10-Q Filing

BLACK HILLS CORP /SD/ CIK: 1130464 Q3 2022

Filing Information

Form Type	10-Q
Accession Number	`0001130464-22-000029`
Period End Date	20220930
Filing Date	20221103
Fiscal Year	2022
Fiscal Period	Q3
XBRL Instance	bkh-20220930_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 96 Income Statement 84 Cash Flow Statement 78 Stockholders Equity 67 Comprehensive Income 44

Balance Sheet 96 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 authorized	`CommonStockSharesAuthorized`	100.00M	shares	Point-in-time
Common stock, shares authorized	`CommonStockSharesAuthorized`	100.00M	shares	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$11.69M	USD	Point-in-time
Common stock, shares, issued	`CommonStockSharesIssued`	65.11M	shares	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$8.92M	USD	Point-in-time
Common stock, shares, issued	`CommonStockSharesIssued`	64.79M	shares	Point-in-time
Restricted cash and equivalents	`RestrictedCashAndInvestmentsCurrent`	$4.89M	USD	Point-in-time
Treasury stock, shares	`TreasuryStockShares`	26,208.00	shares	Point-in-time
Restricted cash and equivalents	`RestrictedCashAndInvestmentsCurrent`	$5.40M	USD	Point-in-time
Treasury stock, shares	`TreasuryStockShares`	54,078.00	shares	Point-in-time
Accounts receivable, net	`AccountsReceivableNetCurrent`	$249.75M	USD	Point-in-time
Accounts receivable, net	`AccountsReceivableNetCurrent`	$321.65M	USD	Point-in-time
Materials, supplies and fuel	`InventoryNet`	$223.16M	USD	Point-in-time
Materials, supplies and fuel	`InventoryNet`	$150.98M	USD	Point-in-time
Derivative assets, current	`DerivativeAssetsCurrent`	$4.37M	USD	Point-in-time
Derivative assets, current	`DerivativeAssetsCurrent`	$3.87M	USD	Point-in-time
Income tax receivable, net	`IncomeTaxesReceivable`	$17.11M	USD	Point-in-time
Income tax receivable, net	`IncomeTaxesReceivable`	$18.02M	USD	Point-in-time
Regulatory assets, current	`RegulatoryAssetsCurrent`	$290.09M	USD	Point-in-time
Regulatory assets, current	`RegulatoryAssetsCurrent`	$270.29M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$29.01M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$48.18M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$849.25M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$808.13M	USD	Point-in-time
Property, plant and equipment	`PropertyPlantAndEquipmentGross`	$7.86B	USD	Point-in-time
Property, plant and equipment	`PropertyPlantAndEquipmentGross`	$8.24B	USD	Point-in-time
Less: accumulated depreciation and depletion	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$1.41B	USD	Point-in-time
Less: accumulated depreciation and depletion	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$1.54B	USD	Point-in-time
Total property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$6.45B	USD	Point-in-time
Total property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$6.70B	USD	Point-in-time
Goodwill	`Goodwill`	$1.30B	USD	Point-in-time
Goodwill	`Goodwill`	$1.30B	USD	Point-in-time
Intangible assets, net	`IntangibleAssetsNetExcludingGoodwill`	$9.88M	USD	Point-in-time
Intangible assets, net	`IntangibleAssetsNetExcludingGoodwill`	$10.77M	USD	Point-in-time
Regulatory assets, non-current	`RegulatoryAssetsNoncurrent`	$526.31M	USD	Point-in-time
Regulatory assets, non-current	`RegulatoryAssetsNoncurrent`	$416.12M	USD	Point-in-time
Other assets, non-current	`OtherAssetsNoncurrent`	$50.27M	USD	Point-in-time
Other assets, non-current	`OtherAssetsNoncurrent`	$38.05M	USD	Point-in-time
Total other assets, non-current	`AssetsNoncurrentOtherThanNoncurrentInvestmentsAndPropertyPlantAndEquipment`	$1.78B	USD	Point-in-time
Total other assets, non-current	`AssetsNoncurrentOtherThanNoncurrentInvestmentsAndPropertyPlantAndEquipment`	$1.87B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$9.32B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$9.13B	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$187.05M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$217.76M	USD	Point-in-time
Accrued liabilities	`AccruedLiabilitiesCurrent`	$250.84M	USD	Point-in-time
