$NFG
NATIONAL FUEL GAS CO Stock $nfg

$nfg Overview Financials Valuation SEC Filings Company Website

2017 Q1 Form 10-Q Financial Statement

#000007014517000039 Filed on May 05, 2017

Income Statement

Concept	2017 Q1	2016 Q1	2015 Q4
Revenue	$522.1M	$449.1M	$375.2M
YoY Change	16.25%	-24.66%	-28.38%
Cost Of Revenue	$148.0M	$81.60M	$42.10M
YoY Change	81.37%	-57.19%	-66.88%
Gross Profit	$374.1M	$367.5M	$333.1M
YoY Change	1.8%	-9.37%	-16.05%
Gross Profit Margin	71.66%	81.83%	88.78%
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$57.00M	$63.95M	$70.55M
YoY Change	-10.87%	-22.66%	-31.34%
% of Gross Profit	15.24%	17.4%	21.18%
Operating Expenses	$352.1M	$686.1M	$681.1M
YoY Change	-48.68%	24.35%	87.46%
Operating Profit	$170.0M	-$237.0M	-$305.9M
YoY Change	-171.71%	-634.61%	-290.53%
Interest Expense	-$29.40M	-$30.00M	-$30.00M
YoY Change	-2.0%	25.52%	37.61%
% of Operating Profit	-17.3%
Other Income/Expense, Net	$1.700M	$3.200M	$2.400M
YoY Change	-46.88%	128.57%	100.0%
Pretax Income	$142.3M	-$263.7M	-$333.5M
YoY Change	-153.94%	-1309.43%	-338.36%
Income Tax	$52.97M	-$116.0M	-$144.4M
% Of Pretax Income	37.24%
Net Earnings	$89.28M	-$147.7M	-$189.1M
YoY Change	-160.45%	-986.0%	-323.16%
Net Earnings / Revenue	17.1%	-32.89%	-50.4%
Basic Earnings Per Share	$1.05	-$1.74	-$2.23
Diluted Earnings Per Share	$1.04	-$1.74	-$2.23
COMMON SHARES
Basic Shares Outstanding	85.33M shares	84.81M shares	84.65M shares
Diluted Shares Outstanding	86.01M shares	84.81M shares	84.65M shares

Balance Sheet

Concept	2017 Q1	2016 Q1	2015 Q4
SHORT-TERM ASSETS
Cash & Short-Term Investments	$231.2M	$93.70M	$36.30M
YoY Change	146.74%	35.01%	-17.31%
Cash & Equivalents	$231.2M	$93.70M	$36.33M
Short-Term Investments
Other Short-Term Assets	$51.59M	$56.71M	$66.15M
YoY Change	-9.04%	-4.83%	-2.8%
Inventory	$43.70M	$42.00M	$61.20M
Prepaid Expenses
Receivables	$171.2M	$137.7M	$211.1M
Other Receivables	$5.200M	$0.00	$7.100M
Total Short-Term Assets	$556.9M	$376.5M	$424.5M
YoY Change	47.92%	-22.67%	-6.11%
LONG-TERM ASSETS
Property, Plant & Equipment	$4.519B	$4.572B	$4.883B
YoY Change	-1.16%	-22.46%	-16.59%
Goodwill	$5.476M	$5.476M	$5.476M
YoY Change	0.0%	0.0%	0.0%
Intangibles
YoY Change
Long-Term Investments	$117.3M	$104.3M	$108.2M
YoY Change	12.46%	18.25%	23.66%
Other Assets	$485.0K	$157.0K	$162.0K
YoY Change	208.92%	-11.8%	-11.96%
Total Long-Term Assets	$728.7M	$852.3M	$883.0M
YoY Change	-14.51%	0.92%	5.22%
TOTAL ASSETS
Total Short-Term Assets	$556.9M	$376.5M	$424.5M
Total Long-Term Assets	$728.7M	$852.3M	$883.0M
Total Assets	$5.805B	$5.801B	$6.190B
YoY Change	0.06%	-19.74%	-13.36%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$111.4M	$111.1M	$126.9M
YoY Change	0.3%	-34.01%	0.87%
Accrued Expenses	$33.17M	$24.05M	$28.05M
YoY Change	37.97%	-17.72%	-10.43%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00	$31.40M
YoY Change		-100.0%	-81.84%
Long-Term Debt Due	$0.00	$0.00	$0.00
YoY Change
Total Short-Term Liabilities	$325.9M	$352.6M	$411.1M
YoY Change	-7.58%	-45.26%	-27.94%
LONG-TERM LIABILITIES
Long-Term Debt	$2.087B	$2.085B	$2.085B
YoY Change	0.11%	26.45%	26.42%
Other Long-Term Liabilities	$903.0M	$895.9M	$882.6M
YoY Change	0.79%	16.02%	18.98%
Total Long-Term Liabilities	$1.740B	$1.741B	$1.882B
YoY Change	-0.04%	-25.46%	-18.97%
TOTAL LIABILITIES
Total Short-Term Liabilities	$325.9M	$352.6M	$411.1M
Total Long-Term Liabilities	$1.740B	$1.741B	$1.882B
Total Liabilities	$2.066B	$2.093B	$2.293B
YoY Change	-1.31%	-29.74%	-20.74%
SHAREHOLDERS EQUITY
Retained Earnings	$817.3M	$699.4M	$880.6M
YoY Change	16.86%	-57.63%	-47.16%
Common Stock	$85.38M	$84.89M	$84.74M
YoY Change	0.57%	0.6%	0.56%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$1.651B	$1.623B	$1.813B
YoY Change
Total Liabilities & Shareholders Equity	$5.805B	$5.801B	$6.190B
YoY Change	0.06%	-19.74%	-13.36%

