$BKH
BLACK HILLS CORP /SD/ Stock $bkh

$bkh Overview Financials Valuation SEC Filings Company Website

2017 Q2 Form 10-Q Financial Statement

#000113046417000041 Filed on August 04, 2017

Income Statement

Concept	2017 Q2	2016 Q4	2016 Q2
Revenue	$341.8M	$455.4M	$317.8M
YoY Change	7.56%	43.09%	16.73%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$46.83M	$34.90M	$47.31M
YoY Change	-1.01%	259.79%	18.11%
% of Gross Profit
Operating Expenses	$272.0M	$260.8M	$290.1M
YoY Change	-6.24%	5.63%	-6.74%
Operating Profit	$69.80M	$110.3M	$63.73M
YoY Change	9.53%	55905.08%	-263.99%
Interest Expense	-$33.90M	-$36.10M	-$32.60M
YoY Change	3.99%	54.94%	75.27%
% of Operating Profit	-48.57%	-32.72%	-51.16%
Other Income/Expense, Net	-$33.22M	$700.0K	-$47.00K
YoY Change	70574.47%	16.67%	-111.9%
Pretax Income	$36.58M	$133.5M	$3.592M
YoY Change	918.35%	-715.21%	-106.31%
Income Tax	$10.65M	$47.90M	$309.0K
% Of Pretax Income	29.12%	35.88%	8.6%
Net Earnings	$25.31M	$18.20M	$3.283M
YoY Change	670.97%	-228.17%	-107.85%
Net Earnings / Revenue	7.4%	4.0%	1.03%
Basic Earnings Per Share	$0.42	$0.34	$0.01
Diluted Earnings Per Share	$0.40	$0.33	$0.01
COMMON SHARES
Basic Shares Outstanding	53.23M shares	53.15M shares	51.51M shares
Diluted Shares Outstanding	55.38M shares		52.99M shares

Balance Sheet

Concept	2017 Q2	2016 Q4	2016 Q2
SHORT-TERM ASSETS
Cash & Short-Term Investments	$11.60M	$13.50M	$116.8M
YoY Change	-90.07%	-96.94%	33.94%
Cash & Equivalents	$11.53M	$13.52M	$61.86M
Short-Term Investments
Other Short-Term Assets	$20.77M	$23.93M	$30.65M
YoY Change	-32.25%	-66.66%	-40.27%
Inventory	$95.49M	$103.6M	$85.19M
Prepaid Expenses
Receivables	$166.8M	$259.3M	$150.2M
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$359.3M	$466.8M	$388.8M
YoY Change	-7.6%	-42.12%	-11.35%
LONG-TERM ASSETS
Property, Plant & Equipment	$4.459B	$4.386B	$4.390B
YoY Change	1.56%	34.58%	37.04%
Goodwill	$1.299B	$1.299B	$1.303B
YoY Change	-0.31%	261.2%	268.84%
Intangibles	$7.972M	$8.392M	$9.164M
YoY Change	-13.01%	148.28%	185.39%
Long-Term Investments	$12.80M	$12.60M	$12.40M
YoY Change	3.23%	5.0%	2.48%
Other Assets	$13.59M	$11.51M	$15.44M
YoY Change	-11.94%	55.89%	-10.83%
Total Long-Term Assets	$1.565B	$1.567B	$1.549B
YoY Change	1.07%	185.4%	179.2%
TOTAL ASSETS
Total Short-Term Assets	$359.3M	$466.8M	$388.8M
Total Long-Term Assets	$1.565B	$1.567B	$1.549B
Total Assets	$6.510B	$6.542B	$6.340B
YoY Change	2.68%	41.39%	50.63%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$99.30M	$152.1M	$115.2M
YoY Change	-13.81%	69.42%	47.66%
Accrued Expenses	$191.8M	$235.5M	$218.3M
YoY Change	-12.12%	1.5%	35.96%
Deferred Revenue
YoY Change
Short-Term Debt	$108.0M	$96.60M	$75.00M
YoY Change	43.97%	25.78%	-29.08%
Long-Term Debt Due	$5.743M	$5.743M	$930.7M
YoY Change	-99.38%
Total Short-Term Liabilities	$438.9M	$527.9M	$1.413B
YoY Change	-68.94%	29.92%	294.12%
LONG-TERM LIABILITIES
Long-Term Debt	$3.160B	$3.211B	$2.221B
YoY Change	42.27%	73.23%	42.73%
Other Long-Term Liabilities	$112.6M	$115.9M	$122.0M
YoY Change	-7.76%	-25.41%	-21.11%
Total Long-Term Liabilities	$1.121B	$1.068B	$1.022B
YoY Change	9.7%	18.59%	3.9%
TOTAL LIABILITIES
Total Short-Term Liabilities	$438.9M	$527.9M	$1.413B
Total Long-Term Liabilities	$1.121B	$1.068B	$1.022B
Total Liabilities	$1.559B	$1.596B	$2.434B
YoY Change	-35.94%	22.11%	81.45%
SHAREHOLDERS EQUITY
Retained Earnings	$512.5M	$457.9M	$469.9M
YoY Change	9.06%	-3.09%	-11.83%
Common Stock	$53.51M	$53.40M	$52.30M
YoY Change	2.32%	4.23%	16.55%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$2.325M	$791.0K	$975.0K
YoY Change	138.46%	-58.1%	-44.95%
Treasury Stock Shares	39.33K shares	15.26K shares	18.90K shares
Shareholders Equity	$1.676B	$1.615B	$1.562B
YoY Change
Total Liabilities & Shareholders Equity	$6.510B	$6.542B	$6.340B
YoY Change	2.68%	41.39%	50.63%