Accrued liabilities	`AccruedLiabilitiesCurrent`	$244.76M	USD	Point-in-time
Derivative liabilities, current	`DerivativeLiabilitiesCurrent`	$1.44M	USD	Point-in-time
Derivative liabilities, current	`DerivativeLiabilitiesCurrent`	$5.57M	USD	Point-in-time
Regulatory liabilities, current	`RegulatoryLiabilityCurrent`	$24.80M	USD	Point-in-time
Regulatory liabilities, current	`RegulatoryLiabilityCurrent`	$17.57M	USD	Point-in-time
Notes payable	`ShortTermBorrowings`	$501.35M	USD	Point-in-time
Notes payable	`ShortTermBorrowings`	$420.18M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$969.60M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$901.71M	USD	Point-in-time
Long-term debt, net of current maturities	`LongTermDebtNoncurrent`	$4.13B	USD	Point-in-time
Long-term debt, net of current maturities	`LongTermDebtNoncurrent`	$4.13B	USD	Point-in-time
Deferred income tax liabilities, net	`DeferredIncomeTaxLiabilitiesNet`	$491.86M	USD	Point-in-time
Deferred income tax liabilities, net	`DeferredIncomeTaxLiabilitiesNet`	$465.39M	USD	Point-in-time
Regulatory liabilities, non-current	`RegulatoryLiabilityNoncurrent`	$485.38M	USD	Point-in-time
Regulatory liabilities, non-current	`RegulatoryLiabilityNoncurrent`	$469.96M	USD	Point-in-time
Benefit plan liabilities	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$123.92M	USD	Point-in-time
Benefit plan liabilities	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$120.63M	USD	Point-in-time
Other deferred credits and other liabilities	`OtherLiabilitiesNoncurrent`	$141.45M	USD	Point-in-time
Other deferred credits and other liabilities	`OtherLiabilitiesNoncurrent`	$155.46M	USD	Point-in-time
Total deferred credits and other liabilities	`LiabilitiesOtherThanLongtermDebtNoncurrent`	$1.24B	USD	Point-in-time
Total deferred credits and other liabilities	`LiabilitiesOtherThanLongtermDebtNoncurrent`	$1.22B	USD	Point-in-time
Commitments, contingencies and guarantees (Note 3)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments, contingencies and guarantees (Note 3)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Common stock $1 par value; 100,000,000 shares authorized; issued 65,105,205 and 64,793,095 shares, respectively	`CommonStockValue`	$65.11M	USD	Point-in-time
Common stock $1 par value; 100,000,000 shares authorized; issued 65,105,205 and 64,793,095 shares, respectively	`CommonStockValue`	$64.79M	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapital`	$1.81B	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapital`	$1.78B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$962.46M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$1.03B	USD	Point-in-time
Treasury stock, at cost 26,208 and 54,078 shares, respectively	`TreasuryStockValue`	$1.72M	USD	Point-in-time
Treasury stock, at cost 26,208 and 54,078 shares, respectively	`TreasuryStockValue`	$3.51M	USD	Point-in-time
Accumulated other comprehensive (loss)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-20.39M	USD	Point-in-time
Accumulated other comprehensive (loss)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-19.17M	USD	Point-in-time
Accumulated other comprehensive (loss)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-20.08M	USD	Point-in-time
Accumulated other comprehensive (loss)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-27.35M	USD	Point-in-time
Total stockholders equity	`StockholdersEquity`	$2.79B	USD	Point-in-time
Total stockholders equity	`StockholdersEquity`	$2.89B	USD	Point-in-time
Non-controlling interest	`NoncontrollingInterestInVariableInterestEntity`	$100.03M	USD	Point-in-time
Non-controlling interest	`NoncontrollingInterestInVariableInterestEntity`	$97.14M	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.98B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.89B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.98B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.80B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.97B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.73B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.76B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.66B	USD	Point-in-time
