$PARR
Par Pacific Holdings Inc Stock $parr

$parr Overview Financials Valuation SEC Filings Company Website

2017 Q4 Form 10-K Financial Statement

#000082148318000017 Filed on March 12, 2018

Income Statement

Concept	2017 Q4	2017	2016 Q4
Revenue	$663.1M	$2.443B	$563.1M
YoY Change	17.74%	30.99%	26.99%
Cost Of Revenue	$617.8M	$2.055B	$510.9M
YoY Change	20.92%	25.56%	17.75%
Gross Profit	$45.30M	$388.4M	$52.30M
YoY Change	-13.38%	69.84%	444.79%
Gross Profit Margin	6.83%	15.9%	9.29%
Selling, General & Admin	$11.40M	$46.10M	$10.40M
YoY Change	9.62%	9.5%	-16.13%
% of Gross Profit	25.17%	11.87%	19.89%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$12.20M	$45.99M	$11.80M
YoY Change	3.39%	45.46%	68.57%
% of Gross Profit	26.93%	11.84%	22.56%
Operating Expenses	$23.50M	$92.10M	$22.20M
YoY Change	5.86%	24.97%	13.85%
Operating Profit	$21.61M	$93.96M	$28.33M
YoY Change	-23.72%	-578.2%	-381.09%
Interest Expense	$1.100M	$31.63M	-$14.30M
YoY Change	-107.69%	10.97%	-74.09%
% of Operating Profit	5.09%	33.67%	-50.49%
Other Income/Expense, Net	$0.00	-$22.66M	-$100.0K
YoY Change	-100.0%	-33.55%	-200.0%
Pretax Income	$15.90M	$71.30M	$13.90M
YoY Change	14.39%	-232.66%	-121.19%
Income Tax	-$3.100M	-$1.319M	$200.0K
% Of Pretax Income	-19.5%	-1.85%	1.44%
Net Earnings	$19.01M	$72.62M	$13.69M
YoY Change	38.85%	-258.44%	-120.48%
Net Earnings / Revenue	2.87%	2.97%	2.43%
Basic Earnings Per Share	$0.41	$1.58	$0.30
Diluted Earnings Per Share	$0.41	$1.57	$0.30
COMMON SHARES
Basic Shares Outstanding	45.79M shares	45.54M shares	45.51M shares
Diluted Shares Outstanding		45.58M shares

Balance Sheet

Concept	2017 Q4	2017	2016 Q4
SHORT-TERM ASSETS
Cash & Short-Term Investments	$118.3M	$118.3M	$47.80M
YoY Change	147.49%	147.49%	-71.51%
Cash & Equivalents	$118.3M	$118.3M	$47.77M
Short-Term Investments
Other Short-Term Assets	$5.221M	$18.00M	$4.701M
YoY Change	11.06%	-67.03%	-32.01%
Inventory	$345.4M	$345.4M	$198.3M
Prepaid Expenses
Receivables	$121.8M	$121.8M	$102.4M
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$603.5M	$603.5M	$403.1M
YoY Change	49.72%	49.71%	-24.19%
LONG-TERM ASSETS
Property, Plant & Equipment	$450.0M	$450.0M	$451.3M
YoY Change	-0.28%	-0.29%	131.25%
Goodwill	$107.2M		$105.7M
YoY Change	1.38%		155.84%
Intangibles	$26.60M		$29.91M
YoY Change	-11.06%		-12.97%
Long-Term Investments	$127.2M	$127.2M	$108.8M
YoY Change	16.88%	16.91%	42.81%
Other Assets	$32.86M	$32.90M	$46.60M
YoY Change	-29.47%	-29.4%	245.9%
Total Long-Term Assets	$743.9M	$743.9M	$742.3M
YoY Change	0.21%	0.22%	105.91%
TOTAL ASSETS
Total Short-Term Assets	$603.5M	$603.5M	$403.1M
Total Long-Term Assets	$743.9M	$743.9M	$742.3M
Total Assets	$1.347B	$1.347B	$1.145B
YoY Change	17.63%	17.64%	28.37%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$52.54M	$52.50M	$65.19M
YoY Change	-19.4%	-19.48%	137.68%
Accrued Expenses	$27.44M	$45.10M	$35.19M
YoY Change	-22.0%	-37.53%	-49.02%
Deferred Revenue	$9.522M
YoY Change
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due	$0.00	$0.00	$20.29M
YoY Change	-100.0%	-100.0%	84.42%
Total Short-Term Liabilities	$471.0M	$471.0M	$382.8M
YoY Change	23.04%	23.04%	4.86%
LONG-TERM LIABILITIES
Long-Term Debt	$384.8M	$386.0M	$350.1M
YoY Change	9.91%	9.69%	127.03%
Other Long-Term Liabilities	$35.90M	$42.70M	$36.74M
YoY Change	-2.28%	1.91%	138.14%
Total Long-Term Liabilities	$420.7M	$428.7M	$386.8M
YoY Change	8.75%	8.86%	128.04%
TOTAL LIABILITIES
Total Short-Term Liabilities	$471.0M	$471.0M	$382.8M
Total Long-Term Liabilities	$420.7M	$428.7M	$386.8M
Total Liabilities	$899.7M	$899.7M	$776.5M
YoY Change	15.86%	15.87%	40.76%
SHAREHOLDERS EQUITY
Retained Earnings	-$148.2M		-$220.8M
YoY Change	-32.89%		26.2%
Common Stock	$458.0K		$455.0K
YoY Change	0.66%		10.98%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$447.7M	$447.7M	$368.9M
YoY Change
Total Liabilities & Shareholders Equity	$1.347B	$1.347B	$1.145B
YoY Change	17.63%	17.64%	28.37%

Cashflow Statement

Concept	2017 Q4	2017	2016 Q4
OPERATING ACTIVITIES
Net Income	$19.01M	$72.62M	$13.69M
YoY Change	38.85%	-258.44%	-120.48%
Depreciation, Depletion And Amortization	$12.20M	$45.99M	$11.80M
YoY Change	3.39%	45.46%	68.57%
Cash From Operating Activities	$1.000M	$106.5M	$17.30M
YoY Change	-94.22%	-555.19%	-245.38%
INVESTING ACTIVITIES
Capital Expenditures	-$11.80M	$31.71M	-$5.500M
YoY Change	114.55%	27.68%	-14.06%
Acquisitions		$0.00
YoY Change		-100.0%
Other Investing Activities	$0.00	-$35.00K	$10.50M
YoY Change	-100.0%	-99.99%
Cash From Investing Activities	-$11.80M	-$31.67M	$4.900M
YoY Change	-340.82%	-88.93%	-175.38%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net		$0.00
YoY Change		-100.0%
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	50.80M	-$4.751M	-30.80M
YoY Change	-264.94%	-102.5%	-136.49%
NET CHANGE
Cash From Operating Activities	1.000M	$106.5M	17.30M
Cash From Investing Activities	-11.80M	-$31.67M	4.900M
Cash From Financing Activities	50.80M	-$4.751M	-30.80M
Net Change In Cash	40.00M	$70.06M	-8.600M
YoY Change	-565.12%	-158.62%	-113.03%
FREE CASH FLOW
Cash From Operating Activities	$1.000M	$106.5M	$17.30M
Capital Expenditures	-$11.80M	$31.71M	-$5.500M
Free Cash Flow	$12.80M	$74.78M	$22.80M
YoY Change	-43.86%	-255.05%	-514.55%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2017	dei	Amendment Flag AmendmentFlag	false
CY2017	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2017	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2017	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2017
CY2017	dei	Document Period End Date DocumentPeriodEndDate	2017-12-31
CY2017	dei	Document Type DocumentType	10-K
CY2017	dei	Entity Central Index Key EntityCentralIndexKey	0000821483
CY2018Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	46327234	shares
CY2017	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2017	dei	Entity Filer Category EntityFilerCategory	Accelerated Filer
CY2017Q2	dei	Entity Public Float EntityPublicFloat	449038962	USD
CY2017	dei	Entity Registrant Name EntityRegistrantName	PAR PACIFIC HOLDINGS, INC.
CY2017	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2017	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	No
CY2017	dei	Trading Symbol TradingSymbol	PARR
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CY2016	parr	Acquisitionand Divestitures AcquisitionandDivestitures	81066000	USD
CY2016	parr	Allowed Claims Settlement Ratio AllowedClaimsSettlementRatio	0.0544
CY2017	parr	Amortization Periodof Planned Major Maintenance Activities Maximum AmortizationPeriodofPlannedMajorMaintenanceActivitiesMaximum	P5Y
CY2017	parr	Amortization Periodof Planned Major Maintenance Activities Minimum AmortizationPeriodofPlannedMajorMaintenanceActivitiesMinimum	P3Y
CY2017Q4	parr	Bankruptcy Claims Amount Of Claims To Be Settled BankruptcyClaimsAmountOfClaimsToBeSettled	22400000	USD
CY2017Q4	parr	Bankruptcy Claims Number Of Claims To Be Settled BankruptcyClaimsNumberOfClaimsToBeSettled	2	claim
CY2016Q4	parr	Buildings And Equipment BuildingsAndEquipment	412999000	USD
CY2017Q4	parr	Buildings And Equipment BuildingsAndEquipment	433977000	USD
CY2017Q4	parr	Business Combination Contingent Consideration Maximum Earnout BusinessCombinationContingentConsiderationMaximumEarnout	4500000.0	USD