Cashflow Statement

Concept	2017 Q1	2016 Q1	2015 Q4
OPERATING ACTIVITIES
Net Income	$89.28M	-$147.7M	-$189.1M
YoY Change	-160.45%	-986.0%	-323.16%
Depreciation, Depletion And Amortization	$57.00M	$63.95M	$70.55M
YoY Change	-10.87%	-22.66%	-31.34%
Cash From Operating Activities	$207.3M	$198.7M	$114.1M
YoY Change	4.33%	-37.59%	-39.66%
INVESTING ACTIVITIES
Capital Expenditures	-$102.1M	-$172.6M	$186.4M
YoY Change	-40.85%	-30.52%	-23.88%
Acquisitions
YoY Change
Other Investing Activities	$21.80M	$91.90M	$15.76M
YoY Change	-76.28%	-92000.0%	1182.02%
Cash From Investing Activities	-$80.30M	-$80.70M	-$191.6M
YoY Change	-0.5%	-67.51%	-22.18%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-32.30M	-60.70M	300.0K
YoY Change	-46.79%	36.71%	-99.53%
NET CHANGE
Cash From Operating Activities	207.3M	198.7M	114.1M
Cash From Investing Activities	-80.30M	-80.70M	-191.6M
Cash From Financing Activities	-32.30M	-60.70M	300.0K
Net Change In Cash	94.70M	57.30M	-77.20M
YoY Change	65.27%	123.83%	-1202.86%
FREE CASH FLOW
Cash From Operating Activities	$207.3M	$198.7M	$114.1M
Capital Expenditures	-$102.1M	-$172.6M	$186.4M
Free Cash Flow	$309.4M	$371.3M	-$72.34M
YoY Change	-16.67%	-34.49%	29.57%