TOTAL LIABILITIES AND TOTAL EQUITY	`LiabilitiesAndStockholdersEquity`	$9.13B	USD	Point-in-time
TOTAL LIABILITIES AND TOTAL EQUITY	`LiabilitiesAndStockholdersEquity`	$9.32B	USD	Point-in-time

Income Statement 84 line items

Line Item	Tag	Value	Unit	Period
Revenues	`Revenues`	$380.59M	USD	1 Quarter
Revenues	`Revenues`	$1.76B	USD	3 Qtrs
Revenues	`Revenues`	$1.39B	USD	3 Qtrs
Revenues	`Revenues`	$462.61M	USD	1 Quarter
Fuel, purchased power and cost of natural gas sold	`FuelPurchasedPowerAndCostOfGasSold`	$94.06M	USD	1 Quarter
Fuel, purchased power and cost of natural gas sold	`FuelPurchasedPowerAndCostOfGasSold`	$495.68M	USD	3 Qtrs
Fuel, purchased power and cost of natural gas sold	`FuelPurchasedPowerAndCostOfGasSold`	$168.53M	USD	1 Quarter
Fuel, purchased power and cost of natural gas sold	`FuelPurchasedPowerAndCostOfGasSold`	$793.63M	USD	3 Qtrs
Operations and maintenance	`OperatingExpenseMaintenanceOperationsandOtherCostsandExpense`	$375.20M	USD	3 Qtrs
Operations and maintenance	`OperatingExpenseMaintenanceOperationsandOtherCostsandExpense`	$403.55M	USD	3 Qtrs
Operations and maintenance	`OperatingExpenseMaintenanceOperationsandOtherCostsandExpense`	$122.28M	USD	1 Quarter
Operations and maintenance	`OperatingExpenseMaintenanceOperationsandOtherCostsandExpense`	$134.45M	USD	1 Quarter
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$64.02M	USD	1 Quarter
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$188.61M	USD	3 Qtrs
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$59.16M	USD	1 Quarter
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$174.87M	USD	3 Qtrs
Taxes - property and production	`TaxesExcludingIncomeAndExciseTaxes`	$15.22M	USD	1 Quarter
Taxes - property and production	`TaxesExcludingIncomeAndExciseTaxes`	$16.13M	USD	1 Quarter
Taxes - property and production	`TaxesExcludingIncomeAndExciseTaxes`	$45.39M	USD	3 Qtrs
Taxes - property and production	`TaxesExcludingIncomeAndExciseTaxes`	$49.37M	USD	3 Qtrs
Total operating expenses	`OperatingExpenses`	$1.44B	USD	3 Qtrs
Total operating expenses	`OperatingExpenses`	$290.72M	USD	1 Quarter
Total operating expenses	`OperatingExpenses`	$1.09B	USD	3 Qtrs
Total operating expenses	`OperatingExpenses`	$383.13M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$89.87M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$79.48M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$325.22M	USD	3 Qtrs
Operating income	`OperatingIncomeLoss`	$295.45M	USD	3 Qtrs
Interest expense incurred net of amounts capitalized (including amortization of debt issuance costs, premiums and discounts)	`InterestCostsIncurred`	$118.45M	USD	3 Qtrs
Interest expense incurred net of amounts capitalized (including amortization of debt issuance costs, premiums and discounts)	`InterestCostsIncurred`	$115.10M	USD	3 Qtrs
Interest expense incurred net of amounts capitalized (including amortization of debt issuance costs, premiums and discounts)	`InterestCostsIncurred`	$38.60M	USD	1 Quarter
Interest expense incurred net of amounts capitalized (including amortization of debt issuance costs, premiums and discounts)	`InterestCostsIncurred`	$40.58M	USD	1 Quarter
Interest income	`InvestmentIncomeInterest`	$561.00K	USD	1 Quarter
Interest income	`InvestmentIncomeInterest`	$1.28M	USD	3 Qtrs
Interest income	`InvestmentIncomeInterest`	$1.13M	USD	3 Qtrs
Interest income	`InvestmentIncomeInterest`	$586.00K	USD	1 Quarter
Other income, net	`OtherNonoperatingIncomeExpense`	$1.56M	USD	1 Quarter
Other income, net	`OtherNonoperatingIncomeExpense`	$1.64M	USD	3 Qtrs
Other income, net	`OtherNonoperatingIncomeExpense`	$2.73M	USD	3 Qtrs
Other income, net	`OtherNonoperatingIncomeExpense`	$464.00K	USD	1 Quarter
Total other income (expense)	`NonoperatingIncomeExpense`	$-36.46M	USD	1 Quarter
Total other income (expense)	`NonoperatingIncomeExpense`	$-112.19M	USD	3 Qtrs
Total other income (expense)	`NonoperatingIncomeExpense`	$-39.55M	USD	1 Quarter
Total other income (expense)	`NonoperatingIncomeExpense`	$-114.60M	USD	3 Qtrs