CY2017Q4	parr	Business Combination Contingent Consideration Minimum Ebitda Benchmark For Earnout BusinessCombinationContingentConsiderationMinimumEBITDABenchmarkForEarnout	3500000.0	USD
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CY2016Q4	parr	Collateral Postedwith Broker Current CollateralPostedwithBrokerCurrent	2714000	USD
CY2017Q4	parr	Collateral Postedwith Broker Current CollateralPostedwithBrokerCurrent	215000	USD
CY2016Q3	parr	Debt Instruments Initial Offering Price DebtInstrumentsInitialOfferingPrice	750000000	USD
CY2017Q4	parr	Defined Benefit Plan Expected Future Benefit Payments Total DefinedBenefitPlanExpectedFutureBenefitPaymentsTotal	13850000	USD
CY2017	parr	Defined Benefit Plan Fair Value Assumptions Expected Term DefinedBenefitPlanFairValueAssumptionsExpectedTerm	P10Y
CY2015	parr	Defined Benefit Plan Post Retirement Medical Maximum Age Of Coverage DefinedBenefitPlanPostRetirementMedicalMaximumAgeOfCoverage	65	age
CY2015	parr	Defined Benefit Plan Post Retirement Medical Minimum Age Of Coverage DefinedBenefitPlanPostRetirementMedicalMinimumAgeOfCoverage	55	age
CY2015	parr	Defined Benefit Plan Post Retirement Medical Minimum Service Requirement DefinedBenefitPlanPostRetirementMedicalMinimumServiceRequirement	P5Y
CY2015	parr	Defined Benefit Plan Post Retirement Medical Post2006 Reduction In Premium Service Requirement DefinedBenefitPlanPostRetirementMedicalPost2006ReductionInPremiumServiceRequirement	P10Y
CY2015	parr	Defined Benefit Plan Post Retirement Medical Post55 Post2006 Employee Percentage Of Monthly Insurance DefinedBenefitPlanPostRetirementMedicalPost55Post2006EmployeePercentageOfMonthlyInsurance	1
CY2015	parr	Defined Benefit Plan Post Retirement Medical Post55 Pre2006 Employee Percentage Of Monthly Insurance DefinedBenefitPlanPostRetirementMedicalPost55Pre2006EmployeePercentageOfMonthlyInsurance	0.2
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CY2015	parr	Increase Decrease Supply And Exchange Agreements IncreaseDecreaseSupplyAndExchangeAgreements	34845000	USD
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CY2017	parr	Proceeds From Inventory Financing Agreement ProceedsFromInventoryFinancingAgreement	0	USD
CY2015	parr	Proceeds From Payments For Deferred Payment Arrangement ProceedsFromPaymentsForDeferredPaymentArrangement	-1436000	USD
CY2016	parr	Proceeds From Payments For Deferred Payment Arrangement ProceedsFromPaymentsForDeferredPaymentArrangement	8027000	USD
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CY2016Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	2196000	USD
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CY2016Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	587057000	USD
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CY2016	us-gaap	Adjustments To Additional Paid In Capital Convertible Debt With Conversion Feature AdjustmentsToAdditionalPaidInCapitalConvertibleDebtWithConversionFeature	13526000	USD
CY2016Q4	us-gaap	Advances On Inventory Purchases AdvancesOnInventoryPurchases	38300000	USD
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CY2015	us-gaap	Amortization Of Financing Costs And Discounts AmortizationOfFinancingCostsAndDiscounts	12449000	USD
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CY2015	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	4400000	USD
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CY2014Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	2580000	USD
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CY2017	us-gaap	Business Combination Contingent Consideration Arrangements Change In Amount Of Contingent Consideration Liability1 BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1	0	USD
CY2015	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	2102000	USD
CY2016	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	4907000	USD
CY2017	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	2926000	USD
CY2015	us-gaap	Capital Lease Obligations Incurred CapitalLeaseObligationsIncurred	216000	USD
CY2016	us-gaap	Capital Lease Obligations Incurred CapitalLeaseObligationsIncurred	1575000	USD
CY2017	us-gaap	Capital Lease Obligations Incurred CapitalLeaseObligationsIncurred	165000	USD
CY2016Q4	us-gaap	Capital Lease Obligations Noncurrent CapitalLeaseObligationsNoncurrent	1780000	USD
CY2017Q4	us-gaap	Capital Lease Obligations Noncurrent CapitalLeaseObligationsNoncurrent	1220000	USD
CY2017Q4	us-gaap	Capital Leases Future Minimum Payments Due CapitalLeasesFutureMinimumPaymentsDue	1789000	USD
CY2017Q4	us-gaap	Capital Leases Future Minimum Payments Due Current CapitalLeasesFutureMinimumPaymentsDueCurrent	863000	USD
CY2017Q4	us-gaap	Capital Leases Future Minimum Payments Due In Five Years CapitalLeasesFutureMinimumPaymentsDueInFiveYears	0	USD
CY2017Q4	us-gaap	Capital Leases Future Minimum Payments Due In Four Years CapitalLeasesFutureMinimumPaymentsDueInFourYears	56000	USD
CY2017Q4	us-gaap	Capital Leases Future Minimum Payments Due In Three Years CapitalLeasesFutureMinimumPaymentsDueInThreeYears	167000	USD
CY2017Q4	us-gaap	Capital Leases Future Minimum Payments Due In Two Years CapitalLeasesFutureMinimumPaymentsDueInTwoYears	703000	USD
CY2017Q4	us-gaap	Capital Leases Future Minimum Payments Due Thereafter CapitalLeasesFutureMinimumPaymentsDueThereafter	0	USD
CY2015Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	167788000	USD
CY2016Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	47772000	USD
CY2017Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	118333000	USD
CY2015	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	78578000	USD
CY2016	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-120016000	USD
CY2017Q4	us-gaap	Capital Leases Future Minimum Payments Interest Included In Payments CapitalLeasesFutureMinimumPaymentsInterestIncludedInPayments	86000	USD
CY2017Q4	us-gaap	Capital Leases Future Minimum Payments Present Value Of Net Minimum Payments CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments	1703000	USD
CY2014Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	89210000	USD
CY2017	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	70561000	USD
CY2016Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2017Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2016Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2017Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2016Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	500000000	shares
CY2017Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	500000000	shares
CY2016Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	45533913	shares
CY2017Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	45776087	shares
CY2016Q4	us-gaap	Common Stock Value CommonStockValue	455000	USD
CY2017Q4	us-gaap	Common Stock Value CommonStockValue	458000	USD
CY2015	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-39465000	USD
CY2016	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-43639000	USD
CY2017	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	72569000	USD