Facts In Submission

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	dei	Entity Central Index Key EntityCentralIndexKey	0000070145
	dei	Amendment Flag AmendmentFlag	false
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--09-30
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q2
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2017
	dei	Document Period End Date DocumentPeriodEndDate	2017-03-31
	dei	Document Type DocumentType	10-Q
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	163000	USD
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CY2017Q1	nfg	Full Cost Ceiling Test Discount Factor FullCostCeilingTestDiscountFactor	0.1
CY2017Q1	nfg	Fair Value Assets Liabilities Measured On Recurring Basis Net FairValueAssetsLiabilitiesMeasuredOnRecurringBasisNet	356015000	USD
CY2016Q3	nfg	Fair Value Assets Measured On Recurring Basis Total FairValueAssetsMeasuredOnRecurringBasisTotal	301138000	USD
CY2016Q3	nfg	Fair Value Liabilities Measured On Recurring Basis Total FairValueLiabilitiesMeasuredOnRecurringBasisTotal	1462000	USD
CY2017Q2	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	85417057	shares
	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
	dei	Entity Registrant Name EntityRegistrantName	NATIONAL FUEL GAS CO
	dei	Trading Symbol TradingSymbol	nfg
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CY2016Q1	nfg	Beginning Retained Earnings Unappropriated And Current Period Net Income Loss BeginningRetainedEarningsUnappropriatedAndCurrentPeriodNetIncomeLoss	732932000	USD
	nfg	Beginning Retained Earnings Unappropriated And Current Period Net Income Loss BeginningRetainedEarningsUnappropriatedAndCurrentPeriodNetIncomeLoss	766404000	USD
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	nfg	Cash Flow Hedge Gain Loss To Be Reclassified Within Twelve Months After Tax CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonthsAfterTax	21000000	USD
CY2016Q3	nfg	Cost Of Removal Regulatory Liability CostOfRemovalRegulatoryLiability	193424000	USD
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	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	272000	USD
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	nfg	Income From Continuing Operations Before Income Taxes IncomeFromContinuingOperationsBeforeIncomeTaxes	-597350000	USD
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	nfg	Income Tax Expense Benefit Including Deferred Investment Tax Credit IncomeTaxExpenseBenefitIncludingDeferredInvestmentTaxCredit	-260554000	USD
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CY2017Q1	nfg	Interest Payable On Long Term Debt InterestPayableOnLongTermDebt	34900000	USD
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	nfg	Offsetting Gain Loss On Hedged Item Attributable To Hedged Risk OffsettingGainLossOnHedgedItemAttributableToHedgedRisk	-3180000	USD
CY2016Q3	nfg	Other Current Assets Fair Values Of Firm Commitments OtherCurrentAssetsFairValuesOfFirmCommitments	3962000	USD
CY2017Q1	nfg	Other Current Assets Fair Values Of Firm Commitments OtherCurrentAssetsFairValuesOfFirmCommitments	0	USD
CY2016Q3	nfg	Other Investments Including Csv Life Insurance And Avail For Sale OtherInvestmentsIncludingCsvLifeInsuranceAndAvailForSale	110664000	USD
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CY2017Q1	nfg	Project Costs ProjectCosts	67800000	USD
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	nfg	Recommended Equity Ratio RecommendedEquityRatio	0.423
	nfg	Recommendedrateincreasedecreaseamount Recommendedrateincreasedecreaseamount	8500000	USD
CY2016Q3	nfg	Recoverable Future Taxes RecoverableFutureTaxes	177261000	USD
CY2017Q1	nfg	Recoverable Future Taxes RecoverableFutureTaxes	179928000	USD
CY2016Q3	nfg	Taxes Refundable To Customers TaxesRefundableToCustomers	93318000	USD
CY2017Q1	nfg	Taxes Refundable To Customers TaxesRefundableToCustomers	93506000	USD
CY2016Q3	nfg	Unamortized Debt Expense UnamortizedDebtExpense	1688000	USD
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CY2016Q3	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	21109000	USD
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	us-gaap	Cash Flow Hedge Gain Loss To Be Reclassified Within Twelve Months CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths	35900000	USD
CY2016Q3	us-gaap	Cash Surrender Value Of Life Insurance CashSurrenderValueOfLifeInsurance	39700000	USD
CY2017Q1	us-gaap	Cash Surrender Value Of Life Insurance CashSurrenderValueOfLifeInsurance	40500000	USD
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CY2016Q3	us-gaap	Common Stock Value CommonStockValue	85119000	USD
CY2017Q1	us-gaap	Common Stock Value CommonStockValue	85375000	USD
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	us-gaap	Cost Of Purchased Oil And Gas CostOfPurchasedOilAndGas	123691000	USD
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	us-gaap	Cost Of Purchased Oil And Gas CostOfPurchasedOilAndGas	218214000	USD
CY2017Q1	us-gaap	Credit Risk Derivative Assets At Fair Value CreditRiskDerivativeAssetsAtFairValue	41000000	USD
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	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	7995000	USD
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	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	15537000	USD
	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	11509000	USD
CY2016Q3	us-gaap	Customer Advances Current CustomerAdvancesCurrent	14762000	USD
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	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	12032000	USD
CY2016Q3	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	823795000	USD
CY2017Q1	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	837098000	USD
CY2016Q3	us-gaap	Defined Benefit Plan Assets For Plan Benefits Noncurrent DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent	17649000	USD
