - borrowed	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionBorrowedInterestCostsCapitalized`	$2.35M	USD	2 Qtrs
Allowance for funds used during construction - borrowed	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionBorrowedInterestCostsCapitalized`	$644.00K	USD	2 Qtrs
Allowance for funds used during construction - borrowed	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionBorrowedInterestCostsCapitalized`	$1.40M	USD	1 Quarter
Interest income	`InvestmentIncomeInterest`	$630.00K	USD	2 Qtrs
Interest income	`InvestmentIncomeInterest`	$320.00K	USD	1 Quarter
Interest income	`InvestmentIncomeInterest`	$396.00K	USD	1 Quarter
Interest income	`InvestmentIncomeInterest`	$695.00K	USD	2 Qtrs
Allowance for funds used during construction - equity	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$242.00K	USD	1 Quarter
Allowance for funds used during construction - equity	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$127.00K	USD	1 Quarter
Allowance for funds used during construction - equity	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$310.00K	USD	2 Qtrs
Allowance for funds used during construction - equity	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$175.00K	USD	2 Qtrs
Other income (expense), net	`OtherNonoperatingIncomeExpense`	$-1.55M	USD	1 Quarter
Other income (expense), net	`OtherNonoperatingIncomeExpense`	$137.00K	USD	1 Quarter
Other income (expense), net	`OtherNonoperatingIncomeExpense`	$-1.72M	USD	2 Qtrs
Other income (expense), net	`OtherNonoperatingIncomeExpense`	$-700.00K	USD	2 Qtrs
Total other income (expense)	`NonoperatingIncomeExpense`	$-35.84M	USD	1 Quarter
Total other income (expense)	`NonoperatingIncomeExpense`	$-70.94M	USD	2 Qtrs
Total other income (expense)	`NonoperatingIncomeExpense`	$-69.51M	USD	2 Qtrs
Total other income (expense)	`NonoperatingIncomeExpense`	$-34.00M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$20.00M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$144.62M	USD	2 Qtrs
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$146.88M	USD	2 Qtrs
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$33.71M	USD	1 Quarter
Income tax benefit (expense)	`IncomeTaxExpenseBenefit`	$2.31M	USD	1 Quarter
Income tax benefit (expense)	`IncomeTaxExpenseBenefit`	$6.54M	USD	1 Quarter
Income tax benefit (expense)	`IncomeTaxExpenseBenefit`	$-19.26M	USD	2 Qtrs
Income tax benefit (expense)	`IncomeTaxExpenseBenefit`	$19.57M	USD	2 Qtrs
Income from continuing operations	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$166.14M	USD	2 Qtrs
Income from continuing operations	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$17.69M	USD	1 Quarter
Income from continuing operations	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$125.06M	USD	2 Qtrs
Income from continuing operations	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$27.17M	USD	1 Quarter
Net (loss) from discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	-	USD	1 Quarter
Net (loss) from discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$-2.43M	USD	1 Quarter
Net (loss) from discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	-	USD	2 Qtrs
Net (loss) from discontinued operations	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$-4.77M	USD	2 Qtrs
Net income	`ProfitLoss`	$24.74M	USD	1 Quarter
Net income	`ProfitLoss`	$161.37M	USD	2 Qtrs
Net income	`ProfitLoss`	$17.69M	USD	1 Quarter
Net income	`ProfitLoss`	$125.06M	USD	2 Qtrs
Net income attributable to noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$6.66M	USD	2 Qtrs
Net income attributable to noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$2.82M	USD	1 Quarter
Net income attributable to noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$6.45M	USD	2 Qtrs
Net income attributable to noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$3.11M	USD	1 Quarter
Net Income (Loss) Attributable to Parent	`NetIncomeLoss`	$14.58M	USD	1 Quarter
Net Income (Loss) Attributable to Parent	`NetIncomeLoss`	$118.39M	USD	2 Qtrs
Net Income (Loss) Attributable to Parent	`NetIncomeLoss`	$154.92M	USD	2 Qtrs
Net Income (Loss) Attributable to Parent	`NetIncomeLoss`	$21.92M	USD	1 Quarter
Net income from continuing operations	`IncomeLossFromContinuingOperations`	$14.58M	USD	1 Quarter
Net income from continuing operations	`IncomeLossFromContinuingOperations`	$159.69M	USD	2 Qtrs
Net income from continuing operations	`IncomeLossFromContinuingOperations`	$24.34M	USD	1 Quarter
Net income from continuing operations	`IncomeLossFromContinuingOperations`	$118.39M	USD	2 Qtrs
Income from continuing operations, Basic (usd per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$2.99	USD	2 Qtrs
Income from continuing operations, Basic (usd per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$0.46	USD	1 Quarter
Income from continuing operations, Basic (usd per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$0.24	USD	1 Quarter
Income from continuing operations, Basic (usd per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$1.97	USD	2 Qtrs