CY2015	us-gaap	Conversion Of Stock Amount Converted1 ConversionOfStockAmountConverted1	7691000	USD
CY2016	us-gaap	Conversion Of Stock Amount Converted1 ConversionOfStockAmountConverted1	3084000	USD
CY2017	us-gaap	Conversion Of Stock Amount Converted1 ConversionOfStockAmountConverted1	0	USD
CY2015	us-gaap	Cost Of Goods Sold Depreciation And Amortization CostOfGoodsSoldDepreciationAndAmortization	3017000	USD
CY2016	us-gaap	Cost Of Goods Sold Depreciation And Amortization CostOfGoodsSoldDepreciationAndAmortization	4604000	USD
CY2017	us-gaap	Cost Of Goods Sold Depreciation And Amortization CostOfGoodsSoldDepreciationAndAmortization	6029000	USD
CY2015	us-gaap	Cost Of Goods Sold Excluding Depreciation Depletion And Amortization CostOfGoodsSoldExcludingDepreciationDepletionAndAmortization	1787368000	USD
CY2016	us-gaap	Cost Of Goods Sold Excluding Depreciation Depletion And Amortization CostOfGoodsSoldExcludingDepreciationDepletionAndAmortization	1636339000	USD
CY2017	us-gaap	Cost Of Goods Sold Excluding Depreciation Depletion And Amortization CostOfGoodsSoldExcludingDepreciationDepletionAndAmortization	2054627000	USD
CY2015	us-gaap	Costs And Expenses CostsAndExpenses	2004823000	USD
CY2016	us-gaap	Costs And Expenses CostsAndExpenses	1881539000	USD
CY2017	us-gaap	Costs And Expenses CostsAndExpenses	2349108000	USD
CY2016Q4	us-gaap	Crude Oil And Natural Gas Liquids CrudeOilAndNaturalGasLiquids	61302000	USD
CY2017Q4	us-gaap	Crude Oil And Natural Gas Liquids CrudeOilAndNaturalGasLiquids	149984000	USD
CY2015	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	0	USD
CY2016	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	0	USD
CY2017	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	0	USD
CY2015	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	-299000	USD
CY2016	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	0	USD
CY2017	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	0	USD
CY2015	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	0	USD
CY2016	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	23000	USD
CY2017	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	2000	USD
CY2016Q4	us-gaap	Customer Advances Current CustomerAdvancesCurrent	23774000	USD
CY2017Q4	us-gaap	Customer Advances Current CustomerAdvancesCurrent	9522000	USD
CY2016Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	400420000	USD
CY2017Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	415000000	USD
CY2016Q4	us-gaap	Debt Instrument Unamortized Discount Premium And Debt Issuance Costs Net DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet	30024000	USD
CY2017Q4	us-gaap	Debt Instrument Unamortized Discount Premium And Debt Issuance Costs Net DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet	30188000	USD
CY2015	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-14685000	USD
CY2016	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-7046000	USD
CY2017	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-1321000	USD
CY2015	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	0	USD
CY2016	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	0	USD
CY2017	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	0	USD
CY2015	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-16489000	USD
CY2016	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-7935000	USD
CY2017	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-1321000	USD
CY2016Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	32474000	USD
CY2017Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	26174000	USD
CY2015	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-1804000	USD
CY2016	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-889000	USD
CY2017	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	0	USD
CY2016Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	645702000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	408442000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	31836000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	25189000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	611631000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	388317000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	10868000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	10263000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Property Plant And Equipment DeferredTaxAssetsPropertyPlantAndEquipment	23203000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Property Plant And Equipment DeferredTaxAssetsPropertyPlantAndEquipment	9862000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Alternative Minimum Tax DeferredTaxAssetsTaxCreditCarryforwardsAlternativeMinimumTax	1600000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	613866000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	383253000	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	638000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	985000	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities Deferred Expense Capitalized Interest DeferredTaxLiabilitiesDeferredExpenseCapitalizedInterest	6866000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities Deferred Expense Capitalized Interest DeferredTaxLiabilitiesDeferredExpenseCapitalizedInterest	3193000	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	2671000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	3978000	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities Investments DeferredTaxLiabilitiesInvestments	20600000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities Investments DeferredTaxLiabilitiesInvestments	18140000	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	2337000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	863000	USD
	us-gaap	Defined Benefit Plan Actual Return On Plan Assets DefinedBenefitPlanActualReturnOnPlanAssets	446000	USD
CY2017	us-gaap	Defined Benefit Plan Actual Return On Plan Assets DefinedBenefitPlanActualReturnOnPlanAssets	3050000	USD
	us-gaap	Defined Benefit Plan Actuarial Gain Loss DefinedBenefitPlanActuarialGainLoss	2436000	USD
CY2017	us-gaap	Defined Benefit Plan Actuarial Gain Loss DefinedBenefitPlanActuarialGainLoss	-1091000	USD
CY2016Q4	us-gaap	Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Discount Rate DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate	0.0420
CY2017Q4	us-gaap	Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Discount Rate DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate	0.0365
CY2016Q4	us-gaap	Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Rate Of Compensation Increase DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease	0.0430
CY2017Q4	us-gaap	Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Rate Of Compensation Increase DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease	0.0300
	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Discount Rate DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate	0.0380
CY2015	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Discount Rate DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate	0.035
CY2017	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Discount Rate DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate	0.0420