Cashflow Statement

Concept	2017 Q2	2016 Q4	2016 Q2
OPERATING ACTIVITIES
Net Income	$25.31M	$18.20M	$3.283M
YoY Change	670.97%	-228.17%	-107.85%
Depreciation, Depletion And Amortization	$46.83M	$34.90M	$47.31M
YoY Change	-1.01%	259.79%	18.11%
Cash From Operating Activities	$116.1M	$111.3M	$89.70M
YoY Change	29.43%	90.26%	-12.83%
INVESTING ACTIVITIES
Capital Expenditures	-$87.80M	-$120.9M	-$116.0M
YoY Change	-24.31%	-245.49%	30.34%
Acquisitions
YoY Change
Other Investing Activities	-$6.300M	-$8.700M	$7.700M
YoY Change	-181.82%	-95.71%	-2025.0%
Cash From Investing Activities	-$94.10M	-$129.5M	-$108.2M
YoY Change	-13.03%	8.19%	21.3%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-21.50M	100.0K	93.60M
YoY Change	-122.97%	-99.98%	826.73%
NET CHANGE
Cash From Operating Activities	116.1M	111.3M	89.70M
Cash From Investing Activities	-94.10M	-129.5M	-108.2M
Cash From Financing Activities	-21.50M	100.0K	93.60M
Net Change In Cash	500.0K	-18.10M	75.10M
YoY Change	-99.33%	-104.37%	215.55%
FREE CASH FLOW
Cash From Operating Activities	$116.1M	$111.3M	$89.70M
Capital Expenditures	-$87.80M	-$120.9M	-$116.0M
Free Cash Flow	$203.9M	$232.2M	$205.7M
YoY Change	-0.88%	-1043.9%	7.19%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
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	bkh	Business Combination Consideration Transferred Netof Long Term Debtand Cash Acquired BusinessCombinationConsiderationTransferredNetofLongTermDebtandCashAcquired	1124238000	USD
	bkh	Business Combination Consideration Transferred Netof Long Term Debtand Cash Acquired BusinessCombinationConsiderationTransferredNetofLongTermDebtandCashAcquired	0	USD
CY2016Q2	bkh	Capitalized Interest CapitalizedInterest	268000	USD
	bkh	Capitalized Interest CapitalizedInterest	503000	USD
CY2017Q2	bkh	Capitalized Interest CapitalizedInterest	130000	USD
	bkh	Capitalized Interest CapitalizedInterest	299000	USD
CY2017Q2	bkh	Commercial Paper Maximum Borrowing Capacity CommercialPaperMaximumBorrowingCapacity	750000000	USD
CY2016Q4	bkh	Commercial Paper Maximum Borrowing Capacity CommercialPaperMaximumBorrowingCapacity	750000000	USD
CY2016Q2	bkh	Effective Income Tax Rate Reconciliation Allowance For Other Funds Used During Construction Equity EffectiveIncomeTaxRateReconciliationAllowanceForOtherFundsUsedDuringConstructionEquity	-0.058
CY2017Q2	bkh	Effective Income Tax Rate Reconciliation Allowance For Other Funds Used During Construction Equity EffectiveIncomeTaxRateReconciliationAllowanceForOtherFundsUsedDuringConstructionEquity	-0.006
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	bkh	Effective Income Tax Rate Reconciliation Flow Through Accounting EffectiveIncomeTaxRateReconciliationFlowThroughAccounting	-0.017
CY2017Q2	bkh	Effective Income Tax Rate Reconciliation Flow Through Accounting EffectiveIncomeTaxRateReconciliationFlowThroughAccounting	-0.026
	bkh	Effective Income Tax Rate Reconciliation Flow Through Accounting EffectiveIncomeTaxRateReconciliationFlowThroughAccounting	-0.010
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	bkh	Effective Income Tax Rate Reconciliation Nol Carryback Specified Liability Loss EffectiveIncomeTaxRateReconciliationNOLCarrybackSpecifiedLiabilityLoss	0.000
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	bkh	Fuel Purchased Power And Cost Of Gas Sold FuelPurchasedPowerAndCostOfGasSold	256345000	USD
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	bkh	Fuel Purchased Power And Cost Of Gas Sold FuelPurchasedPowerAndCostOfGasSold	317941000	USD
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CY2016Q2	bkh	Public Utilities Allowance For Funds Used During Construction Borrowed Interest Costs Capitalized PublicUtilitiesAllowanceForFundsUsedDuringConstructionBorrowedInterestCostsCapitalized	754000	USD
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CY2016Q2	bkh	Total Other Income Expense TotalOtherIncomeExpense	-31706000	USD
	bkh	Total Other Income Expense TotalOtherIncomeExpense	-60994000	USD
CY2017Q2	bkh	Total Other Income Expense TotalOtherIncomeExpense	-33153000	USD
	bkh	Total Other Income Expense TotalOtherIncomeExpense	-67163000	USD
	dei	Amendment Flag AmendmentFlag	false
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q2
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2017
	dei	Document Period End Date DocumentPeriodEndDate	2017-06-30
	dei	Document Type DocumentType	10-Q
	dei	Entity Central Index Key EntityCentralIndexKey	0001130464
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	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
	dei	Entity Registrant Name EntityRegistrantName	BLACK HILLS CORP /SD/
	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
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CY2016Q4	us-gaap	Derivative Assets Current DerivativeAssetsCurrent	4138000	USD
CY2017Q2	us-gaap	Derivative Assets Current DerivativeAssetsCurrent	1148000	USD
CY2016Q2	us-gaap	Derivative Assets Noncurrent DerivativeAssetsNoncurrent	226000	USD
CY2016Q4	us-gaap	Derivative Assets Noncurrent DerivativeAssetsNoncurrent	222000	USD
CY2017Q2	us-gaap	Derivative Assets Noncurrent DerivativeAssetsNoncurrent	37000	USD
	us-gaap	Derivative Instruments Gain Loss Recognized In Income Ineffective Portion And Amount Excluded From Effectiveness Testing Net DerivativeInstrumentsGainLossRecognizedInIncomeIneffectivePortionAndAmountExcludedFromEffectivenessTestingNet	1000000	USD
	us-gaap	Derivative Instruments Loss Reclassified From Accumulated Oci Into Income Effective Portion DerivativeInstrumentsLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortion	28000000	USD
CY2016Q2	us-gaap	Derivative Liabilities Current DerivativeLiabilitiesCurrent	28855000	USD
CY2016Q4	us-gaap	Derivative Liabilities Current DerivativeLiabilitiesCurrent	2459000	USD