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$53.41M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$183.27M	USD	3 Qtrs
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$210.62M	USD	3 Qtrs
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$39.92M	USD	1 Quarter
Income tax (expense)	`IncomeTaxExpenseBenefit`	$6.33M	USD	3 Qtrs
Income tax (expense)	`IncomeTaxExpenseBenefit`	$15.92M	USD	3 Qtrs
Income tax (expense)	`IncomeTaxExpenseBenefit`	$2.09M	USD	1 Quarter
Income tax (expense)	`IncomeTaxExpenseBenefit`	$5.25M	USD	1 Quarter
Net income	`ProfitLoss`	$28.29M	USD	1 Quarter
Net income	`ProfitLoss`	$176.94M	USD	3 Qtrs
Net income	`ProfitLoss`	$121.02M	USD	1 Quarter
Net income	`ProfitLoss`	$35.85M	USD	1 Quarter
Net income	`ProfitLoss`	$48.16M	USD	1 Quarter
Net income	`ProfitLoss`	$100.49M	USD	1 Quarter
Net income	`ProfitLoss`	$37.83M	USD	1 Quarter
Net income	`ProfitLoss`	$194.70M	USD	3 Qtrs
Net income attributable to non-controlling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$4.05M	USD	1 Quarter
Net income attributable to non-controlling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$8.79M	USD	3 Qtrs
Net income attributable to non-controlling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$11.35M	USD	3 Qtrs
Net income attributable to non-controlling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$2.86M	USD	1 Quarter
Net income available for common stock	`NetIncomeLossAvailableToCommonStockholdersBasic`	$165.59M	USD	3 Qtrs
Net income available for common stock	`NetIncomeLossAvailableToCommonStockholdersBasic`	$185.91M	USD	3 Qtrs
Net income available for common stock	`NetIncomeLossAvailableToCommonStockholdersBasic`	$44.11M	USD	1 Quarter
Net income available for common stock	`NetIncomeLossAvailableToCommonStockholdersBasic`	$34.97M	USD	1 Quarter
Earnings per share, Basic (usd per share)	`EarningsPerShareBasic`	$0.70	USD	1 Quarter
Earnings per share, Basic (usd per share)	`EarningsPerShareBasic`	$0.54	USD	1 Quarter
Earnings per share, Basic (usd per share)	`EarningsPerShareBasic`	$2.87	USD	3 Qtrs
Earnings per share, Basic (usd per share)	`EarningsPerShareBasic`	$2.63	USD	3 Qtrs
Earnings per share, Diluted (usd per share)	`EarningsPerShareDiluted`	$2.63	USD	3 Qtrs
Earnings per share, Diluted (usd per share)	`EarningsPerShareDiluted`	$0.54	USD	1 Quarter
Earnings per share, Diluted (usd per share)	`EarningsPerShareDiluted`	$2.86	USD	3 Qtrs
Earnings per share, Diluted (usd per share)	`EarningsPerShareDiluted`	$0.70	USD	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	64.88M	shares	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	64.72M	shares	3 Qtrs
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	62.95M	shares	3 Qtrs
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	63.34M	shares	1 Quarter
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	63.05M	shares	3 Qtrs
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	63.44M	shares	1 Quarter
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	64.91M	shares	3 Qtrs
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	65.06M	shares	1 Quarter

Cash Flow Statement 78 line items

Line Item	Tag	Value	Unit	Period
Net income	`ProfitLoss`	$28.29M	USD	1 Quarter
Net income	`ProfitLoss`	$176.94M	USD	3 Qtrs
Net income	`ProfitLoss`	$121.02M	USD	1 Quarter
Net income	`ProfitLoss`	$35.85M	USD	1 Quarter
Net income	`ProfitLoss`	$48.16M	USD	1 Quarter
Net income	`ProfitLoss`	$100.49M	USD	1 Quarter
Net income	`ProfitLoss`	$37.83M	USD	1 Quarter
Net income	`ProfitLoss`	$194.70M	USD	3 Qtrs
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$64.02M	USD	1 Quarter
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$188.61M	USD	3 Qtrs
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$59.16M	USD	1 Quarter
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$174.87M	USD	3 Qtrs
Deferred financing cost amortization	`AmortizationOfFinancingCostsAndDiscounts`	$3.89M	USD	3 Qtrs
Deferred financing cost amortization	`AmortizationOfFinancingCostsAndDiscounts`	$7.43M	USD	3 Qtrs
Stock compensation	`ShareBasedCompensation`	$7.25M	USD	3 Qtrs
Stock compensation	`ShareBasedCompensation`	$6.78M	USD	3 Qtrs