CY2016Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	21345000	USD
CY2017Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	23461000	USD
	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Expected Long Term Return On Assets DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets	0.0700
CY2017	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Expected Long Term Return On Assets DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets	0.0625
	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Rate Of Compensation Increase DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostRateOfCompensationIncrease	0.0403
CY2017	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Rate Of Compensation Increase DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostRateOfCompensationIncrease	0.0430
CY2016Q4	us-gaap	Defined Benefit Plan Benefit Obligation DefinedBenefitPlanBenefitObligation	28914000	USD
CY2017Q4	us-gaap	Defined Benefit Plan Benefit Obligation DefinedBenefitPlanBenefitObligation	30877000	USD
CY2016Q3	us-gaap	Defined Benefit Plan Benefit Obligation DefinedBenefitPlanBenefitObligation	34319000	USD
	us-gaap	Defined Benefit Plan Benefits Paid DefinedBenefitPlanBenefitsPaid	1168000	USD
CY2017	us-gaap	Defined Benefit Plan Benefits Paid DefinedBenefitPlanBenefitsPaid	934000	USD
	us-gaap	Defined Benefit Plan Contributions By Employer DefinedBenefitPlanContributionsByEmployer	0	USD
CY2017	us-gaap	Defined Benefit Plan Contributions By Employer DefinedBenefitPlanContributionsByEmployer	0	USD
CY2017Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Five Fiscal Years Thereafter DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter	7800000	USD
CY2017Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Next Twelve Months DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths	1090000	USD
CY2017Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Year Five DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive	1270000	USD
CY2017Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Year Four DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour	1310000	USD
CY2017Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Year Three DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree	1240000	USD
CY2017Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Year Two DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo	1140000	USD
	us-gaap	Defined Benefit Plan Expected Return On Plan Assets DefinedBenefitPlanExpectedReturnOnPlanAssets	686000	USD
CY2017	us-gaap	Defined Benefit Plan Expected Return On Plan Assets DefinedBenefitPlanExpectedReturnOnPlanAssets	1189000	USD
CY2016Q3	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	22067000	USD
	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	598000	USD
CY2017	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	1192000	USD
	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	-2487000	USD
CY2017	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	617000	USD
	us-gaap	Defined Benefit Plan Plan Amendments DefinedBenefitPlanPlanAmendments	3067000	USD
CY2017	us-gaap	Defined Benefit Plan Plan Amendments DefinedBenefitPlanPlanAmendments	0	USD
CY2016	us-gaap	Defined Benefit Plan Recognized Net Gain Loss Due To Settlements And Curtailments1 DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments1	3100000	USD
	us-gaap	Defined Benefit Plan Service Cost DefinedBenefitPlanServiceCost	668000	USD
CY2017	us-gaap	Defined Benefit Plan Service Cost DefinedBenefitPlanServiceCost	614000	USD
CY2015	us-gaap	Defined Benefit Plan Special Termination Benefits DefinedBenefitPlanSpecialTerminationBenefits	5550000	USD
CY2016	us-gaap	Defined Benefit Plan Special Termination Benefits DefinedBenefitPlanSpecialTerminationBenefits	0	USD
CY2017	us-gaap	Defined Benefit Plan Special Termination Benefits DefinedBenefitPlanSpecialTerminationBenefits	0	USD
CY2017	us-gaap	Defined Benefit Plan Target Plan Asset Allocations DefinedBenefitPlanTargetPlanAssetAllocations	1
CY2017Q4	us-gaap	Defined Benefit Plan Weighted Average Asset Allocations DefinedBenefitPlanWeightedAverageAssetAllocations	1
CY2015	us-gaap	Defined Contribution Plan Employer Discretionary Contribution Amount DefinedContributionPlanEmployerDiscretionaryContributionAmount	1400000	USD
CY2016	us-gaap	Defined Contribution Plan Employer Discretionary Contribution Amount DefinedContributionPlanEmployerDiscretionaryContributionAmount	3200000	USD
CY2017	us-gaap	Defined Contribution Plan Employer Discretionary Contribution Amount DefinedContributionPlanEmployerDiscretionaryContributionAmount	3600000	USD
CY2017	us-gaap	Defined Contribution Plan Employer Matching Contribution Percent Of Match DefinedContributionPlanEmployerMatchingContributionPercentOfMatch	0.06
CY2015	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	19918000	USD
CY2016	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	31617000	USD
CY2017	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	45989000	USD
CY2016Q4	us-gaap	Derivative Assets Current DerivativeAssetsCurrent	161000	USD
CY2017Q4	us-gaap	Derivative Assets Current DerivativeAssetsCurrent	4296000	USD
CY2015	us-gaap	Dilutive Securities DilutiveSecurities	0	USD
CY2016	us-gaap	Dilutive Securities DilutiveSecurities	0	USD
CY2017	us-gaap	Dilutive Securities DilutiveSecurities	0	USD
CY2015	us-gaap	Early Repayment Of Senior Debt EarlyRepaymentOfSeniorDebt	0	USD
CY2016	us-gaap	Early Repayment Of Senior Debt EarlyRepaymentOfSeniorDebt	0	USD
CY2017	us-gaap	Early Repayment Of Senior Debt EarlyRepaymentOfSeniorDebt	4432000	USD
CY2015	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-1.06
CY2016Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.46
CY2016Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.32
CY2016Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.67
CY2016Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.30
CY2016	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-1.08
CY2017Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.60
CY2017Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.15
CY2017Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.41
CY2017Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.41
CY2017	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.58
CY2015	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-1.06
CY2016Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.46
CY2016Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.32
CY2016Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.67
CY2016Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.30
CY2016	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-1.08
CY2017Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.58
CY2017Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.15
CY2017Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.41
CY2017Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.41
CY2017	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.57
CY2015	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.296
CY2016	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.147