CY2017Q2	us-gaap	Derivative Liabilities Current DerivativeLiabilitiesCurrent	719000	USD
CY2016Q2	us-gaap	Derivative Liabilities Noncurrent DerivativeLiabilitiesNoncurrent	231000	USD
CY2016Q4	us-gaap	Derivative Liabilities Noncurrent DerivativeLiabilitiesNoncurrent	274000	USD
CY2017Q2	us-gaap	Derivative Liabilities Noncurrent DerivativeLiabilitiesNoncurrent	88000	USD
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	43270000	USD
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	47544000	USD
CY2016Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.01
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.79
CY2017Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.42
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.86
CY2016Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.01
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.78
CY2017Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.40
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.79
CY2016Q2	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.086
	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.095
CY2017Q2	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.291
	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.293
CY2016Q2	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.35
	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.35
CY2017Q2	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.35
	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.35
CY2016Q2	us-gaap	Effective Income Tax Rate Reconciliation Minority Interest Income Expense EffectiveIncomeTaxRateReconciliationMinorityInterestIncomeExpense	-0.251
	us-gaap	Effective Income Tax Rate Reconciliation Minority Interest Income Expense EffectiveIncomeTaxRateReconciliationMinorityInterestIncomeExpense	-0.019
CY2017Q2	us-gaap	Effective Income Tax Rate Reconciliation Minority Interest Income Expense EffectiveIncomeTaxRateReconciliationMinorityInterestIncomeExpense	-0.031
	us-gaap	Effective Income Tax Rate Reconciliation Minority Interest Income Expense EffectiveIncomeTaxRateReconciliationMinorityInterestIncomeExpense	-0.016
CY2016Q2	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Depletion EffectiveIncomeTaxRateReconciliationNondeductibleExpenseDepletion	-0.059
	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Depletion EffectiveIncomeTaxRateReconciliationNondeductibleExpenseDepletion	-0.135
CY2017Q2	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Depletion EffectiveIncomeTaxRateReconciliationNondeductibleExpenseDepletion	-0.012
	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Depletion EffectiveIncomeTaxRateReconciliationNondeductibleExpenseDepletion	-0.006
	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Restructuring Charges EffectiveIncomeTaxRateReconciliationNondeductibleExpenseRestructuringCharges	0.023
	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Restructuring Charges EffectiveIncomeTaxRateReconciliationNondeductibleExpenseRestructuringCharges	0.000
CY2016Q2	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.005
	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.006
CY2017Q2	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.009
	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.004
CY2016Q2	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.169
CY2017Q2	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	-0.001
	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.010
CY2016Q2	us-gaap	Effective Income Tax Rate Reconciliation Tax Contingencies EffectiveIncomeTaxRateReconciliationTaxContingencies	0.019
	us-gaap	Effective Income Tax Rate Reconciliation Tax Contingencies EffectiveIncomeTaxRateReconciliationTaxContingencies	-0.104
CY2017Q2	us-gaap	Effective Income Tax Rate Reconciliation Tax Contingencies EffectiveIncomeTaxRateReconciliationTaxContingencies	0.000
	us-gaap	Effective Income Tax Rate Reconciliation Tax Contingencies EffectiveIncomeTaxRateReconciliationTaxContingencies	0.000
CY2016Q2	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits EffectiveIncomeTaxRateReconciliationTaxCredits	0.000
	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits EffectiveIncomeTaxRateReconciliationTaxCredits	0.000
CY2017Q2	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits EffectiveIncomeTaxRateReconciliationTaxCredits	0.036
	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits EffectiveIncomeTaxRateReconciliationTaxCredits	0.018
CY2016Q2	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	45991000	USD
CY2016Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	56926000	USD
CY2017Q2	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	45767000	USD
CY2016Q2	us-gaap	Energy Related Inventory Natural Gas In Storage EnergyRelatedInventoryNaturalGasInStorage	13090000	USD
CY2016Q4	us-gaap	Energy Related Inventory Natural Gas In Storage EnergyRelatedInventoryNaturalGasInStorage	35087000	USD
CY2017Q2	us-gaap	Energy Related Inventory Natural Gas In Storage EnergyRelatedInventoryNaturalGasInStorage	23623000	USD
CY2016Q2	us-gaap	Energy Related Inventory Other Fossil Fuel EnergyRelatedInventoryOtherFossilFuel	4659000	USD
CY2016Q4	us-gaap	Energy Related Inventory Other Fossil Fuel EnergyRelatedInventoryOtherFossilFuel	3667000	USD
CY2017Q2	us-gaap	Energy Related Inventory Other Fossil Fuel EnergyRelatedInventoryOtherFossilFuel	3106000	USD
CY2016Q2	us-gaap	Goodwill Goodwill	1303453000	USD
CY2016Q4	us-gaap	Goodwill Goodwill	1299454000	USD
CY2017Q2	us-gaap	Goodwill Goodwill	1299454000	USD
CY2016Q2	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	25497000	USD
	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	39993000	USD
CY2017Q2	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	0	USD