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$5.84M	USD	3 Qtrs
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$16.06M	USD	3 Qtrs
Employee benefit plans	`PensionAndOtherPostretirementBenefitExpense`	$2.68M	USD	3 Qtrs
Employee benefit plans	`PensionAndOtherPostretirementBenefitExpense`	$6.78M	USD	3 Qtrs
Other adjustments, net	`OtherNoncashIncomeExpense`	$-2.71M	USD	3 Qtrs
Other adjustments, net	`OtherNoncashIncomeExpense`	$10.24M	USD	3 Qtrs
Materials, supplies and fuel	`IncreaseDecreaseInInventories`	$29.95M	USD	3 Qtrs
Materials, supplies and fuel	`IncreaseDecreaseInInventories`	$88.41M	USD	3 Qtrs
Accounts receivable and other current assets	`IncreaseDecreaseInAccountsReceivableAndOtherOperatingAssets`	$-97.35M	USD	3 Qtrs
Accounts receivable and other current assets	`IncreaseDecreaseInAccountsReceivableAndOtherOperatingAssets`	$-64.28M	USD	3 Qtrs
Accounts payable and other current liabilities	`IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities`	$-20.09M	USD	3 Qtrs
Accounts payable and other current liabilities	`IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities`	$5.96M	USD	3 Qtrs
Regulatory assets	`IncreaseDecreaseInOtherRegulatoryAssets`	$-118.33M	USD	3 Qtrs
Regulatory assets	`IncreaseDecreaseInOtherRegulatoryAssets`	$559.39M	USD	3 Qtrs
Regulatory liabilities	`IncreaseDecreaseInRegulatoryLiabilities`	-	USD	3 Qtrs
Regulatory liabilities	`IncreaseDecreaseInRegulatoryLiabilities`	$-9.53M	USD	3 Qtrs
Other operating activities, net	`IncreaseDecreaseInOtherOperatingCapitalNet`	$1.42M	USD	3 Qtrs
Other operating activities, net	`IncreaseDecreaseInOtherOperatingCapitalNet`	$11.90M	USD	3 Qtrs
Net cash provided by (used in) operating activities	`NetCashProvidedByUsedInOperatingActivities`	$-144.76M	USD	3 Qtrs
Net cash provided by (used in) operating activities	`NetCashProvidedByUsedInOperatingActivities`	$494.29M	USD	3 Qtrs
Property, plant and equipment additions	`PaymentsToAcquirePropertyPlantAndEquipment`	$466.30M	USD	3 Qtrs
Property, plant and equipment additions	`PaymentsToAcquirePropertyPlantAndEquipment`	$497.85M	USD	3 Qtrs
Other investing activities	`PaymentsForProceedsFromOtherInvestingActivities`	$-13.74M	USD	3 Qtrs
Other investing activities	`PaymentsForProceedsFromOtherInvestingActivities`	$19.00K	USD	3 Qtrs
Net cash (used in) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-466.32M	USD	3 Qtrs
Net cash (used in) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-484.11M	USD	3 Qtrs
Dividends paid on common stock	`PaymentsOfDividends`	$115.85M	USD	3 Qtrs
Dividends paid on common stock	`PaymentsOfDividends`	$106.96M	USD	3 Qtrs
Common stock issued	`ProceedsFromIssuanceOfCommonStock`	$20.03M	USD	3 Qtrs
Common stock issued	`ProceedsFromIssuanceOfCommonStock`	$62.98M	USD	3 Qtrs
Term loan - borrowings	`ProceedsFromOtherShortTermDebt`	-	USD	3 Qtrs
Term loan - borrowings	`ProceedsFromOtherShortTermDebt`	$800.00M	USD	3 Qtrs
Term loan - repayments	`RepaymentsOfOtherShortTermDebt`	-	USD	3 Qtrs
Term loan - repayments	`RepaymentsOfOtherShortTermDebt`	$800.00M	USD	3 Qtrs
Net borrowings (payments) of Revolving Credit Facility and CP Program	`NetPaymentsBorrowingsOfRevolvingCreditFacilityAndCommercialPaperProgram`	$81.17M	USD	3 Qtrs
Net borrowings (payments) of Revolving Credit Facility and CP Program	`NetPaymentsBorrowingsOfRevolvingCreditFacilityAndCommercialPaperProgram`	$98.48M	USD	3 Qtrs
Long-term debt - issuances	`ProceedsFromIssuanceOfLongTermDebt`	$600.00M	USD	3 Qtrs
Long-term debt - issuances	`ProceedsFromIssuanceOfLongTermDebt`	-	USD	3 Qtrs
Long-term debt - repayments	`RepaymentsOfLongTermDebt`	-	USD	3 Qtrs
Long-term debt - repayments	`RepaymentsOfLongTermDebt`	$8.44M	USD	3 Qtrs
Distributions to non-controlling interest	`PaymentsToMinorityShareholders`	$11.68M	USD	3 Qtrs
Distributions to non-controlling interest	`PaymentsToMinorityShareholders`	$10.23M	USD	3 Qtrs
Other financing activities	`ProceedsFromPaymentsForOtherFinancingActivities`	$1.65M	USD	3 Qtrs
Other financing activities	`ProceedsFromPaymentsForOtherFinancingActivities`	$-2.78M	USD	3 Qtrs