CY2017	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	-0.019
CY2015	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.35
CY2016	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.35
CY2017	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.35
CY2015	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	0.253
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	0.092
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.301
CY2015	us-gaap	Effective Income Tax Rate Reconciliation Prior Year Income Taxes EffectiveIncomeTaxRateReconciliationPriorYearIncomeTaxes	-0.008
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Prior Year Income Taxes EffectiveIncomeTaxRateReconciliationPriorYearIncomeTaxes	-0.078
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Prior Year Income Taxes EffectiveIncomeTaxRateReconciliationPriorYearIncomeTaxes	-0.079
CY2015	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.032
CY2016	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.016
CY2017	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.000
	us-gaap	Environmental Costs Recognized Capitalized In Period EnvironmentalCostsRecognizedCapitalizedInPeriod	12900000	USD
CY2016Q4	us-gaap	Equity Method Investments EquityMethodInvestments	108823000	USD
CY2017Q4	us-gaap	Equity Method Investments EquityMethodInvestments	127192000	USD
CY2015	us-gaap	Extensions Discoveries Additions And Improved Recovery Less Related Costs ExtensionsDiscoveriesAdditionsAndImprovedRecoveryLessRelatedCosts	9273000	USD
CY2016	us-gaap	Extensions Discoveries Additions And Improved Recovery Less Related Costs ExtensionsDiscoveriesAdditionsAndImprovedRecoveryLessRelatedCosts	231000	USD
CY2015	us-gaap	Fair Value Adjustment Of Warrants FairValueAdjustmentOfWarrants	3664000	USD
CY2016	us-gaap	Fair Value Adjustment Of Warrants FairValueAdjustmentOfWarrants	-2962000	USD
CY2017	us-gaap	Fair Value Adjustment Of Warrants FairValueAdjustmentOfWarrants	1674000	USD
CY2017Q4	us-gaap	Fair Value Assumptions Exercise Price FairValueAssumptionsExercisePrice	0.09
CY2017	us-gaap	Fair Value Assumptions Expected Term FairValueAssumptionsExpectedTerm	P4Y8M
CY2015	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Gain Loss Included In Earnings FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings	-9460000	USD
CY2016	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Gain Loss Included In Earnings FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings	-16077000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	2658000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	2658000	USD
CY2016Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	41580000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	41580000	USD
CY2016Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	29912000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	2658000	USD
CY2017	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	46078000	USD
CY2017	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Gain Loss Included In Earnings FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings	-1238000	USD
CY2015	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Purchases FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchases	2844000	USD
CY2016	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Purchases FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchases	0	USD
CY2017	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Purchases FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchases	0	USD
CY2015	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Settlements FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySettlements	7691000	USD
CY2016	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Settlements FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySettlements	16810000	USD
CY2017	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Settlements FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySettlements	0	USD
CY2014Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliations Recurring Basis Liability Value FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue	21254000	USD
CY2015Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliations Recurring Basis Liability Value FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue	25867000	USD
CY2016Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliations Recurring Basis Liability Value FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue	25134000	USD
CY2017Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliations Recurring Basis Liability Value FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue	26372000	USD
CY2016Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	11668000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	14976000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense After Year Five FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive	13314000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	2658000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	2658000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	26604000	USD
CY2015	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-19669000	USD
CY2016	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	USD
CY2017	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-8633000	USD
CY2015	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	44271000	USD
CY2016	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	42073000	USD
CY2016	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	64994000	USD
CY2015Q4	us-gaap	Goodwill Goodwill	41327000	USD
CY2016Q4	us-gaap	Goodwill Goodwill	105732000	USD
CY2017Q4	us-gaap	Goodwill Goodwill	107187000	USD
CY2015	us-gaap	Goodwill And Intangible Asset Impairment GoodwillAndIntangibleAssetImpairment	9639000	USD
CY2016	us-gaap	Goodwill And Intangible Asset Impairment GoodwillAndIntangibleAssetImpairment	0	USD
CY2017	us-gaap	Goodwill And Intangible Asset Impairment GoodwillAndIntangibleAssetImpairment	0	USD
CY2016	us-gaap	Goodwill Purchase Accounting Adjustments GoodwillPurchaseAccountingAdjustments	-600000	USD
CY2015	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-56699000	USD
CY2016	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-53747000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	71302000	USD
CY2015	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	900000	USD
CY2016	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	1400000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	0	USD
CY2015	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-55983000	USD
CY2016	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-22381000	USD
CY2017	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	18369000	USD
CY2015	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-16788000	USD
CY2016	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-7912000	USD
CY2017	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-1319000	USD
CY2015	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	-402000	USD
CY2016	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	-589000	USD