	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	0	USD
	us-gaap	Impairment Of Oil And Gas Properties ImpairmentOfOilAndGasProperties	39993000	USD
	us-gaap	Impairment Of Oil And Gas Properties ImpairmentOfOilAndGasProperties	0	USD
CY2016Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	3592000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	47894000	USD
CY2017Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	35713000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	149214000	USD
CY2017Q2	us-gaap	Income Tax Examination Liability Refund Adjustment From Settlement With Taxing Authority IncomeTaxExaminationLiabilityRefundAdjustmentFromSettlementWithTaxingAuthority	8000000	USD
CY2016Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	309000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	4561000	USD
CY2017Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	10402000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	43757000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	1162000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	-1000	USD
	us-gaap	Increase Decrease In Accounts Receivable And Other Operating Assets IncreaseDecreaseInAccountsReceivableAndOtherOperatingAssets	-82361000	USD
	us-gaap	Increase Decrease In Accounts Receivable And Other Operating Assets IncreaseDecreaseInAccountsReceivableAndOtherOperatingAssets	-97902000	USD
	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-17722000	USD
	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-7720000	USD
	us-gaap	Increase Decrease In Other Accounts Payable And Accrued Liabilities IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities	-124695000	USD
	us-gaap	Increase Decrease In Other Accounts Payable And Accrued Liabilities IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities	-113541000	USD
	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	2884000	USD
	us-gaap	Increase Decrease In Other Regulatory Assets IncreaseDecreaseInOtherRegulatoryAssets	-1862000	USD
	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	2055000	USD
	us-gaap	Increase Decrease In Other Regulatory Assets IncreaseDecreaseInOtherRegulatoryAssets	-3086000	USD
	us-gaap	Increase Decrease In Regulatory Liabilities IncreaseDecreaseInRegulatoryLiabilities	2994000	USD
	us-gaap	Increase Decrease In Regulatory Liabilities IncreaseDecreaseInRegulatoryLiabilities	5908000	USD
CY2016Q2	us-gaap	Incremental Common Shares Attributable To Equity Unit Purchase Agreements IncrementalCommonSharesAttributableToEquityUnitPurchaseAgreements	1362000	shares
	us-gaap	Incremental Common Shares Attributable To Equity Unit Purchase Agreements IncrementalCommonSharesAttributableToEquityUnitPurchaseAgreements	1068000	shares
CY2017Q2	us-gaap	Incremental Common Shares Attributable To Equity Unit Purchase Agreements IncrementalCommonSharesAttributableToEquityUnitPurchaseAgreements	1977000	shares
	us-gaap	Incremental Common Shares Attributable To Equity Unit Purchase Agreements IncrementalCommonSharesAttributableToEquityUnitPurchaseAgreements	1796000	shares
CY2016Q2	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	110000	shares
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	107000	shares
CY2017Q2	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	178000	shares
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	192000	shares
CY2016Q2	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	9164000	USD
CY2016Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	8392000	USD
CY2017Q2	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	7972000	USD
CY2016Q2	us-gaap	Interest Costs Incurred InterestCostsIncurred	34609000	USD
	us-gaap	Interest Costs Incurred InterestCostsIncurred	66683000	USD
CY2017Q2	us-gaap	Interest Costs Incurred InterestCostsIncurred	35098000	USD
	us-gaap	Interest Costs Incurred InterestCostsIncurred	70194000	USD
	us-gaap	Interest Paid Net InterestPaidNet	48139000	USD
	us-gaap	Interest Paid Net InterestPaidNet	65820000	USD
CY2016Q2	us-gaap	Interest Payable Current InterestPayableCurrent	42330000	USD
CY2016Q4	us-gaap	Interest Payable Current InterestPayableCurrent	45503000	USD
CY2017Q2	us-gaap	Interest Payable Current InterestPayableCurrent	33914000	USD
CY2016Q2	us-gaap	Inventory Net InventoryNet	85189000	USD
CY2016Q4	us-gaap	Inventory Net InventoryNet	107210000	USD
CY2017Q2	us-gaap	Inventory Net InventoryNet	99126000	USD
CY2016Q2	us-gaap	Inventory Raw Materials And Supplies InventoryRawMaterialsAndSupplies	67440000	USD
CY2016Q4	us-gaap	Inventory Raw Materials And Supplies InventoryRawMaterialsAndSupplies	68456000	USD
CY2017Q2	us-gaap	Inventory Raw Materials And Supplies InventoryRawMaterialsAndSupplies	72397000	USD
CY2016Q2	us-gaap	Investment Income Interest InvestmentIncomeInterest	946000	USD
	us-gaap	Investment Income Interest InvestmentIncomeInterest	1601000	USD
CY2017Q2	us-gaap	Investment Income Interest InvestmentIncomeInterest	257000	USD
	us-gaap	Investment Income Interest InvestmentIncomeInterest	298000	USD
CY2016Q2	us-gaap	Letters Of Credit Outstanding Amount LettersOfCreditOutstandingAmount	24700000	USD
CY2016Q4	us-gaap	Letters Of Credit Outstanding Amount LettersOfCreditOutstandingAmount	36000000	USD
CY2017Q2	us-gaap	Letters Of Credit Outstanding Amount LettersOfCreditOutstandingAmount	24540000	USD
CY2016Q2	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	6339918000	USD
CY2016Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	6515444000	USD
CY2017Q2	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	6489092000	USD
CY2016Q2	us-gaap	Liabilities Current LiabilitiesCurrent	1412950000	USD
CY2016Q4	us-gaap	Liabilities Current LiabilitiesCurrent	527932000	USD
CY2017Q2	us-gaap	Liabilities Current LiabilitiesCurrent	438865000	USD