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$633.06M	USD	3 Qtrs
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-24.68M	USD	3 Qtrs
Net change in cash, restricted cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect`	$4.20M	USD	3 Qtrs
Net change in cash, restricted cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect`	$3.28M	USD	3 Qtrs
Cash, restricted cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$13.81M	USD	Point-in-time
Cash, restricted cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$17.09M	USD	Point-in-time
Cash, restricted cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$10.74M	USD	Point-in-time
Cash, restricted cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$14.93M	USD	Point-in-time
Cash, restricted cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$13.81M	USD	Point-in-time
Cash, restricted cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$17.09M	USD	Point-in-time
Cash, restricted cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$10.74M	USD	Point-in-time
Cash, restricted cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$14.93M	USD	Point-in-time
Interest, net of amounts capitalized	`InterestPaidNet`	$98.23M	USD	3 Qtrs
Interest, net of amounts capitalized	`InterestPaidNet`	$93.33M	USD	3 Qtrs
Income taxes	`IncomeTaxesPaidNet`	$-1.49M	USD	3 Qtrs
Income taxes	`IncomeTaxesPaidNet`	$-746.00K	USD	3 Qtrs
Accrued property, plant and equipment purchases at September 30	`CapitalExpendituresIncurredButNotYetPaid`	$42.69M	USD	3 Qtrs
Accrued property, plant and equipment purchases at September 30	`CapitalExpendituresIncurredButNotYetPaid`	$55.62M	USD	3 Qtrs

Stockholders Equity 67 line items

Line Item	Tag	Value	Unit	Period
Dividends on common stock (usd per share)	`CommonStockDividendsPerShareCashPaid`	$0.59	USD	1 Quarter
Dividends on common stock (usd per share)	`CommonStockDividendsPerShareCashPaid`	$0.56	USD	1 Quarter
Dividends on common stock (usd per share)	`CommonStockDividendsPerShareCashPaid`	$0.56	USD	1 Quarter
Dividends on common stock (usd per share)	`CommonStockDividendsPerShareCashPaid`	$0.56	USD	1 Quarter
Dividends on common stock (usd per share)	`CommonStockDividendsPerShareCashPaid`	$0.59	USD	1 Quarter
Dividends on common stock (usd per share)	`CommonStockDividendsPerShareCashPaid`	$0.59	USD	1 Quarter
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.98B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.89B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.98B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.80B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.97B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.73B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.76B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.66B	USD	Point-in-time
Net income	`ProfitLoss`	$28.29M	USD	1 Quarter
Net income	`ProfitLoss`	$176.94M	USD	3 Qtrs
Net income	`ProfitLoss`	$121.02M	USD	1 Quarter
Net income	`ProfitLoss`	$35.85M	USD	1 Quarter
Net income	`ProfitLoss`	$48.16M	USD	1 Quarter
Net income	`ProfitLoss`	$100.49M	USD	1 Quarter
Net income	`ProfitLoss`	$37.83M	USD	1 Quarter
Net income	`ProfitLoss`	$194.70M	USD	3 Qtrs
Other comprehensive (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$6.00K	USD	1 Quarter
Other comprehensive (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$1.88M	USD	1 Quarter
Other comprehensive (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-305.00K	USD	3 Qtrs
Other comprehensive (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-2.74M	USD	1 Quarter
Other comprehensive (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$5.28M	USD	1 Quarter
Other comprehensive (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$1.02M	USD	1 Quarter
Other comprehensive (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$2.43M	USD	1 Quarter
Other comprehensive (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$8.18M	USD	3 Qtrs
Dividends on common stock	`DividendsCommonStockCash`	$35.87M	USD	1 Quarter
Dividends on common stock	`DividendsCommonStockCash`	$38.60M	USD	1 Quarter