CY2015	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-26188000	USD
CY2016	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-26698000	USD
CY2017	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-33780000	USD
CY2015	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-54529000	USD
CY2016	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	17162000	USD
CY2017	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	19100000	USD
CY2015	us-gaap	Increase Decrease In Brokerage Receivables IncreaseDecreaseInBrokerageReceivables	20927000	USD
CY2016	us-gaap	Increase Decrease In Brokerage Receivables IncreaseDecreaseInBrokerageReceivables	-18212000	USD
CY2017	us-gaap	Increase Decrease In Brokerage Receivables IncreaseDecreaseInBrokerageReceivables	-2499000	USD
CY2015	us-gaap	Increase Decrease In Estimated Future Development Costs IncreaseDecreaseInEstimatedFutureDevelopmentCosts	796000	USD
CY2016	us-gaap	Increase Decrease In Estimated Future Development Costs IncreaseDecreaseInEstimatedFutureDevelopmentCosts	-8561000	USD
CY2015	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-31913000	USD
CY2016	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-49015000	USD
CY2017	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	146533000	USD
CY2015	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	35697000	USD
CY2016	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-447000	USD
CY2017	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-37645000	USD
CY2015	us-gaap	Increase Decrease In Restricted Cash IncreaseDecreaseInRestrictedCash	0	USD
CY2016	us-gaap	Increase Decrease In Restricted Cash IncreaseDecreaseInRestrictedCash	0	USD
CY2017	us-gaap	Increase Decrease In Restricted Cash IncreaseDecreaseInRestrictedCash	-502000	USD
CY2016Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	29912000	USD
CY2017Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	26604000	USD
CY2015	us-gaap	Interest Expense InterestExpense	20156000	USD
CY2016	us-gaap	Interest Expense InterestExpense	28506000	USD
CY2017	us-gaap	Interest Expense InterestExpense	31632000	USD
CY2015	us-gaap	Interest Paid InterestPaid	6891000	USD
CY2016	us-gaap	Interest Paid InterestPaid	13217000	USD
CY2017	us-gaap	Interest Paid InterestPaid	23873000	USD
CY2016Q4	us-gaap	Inventory Crude Oil Products And Merchandise InventoryCrudeOilProductsAndMerchandise	20431000	USD
CY2017Q4	us-gaap	Inventory Crude Oil Products And Merchandise InventoryCrudeOilProductsAndMerchandise	22951000	USD
CY2016Q4	us-gaap	Inventory Net InventoryNet	198326000	USD
CY2017Q4	us-gaap	Inventory Net InventoryNet	345357000	USD
CY2016Q4	us-gaap	Inventory Valuation Reserves InventoryValuationReserves	200000	USD
CY2017Q4	us-gaap	Inventory Valuation Reserves InventoryValuationReserves	0	USD
CY2016Q4	us-gaap	Land Land	76437000	USD
CY2017Q4	us-gaap	Land Land	79330000	USD
CY2016Q4	us-gaap	Liabilities Liabilities	776524000	USD
CY2017Q4	us-gaap	Liabilities Liabilities	899688000	USD
CY2016Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1145433000	USD
CY2017Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1347407000	USD
CY2016Q4	us-gaap	Liabilities Current LiabilitiesCurrent	382765000	USD
CY2017Q4	us-gaap	Liabilities Current LiabilitiesCurrent	470952000	USD
CY2016Q4	us-gaap	Long Term Debt LongTermDebt	370396000	USD
CY2017Q4	us-gaap	Long Term Debt LongTermDebt	384812000	USD
CY2016Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	20286000	USD
CY2017Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	0	USD
CY2017Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal After Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive	300000000	USD
CY2017Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	0	USD
CY2017Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	0	USD
CY2017Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	115000000	USD
CY2017Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	0	USD
CY2017Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	0	USD
CY2016Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	350110000	USD
CY2017Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	384812000	USD
CY2017	us-gaap	Loss Contingency Damages Sought Value LossContingencyDamagesSoughtValue	4500000	USD
CY2015	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	60425000	USD
CY2016	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	190118000	USD
CY2017	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-4751000	USD
CY2015	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-114205000	USD
CY2016	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-286243000	USD
CY2017	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-31171000	USD
CY2015	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	132358000	USD
CY2016	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-23891000	USD
CY2017	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	106483000	USD
CY2015	us-gaap	Net Income Loss NetIncomeLoss	-39911000	USD
CY2016Q1	us-gaap	Net Income Loss NetIncomeLoss	-18673000	USD
CY2016Q2	us-gaap	Net Income Loss NetIncomeLoss	-13088000	USD
CY2016Q3	us-gaap	Net Income Loss NetIncomeLoss	-27761000	USD
CY2016Q4	us-gaap	Net Income Loss NetIncomeLoss	13687000	USD
CY2016	us-gaap	Net Income Loss NetIncomeLoss	-45835000	USD
CY2017Q1	us-gaap	Net Income Loss NetIncomeLoss	27786000	USD
CY2017Q2	us-gaap	Net Income Loss NetIncomeLoss	7006000	USD
CY2017Q3	us-gaap	Net Income Loss NetIncomeLoss	18824000	USD
CY2017Q4	us-gaap	Net Income Loss NetIncomeLoss	19005000	USD
CY2017	us-gaap	Net Income Loss NetIncomeLoss	72621000	USD
CY2015	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-39911000	USD
CY2016	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-45835000	USD
CY2017	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	71743000	USD
CY2015	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	-39911000	USD
CY2016	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	-45835000	USD
CY2017	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	71743000	USD
CY2015	us-gaap	Net Increase Decrease In Sales And Transfer Prices And Production Costs NetIncreaseDecreaseInSalesAndTransferPricesAndProductionCosts	-154243000	USD
CY2016	us-gaap	Net Increase Decrease In Sales And Transfer Prices And Production Costs NetIncreaseDecreaseInSalesAndTransferPricesAndProductionCosts	2974000	USD
CY2017	us-gaap	Net Increase Decrease In Sales And Transfer Prices And Production Costs NetIncreaseDecreaseInSalesAndTransferPricesAndProductionCosts	35537000	USD
CY2015	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-118213000	USD
CY2016	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-37253000	USD
CY2017	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-22656000	USD
CY2016	us-gaap	Operating Income Loss OperatingIncomeLoss	-16494000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	8649000	USD
CY2017Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	29189000	USD
CY2017Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	16451000	USD
CY2017Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	26716000	USD