CY2016Q2	us-gaap	Liabilities Noncurrent LiabilitiesNoncurrent	1021505000	USD
CY2016Q4	us-gaap	Liabilities Noncurrent LiabilitiesNoncurrent	1041894000	USD
CY2017Q2	us-gaap	Liabilities Noncurrent LiabilitiesNoncurrent	1099894000	USD
CY2016Q2	us-gaap	Long Term Debt Current LongTermDebtCurrent	930743000	USD
CY2016Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	5743000	USD
CY2017Q2	us-gaap	Long Term Debt Current LongTermDebtCurrent	5743000	USD
CY2016Q2	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	2221347000	USD
CY2016Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	3211189000	USD
CY2017Q2	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	3160302000	USD
CY2016Q2	us-gaap	Long Term Investments LongTermInvestments	12363000	USD
CY2016Q4	us-gaap	Long Term Investments LongTermInvestments	12561000	USD
CY2017Q2	us-gaap	Long Term Investments LongTermInvestments	12761000	USD
	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	8335000	USD
	us-gaap	Minority Interest Decrease From Redemptions MinorityInterestDecreaseFromRedemptions	886000	USD
CY2017Q1	us-gaap	Minority Interest Ownership Percentage By Noncontrolling Owners MinorityInterestOwnershipPercentageByNoncontrollingOwners	0.005
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	762236000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-101069000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-1324741000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-163790000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	183503000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	262869000	USD
CY2016Q2	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	2614000	USD
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	2662000	USD
CY2017Q2	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	3116000	USD
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	6739000	USD
CY2016Q2	us-gaap	Net Income Loss Attributable To Redeemable Noncontrolling Interest NetIncomeLossAttributableToRedeemableNoncontrollingInterest	2614000	USD
	us-gaap	Net Income Loss Attributable To Redeemable Noncontrolling Interest NetIncomeLossAttributableToRedeemableNoncontrollingInterest	2662000	USD
CY2017Q2	us-gaap	Net Income Loss Attributable To Redeemable Noncontrolling Interest NetIncomeLossAttributableToRedeemableNoncontrollingInterest	3116000	USD
	us-gaap	Net Income Loss Attributable To Redeemable Noncontrolling Interest NetIncomeLossAttributableToRedeemableNoncontrollingInterest	6739000	USD
CY2016Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	669000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	40671000	USD
CY2017Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	22195000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	98718000	USD
CY2016Q2	us-gaap	Noncontrolling Interest In Variable Interest Entity NoncontrollingInterestInVariableInterestEntity	117518000	USD
CY2016Q4	us-gaap	Noncontrolling Interest In Variable Interest Entity NoncontrollingInterestInVariableInterestEntity	115495000	USD
CY2017Q2	us-gaap	Noncontrolling Interest In Variable Interest Entity NoncontrollingInterestInVariableInterestEntity	113792000	USD
	us-gaap	Noncontrolling Interest Increase From Sale Of Parent Equity Interest NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest	177302000	USD
CY2016Q2	us-gaap	Operating Expenses OperatingExpenses	290143000	USD
	us-gaap	Operating Expenses OperatingExpenses	666512000	USD
CY2017Q2	us-gaap	Operating Expenses OperatingExpenses	279112000	USD
	us-gaap	Operating Expenses OperatingExpenses	685604000	USD
CY2016Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	35298000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	108888000	USD
CY2017Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	68866000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	216377000	USD
CY2016Q2	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	32223000	USD
CY2016Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	49973000	USD
CY2017Q2	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	44987000	USD
CY2016Q2	us-gaap	Other Assets Current OtherAssetsCurrent	30652000	USD
CY2016Q4	us-gaap	Other Assets Current OtherAssetsCurrent	27063000	USD
CY2017Q2	us-gaap	Other Assets Current OtherAssetsCurrent	21840000	USD
CY2016Q2	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	15438000	USD
CY2016Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	12130000	USD
CY2017Q2	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	13812000	USD
CY2016Q2	us-gaap	Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Net Of Tax OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax	-36000	USD
	us-gaap	Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Net Of Tax OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax	-72000	USD
CY2017Q2	us-gaap	Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Net Of Tax OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax	-31000	USD
	us-gaap	Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Net Of Tax OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax	-62000	USD
CY2016Q2	us-gaap	Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Tax OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditTax	-19000	USD
	us-gaap	Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Tax OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditTax	-38000	USD
CY2017Q2	us-gaap	Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Tax OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditTax	-18000	USD
	us-gaap	Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Tax OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditTax	-35000	USD
CY2016Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-10939000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-22709000	USD