(Loss) from discontinued operations, Basic (usd per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare`	$-0.05	USD	1 Quarter
(Loss) from discontinued operations, Basic (usd per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare`	-	USD	2 Qtrs
(Loss) from discontinued operations, Basic (usd per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare`	$-0.09	USD	2 Qtrs
(Loss) from discontinued operations, Basic (usd per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare`	-	USD	1 Quarter
Earnings (loss) per share, Basic (usd per share)	`EarningsPerShareBasic`	$0.41	USD	1 Quarter
Earnings (loss) per share, Basic (usd per share)	`EarningsPerShareBasic`	$1.97	USD	2 Qtrs
Earnings (loss) per share, Basic (usd per share)	`EarningsPerShareBasic`	$0.24	USD	1 Quarter
Earnings (loss) per share, Basic (usd per share)	`EarningsPerShareBasic`	$2.90	USD	2 Qtrs
Income from continuing operations, Diluted (usd per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$0.24	USD	1 Quarter
Income from continuing operations, Diluted (usd per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$0.45	USD	1 Quarter
Income from continuing operations, Diluted (usd per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$2.94	USD	2 Qtrs
Income from continuing operations, Diluted (usd per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$1.96	USD	2 Qtrs
(Loss) from discontinued operations, Diluted (usd per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	-	USD	2 Qtrs
(Loss) from discontinued operations, Diluted (usd per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	$-0.05	USD	1 Quarter
(Loss) from discontinued operations, Diluted (usd per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	$-0.09	USD	2 Qtrs
(Loss) from discontinued operations, Diluted (usd per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	-	USD	1 Quarter
Earnings (loss) per share, Diluted (usd per share)	`EarningsPerShareDiluted`	$2.85	USD	2 Qtrs
Earnings (loss) per share, Diluted (usd per share)	`EarningsPerShareDiluted`	$0.40	USD	1 Quarter
Earnings (loss) per share, Diluted (usd per share)	`EarningsPerShareDiluted`	$1.96	USD	2 Qtrs
Earnings (loss) per share, Diluted (usd per share)	`EarningsPerShareDiluted`	$0.24	USD	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	53.35M	shares	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	60.47M	shares	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	53.34M	shares	2 Qtrs
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	60.20M	shares	2 Qtrs
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	60.61M	shares	1 Quarter
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	54.52M	shares	1 Quarter
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	54.36M	shares	2 Qtrs
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	60.33M	shares	2 Qtrs

Cash Flow Statement 82 line items

Line Item	Tag	Value	Unit	Period
Net income	`ProfitLoss`	$24.74M	USD	1 Quarter
Net income	`ProfitLoss`	$161.37M	USD	2 Qtrs
Net income	`ProfitLoss`	$17.69M	USD	1 Quarter
Net income	`ProfitLoss`	$125.06M	USD	2 Qtrs
Loss from discontinued operations, net of tax	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	-	USD	1 Quarter
Loss from discontinued operations, net of tax	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$-2.43M	USD	1 Quarter
Loss from discontinued operations, net of tax	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	-	USD	2 Qtrs
Loss from discontinued operations, net of tax	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$-4.77M	USD	2 Qtrs
Income from continuing operations	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$166.14M	USD	2 Qtrs
Income from continuing operations	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$17.69M	USD	1 Quarter
Income from continuing operations	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$125.06M	USD	2 Qtrs
Income from continuing operations	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$27.17M	USD	1 Quarter
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$102.62M	USD	2 Qtrs
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$48.71M	USD	1 Quarter
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$51.59M	USD	1 Quarter
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$97.30M	USD	2 Qtrs
Deferred financing cost amortization	`AmortizationOfFinancingCostsAndDiscounts`	$3.69M	USD	2 Qtrs
Deferred financing cost amortization	`AmortizationOfFinancingCostsAndDiscounts`	$4.22M	USD	2 Qtrs
Stock compensation	`ShareBasedCompensation`	$7.09M	USD	2 Qtrs
Stock compensation	`ShareBasedCompensation`	$5.22M	USD	2 Qtrs
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$-21.42M	USD	2 Qtrs
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$21.93M	USD	2 Qtrs
Employee benefit plans	`PensionAndOtherPostretirementBenefitExpense`	$6.91M	USD	2 Qtrs
Employee benefit plans	`PensionAndOtherPostretirementBenefitExpense`	$5.68M	USD	2 Qtrs