Dividends on common stock	`DividendsCommonStockCash`	$38.53M	USD	1 Quarter
Dividends on common stock	`DividendsCommonStockCash`	$35.51M	USD	1 Quarter
Dividends on common stock	`DividendsCommonStockCash`	$38.71M	USD	1 Quarter
Dividends on common stock	`DividendsCommonStockCash`	$35.58M	USD	1 Quarter
Share-based compensation	`StockIssuedDuringPeriodValueShareBasedCompensation`	$2.55M	USD	1 Quarter
Share-based compensation	`StockIssuedDuringPeriodValueShareBasedCompensation`	$3.29M	USD	1 Quarter
Share-based compensation	`StockIssuedDuringPeriodValueShareBasedCompensation`	$2.03M	USD	1 Quarter
Share-based compensation	`StockIssuedDuringPeriodValueShareBasedCompensation`	$5.15M	USD	1 Quarter
Share-based compensation	`StockIssuedDuringPeriodValueShareBasedCompensation`	$2.02M	USD	1 Quarter
Share-based compensation	`StockIssuedDuringPeriodValueShareBasedCompensation`	$1.31M	USD	1 Quarter
Issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$40.23M	USD	1 Quarter
Issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$3.83M	USD	1 Quarter
Issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$23.17M	USD	1 Quarter
Issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$16.57M	USD	1 Quarter
Issuance costs	`AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts`	$68.00K	USD	1 Quarter
Issuance costs	`AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts`	$41.00K	USD	1 Quarter
Issuance costs	`AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts`	$466.00K	USD	1 Quarter
Issuance costs	`AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts`	$266.00K	USD	1 Quarter
Issuance costs	`AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts`	$231.00K	USD	1 Quarter
Other	`StockholdersEquityOther`	$-1.00K	USD	1 Quarter
Other	`StockholdersEquityOther`	$2.00K	USD	1 Quarter
Distributions to non-controlling interest	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$1.52M	USD	1 Quarter
Distributions to non-controlling interest	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$3.07M	USD	1 Quarter
Distributions to non-controlling interest	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$4.64M	USD	1 Quarter
Distributions to non-controlling interest	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$4.42M	USD	1 Quarter
Distributions to non-controlling interest	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$4.06M	USD	1 Quarter
Distributions to non-controlling interest	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$4.18M	USD	1 Quarter
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.98B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.89B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.98B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.80B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.97B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.73B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.76B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.66B	USD	Point-in-time

Comprehensive Income 44 line items

Line Item	Tag	Value	Unit	Period
Net income	`ProfitLoss`	$28.29M	USD	1 Quarter
Net income	`ProfitLoss`	$176.94M	USD	3 Qtrs
Net income	`ProfitLoss`	$121.02M	USD	1 Quarter
Net income	`ProfitLoss`	$35.85M	USD	1 Quarter
(Tax) benefit on reclassification adjustment of benefit plan liability - prior service cost	`OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditTax`	$8.00K	USD	1 Quarter
Net income	`ProfitLoss`	$48.16M	USD	1 Quarter
Net income	`ProfitLoss`	$100.49M	USD	1 Quarter
(Tax) benefit on reclassification adjustment of benefit plan liability - prior service cost	`OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditTax`	$21.00K	USD	3 Qtrs
(Tax) benefit on reclassification adjustment of benefit plan liability - prior service cost	`OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditTax`	$6.00K	USD	1 Quarter
Net income	`ProfitLoss`	$37.83M	USD	1 Quarter
(Tax) benefit on reclassification adjustment of benefit plan liability - prior service cost	`OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditTax`	$22.00K	USD	3 Qtrs
Net income	`ProfitLoss`	$194.70M	USD	3 Qtrs