CY2017Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	789000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	1942000	USD
CY2016Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax	-321000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax	-643000	USD
CY2017Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax	-268000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax	-528000	USD
CY2016Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax	173000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax	346000	USD
CY2017Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax	146000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax	300000	USD
CY2016Q2	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	7551000	USD
	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	33982000	USD
CY2017Q2	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	1168000	USD
	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	3137000	USD
CY2016Q2	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	122015000	USD
CY2016Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	138643000	USD
CY2017Q2	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	135510000	USD
	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	6332000	USD
	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	6515000	USD
CY2016Q2	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-47000	USD
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	641000	USD
CY2017Q2	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-58000	USD
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-160000	USD
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	649000	USD
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	22000	USD
CY2017Q1	us-gaap	Payments For Repurchase Of Redeemable Noncontrolling Interest PaymentsForRepurchaseOfRedeemableNoncontrollingInterest	5600000	USD
	us-gaap	Payments Of Dividends PaymentsOfDividends	43265000	USD
	us-gaap	Payments Of Dividends PaymentsOfDividends	47544000	USD
CY2016Q2	us-gaap	Payments Of Stock Issuance Costs PaymentsOfStockIssuanceCosts	500000	USD
	us-gaap	Payments Of Stock Issuance Costs PaymentsOfStockIssuanceCosts	600000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	199854000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	163768000	USD
	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	0	USD
	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	8335000	USD
	us-gaap	Pension And Other Postretirement Benefit Expense PensionAndOtherPostretirementBenefitExpense	7782000	USD
	us-gaap	Pension And Other Postretirement Benefit Expense PensionAndOtherPostretirementBenefitExpense	5717000	USD
CY2016Q2	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	173347000	USD
CY2016Q4	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	173682000	USD
CY2017Q2	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	176102000	USD
	us-gaap	Pension Contributions PensionContributions	10200000	USD
	us-gaap	Pension Contributions PensionContributions	0	USD
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	57490000	USD
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	2965000	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	574672000	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	0	USD
	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	216370000	USD
	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	0	USD
	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	205000	USD
	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-6659000	USD
	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-1800000	USD
	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	11375000	USD
CY2016Q2	us-gaap	Profit Loss ProfitLoss	3283000	USD
	us-gaap	Profit Loss ProfitLoss	43333000	USD
CY2017Q2	us-gaap	Profit Loss ProfitLoss	25311000	USD
	us-gaap	Profit Loss ProfitLoss	105457000	USD
CY2016Q2	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	6209816000	USD
CY2016Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	6412223000	USD
CY2017Q2	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	6533581000	USD
CY2016Q2	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	4389930000	USD
CY2016Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	4468989000	USD
CY2017Q2	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	4551701000	USD
CY2016Q2	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity	982000	USD
	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity	1689000	USD
CY2017Q2	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity	794000	USD
	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity	1286000	USD
CY2016Q2	us-gaap	Redeemable Noncontrolling Interest Equity Other Carrying Amount RedeemableNoncontrollingInterestEquityOtherCarryingAmount	4171000	USD
CY2016Q4	us-gaap	Redeemable Noncontrolling Interest Equity Other Carrying Amount RedeemableNoncontrollingInterestEquityOtherCarryingAmount	4295000	USD
CY2017Q2	us-gaap	Redeemable Noncontrolling Interest Equity Other Carrying Amount RedeemableNoncontrollingInterestEquityOtherCarryingAmount	0	USD
CY2016Q2	us-gaap	Regulatory Assets RegulatoryAssets	275412000	USD
CY2016Q4	us-gaap	Regulatory Assets RegulatoryAssets	296142000	USD
CY2017Q2	us-gaap	Regulatory Assets RegulatoryAssets	297160000	USD
CY2016Q2	us-gaap	Regulatory Assets Current RegulatoryAssetsCurrent	54856000	USD
CY2016Q4	us-gaap	Regulatory Assets Current RegulatoryAssetsCurrent	49260000	USD
CY2017Q2	us-gaap	Regulatory Assets Current RegulatoryAssetsCurrent	53061000	USD
CY2016Q2	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	220556000	USD
CY2016Q4	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	246882000	USD
CY2017Q2	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	244099000	USD