CY2017Q4	us-gaap	Operating Income Loss OperatingIncomeLoss	21602000	USD
CY2017	us-gaap	Operating Income Loss OperatingIncomeLoss	93958000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	80682000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	16453000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due In Five Years OperatingLeasesFutureMinimumPaymentsDueInFiveYears	6275000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	7332000	USD
CY2017	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	3	segment
CY2017	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	4	segment
CY2015	us-gaap	Operating Income Loss OperatingIncomeLoss	61514000	USD
CY2016Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	-19719000	USD
CY2016Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	-3313000	USD
CY2016Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	-21784000	USD
CY2016Q4	us-gaap	Operating Income Loss OperatingIncomeLoss	28325000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	12305000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due Thereafter OperatingLeasesFutureMinimumPaymentsDueThereafter	29668000	USD
CY2015	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	17700000	USD
CY2016	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	39600000	USD
CY2017	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	41200000	USD
CY2017Q4	us-gaap	Operating Loss Carryforwards OperatingLossCarryforwards	1600000000	USD
CY2016Q4	us-gaap	Other Assets Current OtherAssetsCurrent	4701000	USD
CY2017Q4	us-gaap	Other Assets Current OtherAssetsCurrent	5221000	USD
CY2016Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	46596000	USD
CY2017Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	32864000	USD
CY2016Q4	us-gaap	Other Commitment OtherCommitment	225135000	USD
CY2017Q4	us-gaap	Other Commitment OtherCommitment	363756000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	446000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	2196000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-52000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Unamortized Gain Loss Arising During Period Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax	2196000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Unamortized Gain Loss Arising During Period Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax	2965000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansBeforeTax	-636000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansBeforeTax	2196000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansBeforeTax	-52000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansNetOfTax	1082000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansNetOfTax	0	USD
CY2017	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansNetOfTax	0	USD
CY2015	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	141621000	USD
CY2016	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	166216000	USD
CY2017	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	202019000	USD
CY2016Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	36735000	USD
CY2017Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	35896000	USD
CY2017	us-gaap	Payments For Previous Acquisition PaymentsForPreviousAcquisition	0	USD
CY2015	us-gaap	Payments Of Loan Costs PaymentsOfLoanCosts	7335000	USD
CY2016	us-gaap	Payments Of Loan Costs PaymentsOfLoanCosts	6892000	USD
CY2017	us-gaap	Payments Of Loan Costs PaymentsOfLoanCosts	10064000	USD
CY2015	us-gaap	Payments Of Stock Issuance Costs PaymentsOfStockIssuanceCosts	1000000	USD
CY2016	us-gaap	Payments Of Stock Issuance Costs PaymentsOfStockIssuanceCosts	1000000	USD
CY2015	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	64331000	USD
CY2016	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	209183000	USD
CY2017	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	0	USD
CY2015	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	27529000	USD
CY2016	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	55000000	USD
CY2017	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	0	USD
CY2015	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-291000	USD
CY2016	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-98000	USD
CY2017	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	914000	USD
CY2015	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Basic ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic	0	USD
CY2016	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Basic ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic	0	USD
CY2017	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Basic ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic	878000	USD
CY2015	us-gaap	Payments For Previous Acquisition PaymentsForPreviousAcquisition	0	USD
CY2016	us-gaap	Payments For Previous Acquisition PaymentsForPreviousAcquisition	11980000	USD
CY2015	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	22345000	USD
CY2016	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	24833000	USD
CY2017	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	31708000	USD
CY2016Q4	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	7569000	USD
CY2017Q4	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	7416000	USD
CY2016Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2017Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2016Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	3000000	shares
CY2017Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	3000000	shares
CY2016Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2017Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2016Q4	us-gaap	Preferred Stock Value PreferredStockValue	0	USD
CY2017Q4	us-gaap	Preferred Stock Value PreferredStockValue	0	USD
CY2016Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	53380000	USD
CY2017Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	17279000	USD
CY2016Q4	us-gaap	Prepaid Insurance PrepaidInsurance	7504000	USD
CY2017Q4	us-gaap	Prepaid Insurance PrepaidInsurance	7547000	USD
CY2015	us-gaap	Previously Estimated Development Costs Incurred PreviouslyEstimatedDevelopmentCostsIncurred	15008000	USD
CY2016	us-gaap	Previously Estimated Development Costs Incurred PreviouslyEstimatedDevelopmentCostsIncurred	12805000	USD
CY2017	us-gaap	Previously Estimated Development Costs Incurred PreviouslyEstimatedDevelopmentCostsIncurred	17187000	USD
CY2015	us-gaap	Proceeds From Convertible Debt ProceedsFromConvertibleDebt	208158000	USD
CY2016	us-gaap	Proceeds From Convertible Debt ProceedsFromConvertibleDebt	354682000	USD
CY2017	us-gaap	Proceeds From Convertible Debt ProceedsFromConvertibleDebt	616706000	USD
CY2015	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	76056000	USD
CY2016	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	49044000	USD
CY2017	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	0	USD
CY2015	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-995000	USD
CY2016	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-598000	USD
CY2017	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-993000	USD
CY2015	us-gaap	Proceeds From Sale Of Other Assets1 ProceedsFromSaleOfOtherAssets1	0	USD