Other adjustments, net	`OtherNoncashIncomeExpense`	$-4.88M	USD	2 Qtrs
Other adjustments, net	`OtherNoncashIncomeExpense`	$-8.99M	USD	2 Qtrs
Materials, supplies and fuel	`IncreaseDecreaseInInventories`	$-14.91M	USD	2 Qtrs
Materials, supplies and fuel	`IncreaseDecreaseInInventories`	$-18.49M	USD	2 Qtrs
Accounts receivable, unbilled revenues and other operating assets	`IncreaseDecreaseInAccountsReceivableAndOtherOperatingAssets`	$-99.92M	USD	2 Qtrs
Accounts receivable, unbilled revenues and other operating assets	`IncreaseDecreaseInAccountsReceivableAndOtherOperatingAssets`	$-50.71M	USD	2 Qtrs
Accounts payable and other operating liabilities	`IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities`	$-107.56M	USD	2 Qtrs
Accounts payable and other operating liabilities	`IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities`	$-96.39M	USD	2 Qtrs
Regulatory assets - current	`IncreaseDecreaseInOtherRegulatoryAssets`	$-16.12M	USD	2 Qtrs
Regulatory assets - current	`IncreaseDecreaseInOtherRegulatoryAssets`	$-55.64M	USD	2 Qtrs
Regulatory liabilities - current	`IncreaseDecreaseInRegulatoryLiabilities`	$-6.35M	USD	2 Qtrs
Regulatory liabilities - current	`IncreaseDecreaseInRegulatoryLiabilities`	$19.99M	USD	2 Qtrs
Other operating activities, net	`IncreaseDecreaseInOtherOperatingCapitalNet`	$2.86M	USD	2 Qtrs
Other operating activities, net	`IncreaseDecreaseInOtherOperatingCapitalNet`	$1.37M	USD	2 Qtrs
Net cash provided by operating activities of continuing operations	`NetCashProvidedByUsedInOperatingActivitiesContinuingOperations`	$309.80M	USD	2 Qtrs
Net cash provided by operating activities of continuing operations	`NetCashProvidedByUsedInOperatingActivitiesContinuingOperations`	$289.78M	USD	2 Qtrs
Net cash provided by operating activities of discontinued operations	`CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations`	-	USD	2 Qtrs
Net cash provided by operating activities of discontinued operations	`CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations`	$903.00K	USD	2 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$289.78M	USD	2 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$310.70M	USD	2 Qtrs
Property, plant and equipment additions	`PaymentsToAcquirePropertyPlantAndEquipment`	$317.69M	USD	2 Qtrs
Property, plant and equipment additions	`PaymentsToAcquirePropertyPlantAndEquipment`	$156.75M	USD	2 Qtrs
Purchase of investment	`PaymentsToAcquireOtherInvestments`	-	USD	2 Qtrs
Purchase of investment	`PaymentsToAcquireOtherInvestments`	$24.43M	USD	2 Qtrs
Other investing activities	`PaymentsForProceedsFromOtherInvestingActivities`	$373.00K	USD	2 Qtrs
Other investing activities	`PaymentsForProceedsFromOtherInvestingActivities`	$-389.00K	USD	2 Qtrs
Net cash provided by (used in) investing activities of continuing operations	`NetCashProvidedByUsedInInvestingActivitiesContinuingOperations`	$-317.30M	USD	2 Qtrs
Net cash provided by (used in) investing activities of continuing operations	`NetCashProvidedByUsedInInvestingActivitiesContinuingOperations`	$-181.55M	USD	2 Qtrs
Net cash provided by investing activities of discontinued operations	`CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations`	-	USD	2 Qtrs
Net cash provided by investing activities of discontinued operations	`CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations`	$18.02M	USD	2 Qtrs
Net cash provided by (used in) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-317.30M	USD	2 Qtrs
Net cash provided by (used in) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-163.53M	USD	2 Qtrs
Dividends paid on common stock	`PaymentsOfDividends`	$60.95M	USD	2 Qtrs
Dividends paid on common stock	`PaymentsOfDividends`	$50.88M	USD	2 Qtrs
Common stock issued	`ProceedsFromIssuanceOfCommonStock`	$1.07M	USD	2 Qtrs
Common stock issued	`ProceedsFromIssuanceOfCommonStock`	$71.76M	USD	2 Qtrs
Net (payments) borrowings of short-term debt	`ProceedsFromRepaymentsOfShortTermDebt`	$-83.12M	USD	2 Qtrs
Net (payments) borrowings of short-term debt	`ProceedsFromRepaymentsOfShortTermDebt`	$-89.50M	USD	2 Qtrs
Long-term debt - repayments	`ProceedsFromIssuanceOfLongTermDebt`	-	USD	2 Qtrs
Long-term debt - repayments	`ProceedsFromIssuanceOfLongTermDebt`	$400.00M	USD	2 Qtrs
Long-term debt - repayments	`RepaymentsOfLongTermDebt`	$302.87M	USD	2 Qtrs
Long-term debt - repayments	`RepaymentsOfLongTermDebt`	$2.87M	USD	2 Qtrs
Distributions to noncontrolling interest	`PaymentsToMinorityShareholders`	$9.25M	USD	2 Qtrs
Distributions to noncontrolling interest	`PaymentsToMinorityShareholders`	$10.00M	USD	2 Qtrs
Other financing activities	`ProceedsFromPaymentsForOtherFinancingActivities`	$-1.95M	USD	2 Qtrs
Other financing activities	`ProceedsFromPaymentsForOtherFinancingActivities`	$-1.53M	USD	2 Qtrs
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$13.62M	USD	2 Qtrs
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-153.70M	USD	2 Qtrs
Net change in cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect`	$-13.90M	USD	2 Qtrs