CY2016Q2	us-gaap	Regulatory Liabilities RegulatoryLiabilities	229441000	USD
CY2016Q4	us-gaap	Regulatory Liabilities RegulatoryLiabilities	206756000	USD
CY2017Q2	us-gaap	Regulatory Liabilities RegulatoryLiabilities	216310000	USD
CY2016Q2	us-gaap	Regulatory Liability Current RegulatoryLiabilityCurrent	34275000	USD
CY2016Q4	us-gaap	Regulatory Liability Current RegulatoryLiabilityCurrent	13067000	USD
CY2017Q2	us-gaap	Regulatory Liability Current RegulatoryLiabilityCurrent	17305000	USD
CY2016Q2	us-gaap	Regulatory Liability Noncurrent RegulatoryLiabilityNoncurrent	195166000	USD
CY2016Q4	us-gaap	Regulatory Liability Noncurrent RegulatoryLiabilityNoncurrent	193689000	USD
CY2017Q2	us-gaap	Regulatory Liability Noncurrent RegulatoryLiabilityNoncurrent	199005000	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	41436000	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	52871000	USD
CY2016Q2	us-gaap	Restricted Cash And Investments Current RestrictedCashAndInvestmentsCurrent	1975000	USD
CY2016Q4	us-gaap	Restricted Cash And Investments Current RestrictedCashAndInvestmentsCurrent	2274000	USD
CY2017Q2	us-gaap	Restricted Cash And Investments Current RestrictedCashAndInvestmentsCurrent	2534000	USD
CY2016Q2	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	469940000	USD
CY2016Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	457934000	USD
CY2017Q2	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	512498000	USD
CY2016Q2	us-gaap	Sales Revenue Net SalesRevenueNet	325441000	USD
	us-gaap	Sales Revenue Net SalesRevenueNet	775400000	USD
CY2017Q2	us-gaap	Sales Revenue Net SalesRevenueNet	347978000	USD
	us-gaap	Sales Revenue Net SalesRevenueNet	901981000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	7054000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	6589000	USD
CY2016Q2	us-gaap	Short Term Borrowings ShortTermBorrowings	75000000	USD
CY2016Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	96600000	USD
CY2017Q2	us-gaap	Short Term Borrowings ShortTermBorrowings	107975000	USD
	us-gaap	Stock Issued During Period Value Dividend Reinvestment Plan StockIssuedDuringPeriodValueDividendReinvestmentPlan	1478000	USD
	us-gaap	Stock Issued During Period Value Dividend Reinvestment Plan StockIssuedDuringPeriodValueDividendReinvestmentPlan	1530000	USD
	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	55802000	USD
	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	0	USD
	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	2192000	USD
	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	4133000	USD
CY2016Q2	us-gaap	Stockholders Equity StockholdersEquity	1562427000	USD
CY2016Q4	us-gaap	Stockholders Equity StockholdersEquity	1614639000	USD
CY2017Q2	us-gaap	Stockholders Equity StockholdersEquity	1676239000	USD
CY2015Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1465867000	USD
CY2016Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1679945000	USD
CY2016Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1730134000	USD
CY2017Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1790031000	USD
	us-gaap	Stockholders Equity Other StockholdersEquityOther	20000	USD
	us-gaap	Stockholders Equity Other StockholdersEquityOther	7000	USD
CY2016Q2	us-gaap	Tax Adjustments Settlements And Unusual Provisions TaxAdjustmentsSettlementsAndUnusualProvisions	4400000	USD
CY2016Q2	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	12760000	USD
	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	24877000	USD
CY2017Q2	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	13743000	USD
	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	27712000	USD
CY2016Q2	us-gaap	Treasury Stock Shares TreasuryStockShares	18900	shares
CY2016Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	15258	shares
CY2017Q2	us-gaap	Treasury Stock Shares TreasuryStockShares	39329	shares
CY2016Q2	us-gaap	Treasury Stock Value TreasuryStockValue	975000	USD
CY2016Q4	us-gaap	Treasury Stock Value TreasuryStockValue	791000	USD
CY2017Q2	us-gaap	Treasury Stock Value TreasuryStockValue	2325000	USD
CY2016Q2	us-gaap	Unbilled Receivables Current UnbilledReceivablesCurrent	57298000	USD
CY2016Q4	us-gaap	Unbilled Receivables Current UnbilledReceivablesCurrent	124792000	USD
CY2017Q2	us-gaap	Unbilled Receivables Current UnbilledReceivablesCurrent	60270000	USD
CY2016Q1	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	35000000	USD
CY2016Q2	us-gaap	Variable Interest Entity Ownership Percentage VariableInterestEntityOwnershipPercentage	0.499
	us-gaap	Variable Interest Entity Ownership Percentage VariableInterestEntityOwnershipPercentage	0.499
CY2016Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	52986000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	52454000	shares
CY2017Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	55384000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	55179000	shares
CY2016Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	51514000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	51279000	shares
CY2017Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	53229000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	53191000	shares