CY2017Q1	us-gaap	Defined Benefit Plan Assets For Plan Benefits Noncurrent DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent	18315000	USD
CY2016Q1	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	63947000	USD
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	134498000	USD
CY2017Q1	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	56999000	USD
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	113194000	USD
CY2016Q3	us-gaap	Derivative Instruments And Hedges Liabilities DerivativeInstrumentsAndHedgesLiabilities	1560000	USD
CY2017Q1	us-gaap	Derivative Instruments And Hedges Liabilities DerivativeInstrumentsAndHedgesLiabilities	1471000	USD
CY2016Q3	us-gaap	Derivative Instruments And Hedges Noncurrent DerivativeInstrumentsAndHedgesNoncurrent	113804000	USD
CY2017Q1	us-gaap	Derivative Instruments And Hedges Noncurrent DerivativeInstrumentsAndHedgesNoncurrent	64729000	USD
CY2016Q1	us-gaap	Derivative Instruments Gain Loss Reclassified From Accumulated Oci Into Income Effective Portion Net DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet	61235000	USD
	us-gaap	Derivative Instruments Gain Loss Reclassified From Accumulated Oci Into Income Effective Portion Net DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet	118405000	USD
CY2017Q1	us-gaap	Derivative Instruments Gain Loss Reclassified From Accumulated Oci Into Income Effective Portion Net DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet	10472000	USD
	us-gaap	Derivative Instruments Gain Loss Reclassified From Accumulated Oci Into Income Effective Portion Net DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet	41189000	USD
	us-gaap	Gain Loss On Fair Value Hedges Recognized In Earnings GainLossOnFairValueHedgesRecognizedInEarnings	3180000	USD
CY2016Q1	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	33533000	USD
CY2016Q1	us-gaap	Derivative Instruments Gain Loss Recognized In Income Ineffective Portion And Amount Excluded From Effectiveness Testing Net DerivativeInstrumentsGainLossRecognizedInIncomeIneffectivePortionAndAmountExcludedFromEffectivenessTestingNet	31000	USD
	us-gaap	Derivative Instruments Gain Loss Recognized In Income Ineffective Portion And Amount Excluded From Effectiveness Testing Net DerivativeInstrumentsGainLossRecognizedInIncomeIneffectivePortionAndAmountExcludedFromEffectivenessTestingNet	168000	USD
CY2017Q1	us-gaap	Derivative Instruments Gain Loss Recognized In Income Ineffective Portion And Amount Excluded From Effectiveness Testing Net DerivativeInstrumentsGainLossRecognizedInIncomeIneffectivePortionAndAmountExcludedFromEffectivenessTestingNet	0	USD
	us-gaap	Derivative Instruments Gain Loss Recognized In Income Ineffective Portion And Amount Excluded From Effectiveness Testing Net DerivativeInstrumentsGainLossRecognizedInIncomeIneffectivePortionAndAmountExcludedFromEffectivenessTestingNet	-100000	USD
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	67005000	USD
CY2017Q1	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	34577000	USD
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	69120000	USD
CY2016Q3	us-gaap	Dividends Payable Current DividendsPayableCurrent	34473000	USD
CY2017Q1	us-gaap	Dividends Payable Current DividendsPayableCurrent	34577000	USD
CY2016Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-1.74
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-3.97
CY2017Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.05
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.09
CY2016Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-1.74
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-3.97
CY2017Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.04
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.07
CY2017Q1	us-gaap	Effect On Future Cash Flows Amount EffectOnFutureCashFlowsAmount	105400000	USD
	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
CY2016Q3	us-gaap	Energy Related Inventory Gas Stored Underground EnergyRelatedInventoryGasStoredUnderground	34332000	USD
CY2017Q1	us-gaap	Energy Related Inventory Gas Stored Underground EnergyRelatedInventoryGasStoredUnderground	9027000	USD
	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities	226000	USD
	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities	0	USD
	us-gaap	Excess Tax Benefit From Share Based Compensation Operating Activities ExcessTaxBenefitFromShareBasedCompensationOperatingActivities	226000	USD
	us-gaap	Excess Tax Benefit From Share Based Compensation Operating Activities ExcessTaxBenefitFromShareBasedCompensationOperatingActivities	0	USD
CY2016Q3	us-gaap	Goodwill Goodwill	5476000	USD
CY2017Q1	us-gaap	Goodwill Goodwill	5476000	USD
CY2016Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-263717000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-597176000	USD
CY2017Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	142255000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	287594000	USD
CY2016Q1	us-gaap	Income Tax Effects Allocated Directly To Equity Cumulative Effect Of Change In Accounting Principle IncomeTaxEffectsAllocatedDirectlyToEquityCumulativeEffectOfChangeInAccountingPrinciple	0	USD
	us-gaap	Income Tax Effects Allocated Directly To Equity Cumulative Effect Of Change In Accounting Principle IncomeTaxEffectsAllocatedDirectlyToEquityCumulativeEffectOfChangeInAccountingPrinciple	0	USD
CY2017Q1	us-gaap	Income Tax Effects Allocated Directly To Equity Cumulative Effect Of Change In Accounting Principle IncomeTaxEffectsAllocatedDirectlyToEquityCumulativeEffectOfChangeInAccountingPrinciple	0	USD
	us-gaap	Income Tax Effects Allocated Directly To Equity Cumulative Effect Of Change In Accounting Principle IncomeTaxEffectsAllocatedDirectlyToEquityCumulativeEffectOfChangeInAccountingPrinciple	31916000	USD
CY2016Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-116030000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-260380000	USD
CY2017Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	52971000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	109403000	USD