(Tax) benefit on reclassification adjustment of benefit plan liability - net loss	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax`	$-513.00K	USD	3 Qtrs
(Tax) benefit on reclassification adjustment of benefit plan liability - net loss	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax`	$-66.00K	USD	1 Quarter
(Tax) benefit on reclassification adjustment of benefit plan liability - net loss	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax`	$-179.00K	USD	3 Qtrs
(Tax) benefit on reclassification adjustment of benefit plan liability - net loss	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax`	$-139.00K	USD	1 Quarter
Reclassification adjustments of benefit plan liability - prior service cost (net of tax of $8, $6, $22 and $21, respectively)	`OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax`	$-48.00K	USD	3 Qtrs
Reclassification adjustments of benefit plan liability - prior service cost (net of tax of $8, $6, $22 and $21, respectively)	`OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax`	$-19.00K	USD	1 Quarter
Reclassification adjustments of benefit plan liability - prior service cost (net of tax of $8, $6, $22 and $21, respectively)	`OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax`	$-16.00K	USD	1 Quarter
Reclassification adjustments of benefit plan liability - prior service cost (net of tax of $8, $6, $22 and $21, respectively)	`OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax`	$-53.00K	USD	3 Qtrs
Reclassification adjustments of benefit plan liability - net loss (net of tax of $(66), $(139), $(179) and $(513), respectively)	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-1.28M	USD	3 Qtrs
Reclassification adjustments of benefit plan liability - net loss (net of tax of $(66), $(139), $(179) and $(513), respectively)	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-459.00K	USD	1 Quarter
Reclassification adjustments of benefit plan liability - net loss (net of tax of $(66), $(139), $(179) and $(513), respectively)	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-122.00K	USD	1 Quarter
Reclassification adjustments of benefit plan liability - net loss (net of tax of $(66), $(139), $(179) and $(513), respectively)	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-384.00K	USD	3 Qtrs
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$6.00K	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$1.88M	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-305.00K	USD	3 Qtrs
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-2.74M	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$5.28M	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$1.02M	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$2.43M	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$8.18M	USD	3 Qtrs
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$194.40M	USD	3 Qtrs
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$185.11M	USD	3 Qtrs
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$40.26M	USD	1 Quarter
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$53.44M	USD	1 Quarter
Less: comprehensive income attributable to non-controlling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$4.05M	USD	1 Quarter
Less: comprehensive income attributable to non-controlling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$8.79M	USD	3 Qtrs
Less: comprehensive income attributable to non-controlling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$11.35M	USD	3 Qtrs
Less: comprehensive income attributable to non-controlling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$2.86M	USD	1 Quarter
Comprehensive income available for common stock	`ComprehensiveIncomeNetOfTax`	$49.39M	USD	1 Quarter
Comprehensive income available for common stock	`ComprehensiveIncomeNetOfTax`	$185.61M	USD	3 Qtrs
Comprehensive income available for common stock	`ComprehensiveIncomeNetOfTax`	$37.40M	USD	1 Quarter
Comprehensive income available for common stock	`ComprehensiveIncomeNetOfTax`	$173.77M	USD	3 Qtrs

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