	us-gaap	Prior Period Reclassification Adjustment Description PriorPeriodReclassificationAdjustmentDescription	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">Revisions</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;padding-bottom:10px;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Certain revisions have been made to prior years’ financial information to conform to the current year presentation.</font></div><div style="line-height:120%;padding-bottom:10px;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">The Company revised its presentation of cash as of December 31, 2016.  The Company has banking arrangements at certain financial institutions whereby if required, payments of one account are cleared with cash from other accounts at the same financial institution; therefore, book overdrafts are presented on a combined basis by bank as cash and cash equivalents. Prior year amounts were corrected to conform with the current year presentation, which decreased cash and cash equivalents and accounts payable by </font><font style="font-family:inherit;font-size:10pt;">$55 million</font><font style="font-family:inherit;font-size:10pt;"> as of June 30, 2016, and decreased net cash flows provided by operations by </font><font style="font-family:inherit;font-size:10pt;">$39 million</font><font style="font-family:inherit;font-size:10pt;"> for the six months ended June 30, 2016. We assessed the materiality of these changes, taking into account quantitative and qualitative factors, and determined them to be immaterial to the condensed consolidated balance sheet as of June 30, 2016 and to the Condensed Consolidated Statements of Cash Flows for the six months ended June 30, 2016. There is no impact to the Condensed Consolidated Statements of Income or the Condensed Consolidated Statements of Comprehensive Income for any period reported.</font></div></div>
	us-gaap	Use Of Estimates UseOfEstimates	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">Use of Estimates and Basis of Presentation</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">The information furnished in the accompanying Condensed Consolidated Financial Statements reflects certain estimates required and all adjustments, including accruals, which are, in the opinion of management, necessary for a fair presentation of the </font><font style="font-family:Times New Roman;font-size:10pt;color:#000000;text-decoration:none;">June 30, 2017</font><font style="font-family:inherit;font-size:10pt;">, </font><font style="font-family:inherit;font-size:10pt;">December 31, 2016</font><font style="font-family:inherit;font-size:10pt;">, and </font><font style="font-family:Times New Roman;font-size:10pt;color:#000000;text-decoration:none;">June 30, 2016</font><font style="font-family:inherit;font-size:10pt;"> financial information and are of a normal recurring nature. Certain industries in which we operate are highly seasonal, and revenue from, and certain expenses for, such operations may fluctuate significantly among quarterly periods. Demand for electricity and natural gas is sensitive to seasonal cooling, heating and industrial load requirements, as well as changes in market prices. In particular, the normal peak usage season for electric utilities is June through August while the normal peak usage season for gas utilities is November through March. Significant earnings variances can be expected between the Gas Utilities segment’s peak and off-peak seasons. Due to this seasonal nature, our results of operations for the </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">three</font><font style="font-family:inherit;font-size:10pt;"> and </font><font style="font-family:inherit;font-size:10pt;">six</font><font style="font-family:inherit;font-size:10pt;"> months ended </font><font style="font-family:Times New Roman;font-size:10pt;color:#000000;text-decoration:none;">June 30, 2017</font><font style="font-family:inherit;font-size:10pt;"> and </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">June 30, 2016</font><font style="font-family:inherit;font-size:10pt;">, and our financial condition as of </font><font style="font-family:Times New Roman;font-size:10pt;color:#000000;text-decoration:none;">June 30, 2017</font><font style="font-family:inherit;font-size:10pt;">, </font><font style="font-family:inherit;font-size:10pt;">December 31, 2016</font><font style="font-family:inherit;font-size:10pt;">, and </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">June 30, 2016</font><font style="font-family:inherit;font-size:10pt;">, are not necessarily indicative of the results of operations and financial condition to be expected as of or for any other period. </font><font style="font-family:inherit;font-size:10pt;">June 30, 2017</font><font style="font-family:inherit;font-size:10pt;"> reflects a full six months of activity from the SourceGas Acquisition on February 12, 2016, as compared to the six months ended </font><font style="font-family:inherit;font-size:10pt;">June 30, 2016</font><font style="font-family:inherit;font-size:10pt;"> which reflects a partial period of approximately 4.5 months. All earnings per share amounts discussed refer to diluted earnings per share unless otherwise noted.</font></div></div>

Files In Submission

Name	View Source	Status
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0001130464-17-000041-index.html	Edgar Link	pending
0001130464-17-000041.txt	Edgar Link	pending
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bkh-20170630.xml	Edgar Link	completed
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bkh-20170630_pre.xml	Edgar Link	unprocessable
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bkhex-311q22017.htm	Edgar Link	pending
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bkhex-321q22017.htm	Edgar Link	pending
bkhex-322q22017.htm	Edgar Link	pending
bkhex-95q22017.htm	Edgar Link	pending
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$BKH
BLACK HILLS CORP /SD/ Stock $bkh

2017 Q2 Form 10-Q Financial Statement

#000113046417000041 Filed on August 04, 2017

Income Statement

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$BKH BLACK HILLS CORP /SD/ Stock $bkh

2017 Q2 Form 10-Q Financial Statement

#000113046417000041 Filed on August 04, 2017

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$BKH
BLACK HILLS CORP /SD/ Stock $bkh