	us-gaap	Income Tax Reconciliation Deductions Other IncomeTaxReconciliationDeductionsOther	5725000	USD
	us-gaap	Income Tax Reconciliation Deductions Other IncomeTaxReconciliationDeductionsOther	6613000	USD
	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	-209073000	USD
	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	100628000	USD
	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	-45756000	USD
	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	15302000	USD
	us-gaap	Increase Decrease In Accounts Payable Trade IncreaseDecreaseInAccountsPayableTrade	-31786000	USD
	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	44690000	USD
CY2017Q1	us-gaap	Interest Expense Long Term Debt InterestExpenseLongTermDebt	28913000	USD
	us-gaap	Increase Decrease In Customer Advances IncreaseDecreaseInCustomerAdvances	-16203000	USD
	us-gaap	Increase Decrease In Customer Advances IncreaseDecreaseInCustomerAdvances	-14462000	USD
	us-gaap	Increase Decrease In Accounts Payable Trade IncreaseDecreaseInAccountsPayableTrade	13997000	USD
	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	22420000	USD
	us-gaap	Increase Decrease In Customer Deposits IncreaseDecreaseInCustomerDeposits	-389000	USD
	us-gaap	Increase Decrease In Customer Deposits IncreaseDecreaseInCustomerDeposits	1493000	USD
	us-gaap	Increase Decrease In Deferred Gas Cost IncreaseDecreaseInDeferredGasCost	1245000	USD
	us-gaap	Increase Decrease In Deferred Gas Cost IncreaseDecreaseInDeferredGasCost	2241000	USD
	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-22637000	USD
	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-24476000	USD
	us-gaap	Increase Decrease In Margin Deposits Outstanding IncreaseDecreaseInMarginDepositsOutstanding	-1161000	USD
	us-gaap	Increase Decrease In Margin Deposits Outstanding IncreaseDecreaseInMarginDepositsOutstanding	287000	USD
	us-gaap	Increase Decrease In Other Current Assets IncreaseDecreaseInOtherCurrentAssets	-4177000	USD
	us-gaap	Increase Decrease In Other Current Assets IncreaseDecreaseInOtherCurrentAssets	-7769000	USD
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-3754000	USD
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	32000	USD
	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-4073000	USD
	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	202000	USD
	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	28211000	USD
	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	92155000	USD
	us-gaap	Increase Decrease In Regulatory Clause Revenue IncreaseDecreaseInRegulatoryClauseRevenue	-14561000	USD
	us-gaap	Increase Decrease In Regulatory Clause Revenue IncreaseDecreaseInRegulatoryClauseRevenue	-71000	USD
CY2016Q1	us-gaap	Interest Expense Long Term Debt InterestExpenseLongTermDebt	28994000	USD
	us-gaap	Interest Expense Long Term Debt InterestExpenseLongTermDebt	59366000	USD
	us-gaap	Interest Expense Long Term Debt InterestExpenseLongTermDebt	58016000	USD
CY2016Q1	us-gaap	Interest Expense Other InterestExpenseOther	1237000	USD
	us-gaap	Interest Expense Other InterestExpenseOther	2617000	USD
CY2017Q1	us-gaap	Interest Expense Other InterestExpenseOther	924000	USD
	us-gaap	Interest Expense Other InterestExpenseOther	1834000	USD
CY2016Q1	us-gaap	Interest Income Domestic Deposits InterestIncomeDomesticDeposits	278000	USD
	us-gaap	Interest Income Domestic Deposits InterestIncomeDomesticDeposits	2077000	USD
CY2017Q1	us-gaap	Interest Income Domestic Deposits InterestIncomeDomesticDeposits	391000	USD
	us-gaap	Interest Income Domestic Deposits InterestIncomeDomesticDeposits	1991000	USD
CY2016Q3	us-gaap	Inventory Raw Materials And Supplies InventoryRawMaterialsAndSupplies	33866000	USD
CY2017Q1	us-gaap	Inventory Raw Materials And Supplies InventoryRawMaterialsAndSupplies	34695000	USD
	us-gaap	Investment Tax Credit InvestmentTaxCredit	-174000	USD
	us-gaap	Investment Tax Credit InvestmentTaxCredit	-86000	USD
CY2016Q3	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	5636387000	USD
CY2017Q1	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	5804675000	USD
CY2016Q3	us-gaap	Liabilities Current LiabilitiesCurrent	303737000	USD
CY2017Q1	us-gaap	Liabilities Current LiabilitiesCurrent	325895000	USD
CY2016Q3	us-gaap	Liabilities Noncurrent LiabilitiesNoncurrent	1719394000	USD
CY2017Q1	us-gaap	Liabilities Noncurrent LiabilitiesNoncurrent	1740075000	USD
CY2016Q3	us-gaap	Long Term Debt Current LongTermDebtCurrent	0	USD
CY2017Q1	us-gaap	Long Term Debt Current LongTermDebtCurrent	0	USD
CY2017Q1	us-gaap	Loss Contingency Estimate Of Possible Loss LossContingencyEstimateOfPossibleLoss	3400000	USD
CY2016Q3	us-gaap	Margin Deposit Assets MarginDepositAssets	1484000	USD
CY2017Q1	us-gaap	Margin Deposit Assets MarginDepositAssets	1771000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	-60367000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	-65787000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	-272292000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	-184902000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	312763000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	351890000	USD
CY2016Q1	us-gaap	Net Income Loss NetIncomeLoss	-147687000	USD
	us-gaap	Net Income Loss NetIncomeLoss	-336796000	USD
CY2017Q1	us-gaap	Net Income Loss NetIncomeLoss	89284000	USD
	us-gaap	Net Income Loss NetIncomeLoss	178191000	USD
	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	5
CY2016Q1	us-gaap	Operating Expenses OperatingExpenses	686132000	USD
	us-gaap	Operating Expenses OperatingExpenses	1367251000	USD
CY2017Q1	us-gaap	Operating Expenses OperatingExpenses	352118000	USD
	us-gaap	Operating Expenses OperatingExpenses	602479000	USD
CY2016Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	-237000000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	-542924000	USD