Net change in cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect`	$-6.53M	USD	2 Qtrs
Cash, cash equivalents and restricted cash at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$11.71M	USD	Point-in-time
Cash, cash equivalents and restricted cash at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$10.24M	USD	Point-in-time
Cash, cash equivalents and restricted cash at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$24.14M	USD	Point-in-time
Cash, cash equivalents and restricted cash at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$18.24M	USD	Point-in-time
Cash, cash equivalents and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$11.71M	USD	Point-in-time
Cash, cash equivalents and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$10.24M	USD	Point-in-time
Cash, cash equivalents and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$24.14M	USD	Point-in-time
Cash, cash equivalents and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$18.24M	USD	Point-in-time

Stockholders Equity 47 line items

Line Item	Tag	Value	Unit	Period
Common Stock, Dividends, Per Share, Cash Paid	`CommonStockDividendsPerShareCashPaid`	$0.51	USD	1 Quarter
Common Stock, Dividends, Per Share, Cash Paid	`CommonStockDividendsPerShareCashPaid`	$0.47	USD	1 Quarter
Common Stock, Dividends, Per Share, Cash Paid	`CommonStockDividendsPerShareCashPaid`	$0.47	USD	1 Quarter
Common Stock, Dividends, Per Share, Cash Paid	`CommonStockDividendsPerShareCashPaid`	$0.51	USD	1 Quarter
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.38B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.29B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.82B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.93B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.93B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.42B	USD	Point-in-time
Net Income (Loss), Including Portion Attributable to Nonredeemable Noncontrolling Interest	`NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest`	$17.69M	USD	1 Quarter
Net Income (Loss), Including Portion Attributable to Nonredeemable Noncontrolling Interest	`NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest`	$107.36M	USD	1 Quarter
Net Income (Loss), Including Portion Attributable to Nonredeemable Noncontrolling Interest	`NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest`	$136.63M	USD	1 Quarter
Net Income (Loss), Including Portion Attributable to Nonredeemable Noncontrolling Interest	`NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest`	$24.74M	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$689.00K	USD	2 Qtrs
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$2.42M	USD	2 Qtrs
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$457.00K	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$1.26M	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$232.00K	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$1.16M	USD	1 Quarter
Dividends on Common Stock	`DividendsCommonStockCash`	$30.33M	USD	1 Quarter
Dividends on Common Stock	`DividendsCommonStockCash`	$25.43M	USD	1 Quarter
Dividends on Common Stock	`DividendsCommonStockCash`	$30.62M	USD	1 Quarter
Dividends on Common Stock	`DividendsCommonStockCash`	$25.44M	USD	1 Quarter
Share-based compensation	`StockIssuedDuringPeriodValueShareBasedCompensation`	$755.00K	USD	1 Quarter
Share-based compensation	`StockIssuedDuringPeriodValueShareBasedCompensation`	$2.44M	USD	1 Quarter
Share-based compensation	`StockIssuedDuringPeriodValueShareBasedCompensation`	$3.89M	USD	1 Quarter
Share-based compensation	`StockIssuedDuringPeriodValueShareBasedCompensation`	$538.00K	USD	1 Quarter
Dividend reinvestment and stock purchase plan	`StockIssuedDuringPeriodValueDividendReinvestmentPlan`	$219.00K	USD	1 Quarter
Other stock transactions	`StockholdersEquityOther`	$-2.00K	USD	1 Quarter
Other stock transactions	`StockholdersEquityOther`	$6.00K	USD	1 Quarter
Issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$50.00M	USD	1 Quarter
Issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$20.00M	USD	1 Quarter
Issuance costs	`AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts`	$289.00K	USD	1 Quarter
Issuance costs	`AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts`	$492.00K	USD	1 Quarter
Implementation of ASU 2016-02 Leases	`CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption`	$-3.00K	USD	Point-in-time
Implementation of ASU 2016-02 Leases	`CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption`	$3.39M	USD	Point-in-time
Distributions to noncontrolling interest	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$4.85M	USD	1 Quarter
Distributions to noncontrolling interest	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$4.35M	USD	1 Quarter
Distributions to noncontrolling interest	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$4.41M	USD	1 Quarter
Distributions to noncontrolling interest	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$5.65M	USD	1 Quarter