CY2017Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	169957000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	342097000	USD
CY2016Q3	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	74430000	USD
CY2017Q1	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	106287000	USD
CY2016Q3	us-gaap	Other Assets Current OtherAssetsCurrent	59354000	USD
CY2017Q1	us-gaap	Other Assets Current OtherAssetsCurrent	51585000	USD
CY2016Q3	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	604000	USD
CY2017Q1	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	485000	USD
CY2016Q1	us-gaap	Other Comprehensive Income Loss Before Reclassifications Net Of Tax OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax	19590000	USD
	us-gaap	Other Comprehensive Income Loss Before Reclassifications Net Of Tax OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax	63838000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Loss Before Reclassifications Net Of Tax OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax	26826000	USD
	us-gaap	Other Comprehensive Income Loss Before Reclassifications Net Of Tax OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax	-4162000	USD
CY2016Q1	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	-27859000	USD
	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	-20296000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	35351000	USD
	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	-49491000	USD
CY2016Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-16270000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-11186000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	20768000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-28451000	USD
CY2016Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	388000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	388000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	0	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	741000	USD
CY2016Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	163000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	0	USD
CY2016Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax	61235000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax	118405000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax	10472000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax	41189000	USD
CY2016Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax	25600000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax	43606000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax	4414000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax	17369000	USD
CY2016Q1	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-11589000	USD
	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-9110000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	14583000	USD
	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-21040000	USD
CY2016Q1	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax	33768000	USD
	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax	99139000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax	44097000	USD
	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax	-8404000	USD
CY2016Q1	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	14190000	USD
	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	34866000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	18352000	USD
	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	-3699000	USD
CY2016Q1	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-4000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-642000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	1726000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	843000	USD
CY2016Q1	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-16000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-207000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	645000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	300000	USD
CY2016Q3	us-gaap	Other Deferred Credits Noncurrent OtherDeferredCreditsNoncurrent	119625000	USD
CY2017Q1	us-gaap	Other Deferred Credits Noncurrent OtherDeferredCreditsNoncurrent	115636000	USD
	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-6106000	USD
	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-7713000	USD
CY2016Q1	us-gaap	Other Nonoperating Income OtherNonoperatingIncome	3236000	USD
	us-gaap	Other Nonoperating Income OtherNonoperatingIncome	5654000	USD
CY2017Q1	us-gaap	Other Nonoperating Income OtherNonoperatingIncome	1744000	USD
	us-gaap	Other Nonoperating Income OtherNonoperatingIncome	3356000	USD
CY2016Q3	us-gaap	Other Prepaid Expense Current OtherPrepaidExpenseCurrent	10919000	USD
CY2017Q1	us-gaap	Other Prepaid Expense Current OtherPrepaidExpenseCurrent	5284000	USD
	us-gaap	Other Significant Noncash Transaction Value Of Consideration Received1 OtherSignificantNoncashTransactionValueOfConsiderationReceived1	10297000	USD
	us-gaap	Other Significant Noncash Transaction Value Of Consideration Received1 OtherSignificantNoncashTransactionValueOfConsiderationReceived1	0	USD
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	18249000	USD
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	3225000	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	66887000	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	69017000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	358981000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	208231000	USD
	us-gaap	Stock Issued During Period Shares Employee Benefit Plan StockIssuedDuringPeriodSharesEmployeeBenefitPlan	51727	shares
	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	31446	shares
CY2016Q3	us-gaap	Pension And Other Postretirement And Postemployment Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementAndPostemploymentBenefitPlansLiabilitiesNoncurrent	277113000	USD
CY2017Q1	us-gaap	Pension And Other Postretirement And Postemployment Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementAndPostemploymentBenefitPlansLiabilitiesNoncurrent	291259000	USD
CY2016Q3	us-gaap	Prepaid Taxes PrepaidTaxes	13138000	USD
CY2017Q1	us-gaap	Prepaid Taxes PrepaidTaxes	22563000	USD
	us-gaap	Proceeds From Repurchase Of Equity ProceedsFromRepurchaseOfEquity	6294000	USD
	us-gaap	Stock Repurchased During Period Shares StockRepurchasedDuringPeriodShares	45740	shares
	us-gaap	Proceeds From Repurchase Of Equity ProceedsFromRepurchaseOfEquity	3230000	USD
	us-gaap	Proceeds From Sale Of Oil And Gas Property And Equipment ProceedsFromSaleOfOilAndGasPropertyAndEquipment	104938000	USD
	us-gaap	Proceeds From Sale Of Oil And Gas Property And Equipment ProceedsFromSaleOfOilAndGasPropertyAndEquipment	26554000	USD
CY2016Q3	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	9539581000	USD
CY2017Q1	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	9704134000	USD
CY2016Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	4454482000	USD
CY2017Q1	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	4519057000	USD
	us-gaap	Public Utilities Approved Equity Capital Structure Percentage PublicUtilitiesApprovedEquityCapitalStructurePercentage	0.429
	us-gaap	Public Utilities Approved Rate Increase Decrease Amount PublicUtilitiesApprovedRateIncreaseDecreaseAmount	5900000	USD
	us-gaap	Public Utilities Approved Return On Equity Percentage PublicUtilitiesApprovedReturnOnEquityPercentage	0.087
	us-gaap	Public Utilities Requested Rate Increase Decrease Amount PublicUtilitiesRequestedRateIncreaseDecreaseAmount	41700000	USD
CY2016Q3	us-gaap	Receivables Net Current ReceivablesNetCurrent	133201000	USD
CY2017Q1	us-gaap	Receivables Net Current ReceivablesNetCurrent	171162000	USD
CY2016Q1	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	35860000	USD
	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	75024000	USD
CY2017Q1	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	6058000	USD
	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	24289000	USD
CY2016Q3	us-gaap	Refundable Gas Costs RefundableGasCosts	19537000	USD
CY2017Q1	us-gaap	Refundable Gas Costs RefundableGasCosts	19466000	USD
CY2016Q3	us-gaap	Regulatory Assets Current RegulatoryAssetsCurrent	15616000	USD
CY2017Q1	us-gaap	Regulatory Assets Current RegulatoryAssetsCurrent	18501000	USD
CY2016Q3	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	320750000	USD
CY2017Q1	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	314903000	USD
CY2016Q3	us-gaap	Regulatory Liability Current RegulatoryLiabilityCurrent	14725000	USD
CY2017Q1	us-gaap	Regulatory Liability Current RegulatoryLiabilityCurrent	29579000	USD
CY2016Q3	us-gaap	Regulatory Liability Noncurrent RegulatoryLiabilityNoncurrent	99789000	USD
CY2017Q1	us-gaap	Regulatory Liability Noncurrent RegulatoryLiabilityNoncurrent	91661000	USD
	us-gaap	Remaining Recovery Period Of Regulatory Assets For Which No Return On Investment During Recovery Period Is Provided1 RemainingRecoveryPeriodOfRegulatoryAssetsForWhichNoReturnOnInvestmentDuringRecoveryPeriodIsProvided1	P4Y
CY2015Q3	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	1103200000	USD
CY2015Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	880619000	USD
CY2016Q1	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	699399000	USD
CY2016Q3	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	676361000	USD
CY2016Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	762641000	USD
CY2017Q1	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	817348000	USD
CY2016Q1	us-gaap	Sales Revenue Goods Gross SalesRevenueGoodsGross	449132000	USD
	us-gaap	Sales Revenue Goods Gross SalesRevenueGoodsGross	824327000	USD
CY2017Q1	us-gaap	Sales Revenue Goods Gross SalesRevenueGoodsGross	522075000	USD
	us-gaap	Sales Revenue Goods Gross SalesRevenueGoodsGross	944576000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	2518000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	5632000	USD
CY2016Q3	us-gaap	Short Term Borrowings ShortTermBorrowings	0	USD
CY2017Q1	us-gaap	Short Term Borrowings ShortTermBorrowings	0	USD
	us-gaap	Stock Issued During Period Shares Dividend Reinvestment Plan StockIssuedDuringPeriodSharesDividendReinvestmentPlan	90361	shares
CY2016Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1527004000	USD
CY2017Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1651320000	USD
CY2016Q1	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	21305000	USD
	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	41662000	USD
CY2017Q1	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	22542000	USD
	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	42921000	USD
	us-gaap	Unrealized Gain Loss On Price Risk Cash Flow Derivatives Before Tax UnrealizedGainLossOnPriceRiskCashFlowDerivativesBeforeTax	62200000	USD
CY2017Q1	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	1300000	USD
CY2016Q3	us-gaap	Unrecovered Costs For Purchased Gas Amount UnrecoveredCostsForPurchasedGasAmount	2440000	USD
CY2017Q1	us-gaap	Unrecovered Costs For Purchased Gas Amount UnrecoveredCostsForPurchasedGasAmount	4681000	USD
CY2016Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	84806982	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	84728680	shares
CY2017Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	86006614	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	85897282	shares
CY2016Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	84806982	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	84728680	shares
CY2017Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	85334887	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	85261575	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:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">Reclassification.</font><font style="font-family:inherit;font-size:10pt;"> Certain prior year amounts have been reclassified to conform with current year presentation.</font></div></div>