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.38B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.29B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.82B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.93B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.93B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.42B	USD	Point-in-time

Comprehensive Income 38 line items

Line Item	Tag	Value	Unit	Period
Net income	`ProfitLoss`	$24.74M	USD	1 Quarter
Net income	`ProfitLoss`	$161.37M	USD	2 Qtrs
Reclassification adjustment of benefit plan - prior service cost, (tax) benefit	`OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditTax`	$-9.00K	USD	1 Quarter
Reclassification adjustment of benefit plan - prior service cost, (tax) benefit	`OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditTax`	$-5.00K	USD	1 Quarter
Reclassification adjustment of benefit plan - prior service cost, (tax) benefit	`OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditTax`	$-19.00K	USD	2 Qtrs
Net income	`ProfitLoss`	$17.69M	USD	1 Quarter
Reclassification adjustment of benefit plan - prior service cost, (tax) benefit	`OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditTax`	$-10.00K	USD	2 Qtrs
Net income	`ProfitLoss`	$125.06M	USD	2 Qtrs
Reclassification adjustment of benefit plan liabilities, (tax) benefit	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax`	$105.00K	USD	2 Qtrs
Reclassification adjustment of benefit plan liabilities, (tax) benefit	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax`	$135.00K	USD	1 Quarter
Reclassification adjustment of benefit plan liabilities, (tax) benefit	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax`	$52.00K	USD	1 Quarter
Reclassification adjustment of benefit plan liabilities, (tax) benefit	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax`	$271.00K	USD	2 Qtrs
Reclassification adjustments of benefit plan liability - prior service cost	`OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax`	$-70.00K	USD	2 Qtrs
Reclassification adjustments of benefit plan liability - prior service cost	`OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax`	$-15.00K	USD	1 Quarter
Reclassification adjustments of benefit plan liability - prior service cost	`OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax`	$-29.00K	USD	2 Qtrs
Reclassification adjustments of benefit plan liability - prior service cost	`OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax`	$-35.00K	USD	1 Quarter
Reclassification adjustments of benefit plan liability - net gain (loss)	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-336.00K	USD	2 Qtrs
Reclassification adjustments of benefit plan liability - net gain (loss)	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-973.00K	USD	2 Qtrs
Reclassification adjustments of benefit plan liability - net gain (loss)	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-487.00K	USD	1 Quarter
Reclassification adjustments of benefit plan liability - net gain (loss)	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-169.00K	USD	1 Quarter
Other comprehensive income, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$689.00K	USD	2 Qtrs
Other comprehensive income, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$2.42M	USD	2 Qtrs
Other comprehensive income, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$457.00K	USD	1 Quarter
Other comprehensive income, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$1.26M	USD	1 Quarter
Other comprehensive income, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$232.00K	USD	1 Quarter
Other comprehensive income, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$1.16M	USD	1 Quarter
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$25.90M	USD	1 Quarter
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$125.74M	USD	2 Qtrs
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$163.79M	USD	2 Qtrs
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$17.93M	USD	1 Quarter
Less: comprehensive income attributable to noncontrolling interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$2.82M	USD	1 Quarter
Less: comprehensive income attributable to noncontrolling interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$6.45M	USD	2 Qtrs
Less: comprehensive income attributable to noncontrolling interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$6.66M	USD	2 Qtrs
Less: comprehensive income attributable to noncontrolling interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$3.11M	USD	1 Quarter
Comprehensive income available for common stock	`ComprehensiveIncomeNetOfTax`	$157.34M	USD	2 Qtrs
Comprehensive income available for common stock	`ComprehensiveIncomeNetOfTax`	$14.81M	USD	1 Quarter
Comprehensive income available for common stock	`ComprehensiveIncomeNetOfTax`	$23.08M	USD	1 Quarter
Comprehensive income available for common stock	`ComprehensiveIncomeNetOfTax`	$119.08M	USD	2 Qtrs

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