Files In Submission

Name	View Source	Status
0000070145-17-000039-index-headers.html	Edgar Link	pending
0000070145-17-000039-index.html	Edgar Link	pending
0000070145-17-000039.txt	Edgar Link	pending
0000070145-17-000039-xbrl.zip	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
nfg-20170331.xml	Edgar Link	completed
nfg-20170331.xsd	Edgar Link	pending
nfg-20170331_cal.xml	Edgar Link	unprocessable
nfg-20170331_def.xml	Edgar Link	unprocessable
nfg-20170331_lab.xml	Edgar Link	unprocessable
nfg-20170331_pre.xml	Edgar Link	unprocessable
nfg-3312017x10q.htm	Edgar Link	pending
nfg-3312017xexhibit12.htm	Edgar Link	pending
nfg-3312017xexhibit311.htm	Edgar Link	pending
nfg-3312017xexhibit312.htm	Edgar Link	pending
nfg-3312017xexhibit32.htm	Edgar Link	pending
nfg-3312017xexhibit99.htm	Edgar Link	pending
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report.css	Edgar Link	pending
Show.js	Edgar Link	pending

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$NFG
NATIONAL FUEL GAS CO Stock $nfg

2017 Q1 Form 10-Q Financial Statement

#000007014517000039 Filed on May 05, 2017

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$NFG NATIONAL FUEL GAS CO Stock $nfg

2017 Q1 Form 10-Q Financial Statement

#000007014517000039 Filed on May 05, 2017

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$NFG
NATIONAL FUEL GAS CO Stock $nfg