CY2016	us-gaap	Proceeds From Sale Of Other Assets1 ProceedsFromSaleOfOtherAssets1	2773000	USD
CY2017	us-gaap	Proceeds From Sale Of Other Assets1 ProceedsFromSaleOfOtherAssets1	35000	USD
CY2016Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	500989000	USD
CY2017Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	529638000	USD
CY2016Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	451262000	USD
CY2017Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	450016000	USD
CY2016Q4	us-gaap	Property Plant And Equipment Other PropertyPlantAndEquipmentOther	499867000	USD
CY2017Q4	us-gaap	Property Plant And Equipment Other PropertyPlantAndEquipmentOther	529238000	USD
CY2017Q4	us-gaap	Proved Developed And Undeveloped Reserves Net ProvedDevelopedAndUndevelopedReservesNet	345196000	Mcf
CY2015Q4	us-gaap	Proved Developed Reserves Volume ProvedDevelopedReservesVolume	78797000	Mcf
CY2016Q4	us-gaap	Proved Developed Reserves Volume ProvedDevelopedReservesVolume	189110000	Mcf
CY2017Q4	us-gaap	Proved Developed Reserves Volume ProvedDevelopedReservesVolume	206446000	Mcf
CY2016Q4	us-gaap	Proved Oil And Gas Property Successful Effort Method ProvedOilAndGasPropertySuccessfulEffortMethod	1122000	USD
CY2017Q4	us-gaap	Proved Oil And Gas Property Successful Effort Method ProvedOilAndGasPropertySuccessfulEffortMethod	400000	USD
CY2015Q4	us-gaap	Proved Undeveloped Reserve Volume ProvedUndevelopedReserveVolume	74681000	Mcf
CY2016Q4	us-gaap	Proved Undeveloped Reserve Volume ProvedUndevelopedReserveVolume	178181000	Mcf
CY2017Q4	us-gaap	Proved Undeveloped Reserve Volume ProvedUndevelopedReserveVolume	138750000	Mcf
CY2015	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	227212000	USD
CY2016	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	202165000	USD
CY2017	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	603770000	USD
CY2016Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	1246000	USD
CY2017Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	744000	USD
CY2016Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-220799000	USD
CY2017Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-148178000	USD
CY2015	us-gaap	Revenues Revenues	2066337000	USD
CY2016	us-gaap	Revenues Revenues	1865045000	USD
CY2017	us-gaap	Revenues Revenues	2443066000	USD
CY2015	us-gaap	Revisions Of Previous Quantity Estimates RevisionsOfPreviousQuantityEstimates	310000	USD
CY2016	us-gaap	Revisions Of Previous Quantity Estimates RevisionsOfPreviousQuantityEstimates	17137000	USD
CY2017	us-gaap	Revisions Of Previous Quantity Estimates RevisionsOfPreviousQuantityEstimates	38038000	USD
CY2015	us-gaap	Sales And Transfers Of Oil And Gas Produced Net Of Production Costs SalesAndTransfersOfOilAndGasProducedNetOfProductionCosts	-6232000	USD
CY2016	us-gaap	Sales And Transfers Of Oil And Gas Produced Net Of Production Costs SalesAndTransfersOfOilAndGasProducedNetOfProductionCosts	-8041000	USD
CY2017	us-gaap	Sales And Transfers Of Oil And Gas Produced Net Of Production Costs SalesAndTransfersOfOilAndGasProducedNetOfProductionCosts	-29939000	USD
CY2016Q1	us-gaap	Sales Revenue Net SalesRevenueNet	377812000	USD
CY2016Q2	us-gaap	Sales Revenue Net SalesRevenueNet	413793000	USD
CY2016Q3	us-gaap	Sales Revenue Net SalesRevenueNet	510305000	USD
CY2016Q4	us-gaap	Sales Revenue Net SalesRevenueNet	563136000	USD
CY2017Q1	us-gaap	Sales Revenue Net SalesRevenueNet	605253000	USD
CY2017Q2	us-gaap	Sales Revenue Net SalesRevenueNet	564245000	USD
CY2017Q3	us-gaap	Sales Revenue Net SalesRevenueNet	610506000	USD
CY2017Q4	us-gaap	Sales Revenue Net SalesRevenueNet	663062000	USD
CY2017Q4	us-gaap	Settlement Liabilities Current SettlementLiabilitiesCurrent	500000	USD
CY2012Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized	4000000	shares
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant	800000	shares
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	1094000	shares
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	19.51
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	3000	shares
CY2016Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	0	USD
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	1431000	USD
CY2016Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	1743000	shares
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	1979000	shares
CY2015	us-gaap	Share Based Compensation ShareBasedCompensation	5165000	USD
CY2016	us-gaap	Share Based Compensation ShareBasedCompensation	6625000	USD
CY2017	us-gaap	Share Based Compensation ShareBasedCompensation	7204000	USD
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Award Vesting Period1 ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1	P4Y
CY2015	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.00
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.00
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.00
CY2015	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.0181
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.0116
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.0197
CY2015	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Weighted Average Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate	0.350
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Weighted Average Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate	0.398
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Weighted Average Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate	0.420
CY2016Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	20.13
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	19.52
CY2017	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	0.00
CY2017	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	15.15
CY2015	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P6Y5M
CY2016	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P4Y5M
CY2017	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P5Y3M0D
CY2017Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	1329000	USD
CY2017	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1	P4Y3M18D
CY2016	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P6Y2M0D
CY2017	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P5Y5M15D
	us-gaap	Site Contingency Recovery From Third Party Of Environmental Remediation Cost SiteContingencyRecoveryFromThirdPartyOfEnvironmentalRemediationCost	12100000	USD
CY2015	us-gaap	Standardized Measure Of Discounted Future Net Cash Flow Relating To Proved Oil And Gas Reserves Accretion Of Discount StandardizedMeasureOfDiscountedFutureNetCashFlowRelatingToProvedOilAndGasReservesAccretionOfDiscount	17237000	USD
CY2016	us-gaap	Standardized Measure Of Discounted Future Net Cash Flow Relating To Proved Oil And Gas Reserves Accretion Of Discount StandardizedMeasureOfDiscountedFutureNetCashFlowRelatingToProvedOilAndGasReservesAccretionOfDiscount	4019000	USD
CY2017	us-gaap	Standardized Measure Of Discounted Future Net Cash Flow Relating To Proved Oil And Gas Reserves Accretion Of Discount StandardizedMeasureOfDiscountedFutureNetCashFlowRelatingToProvedOilAndGasReservesAccretionOfDiscount	14143000	USD
CY2014Q4	us-gaap	Standardized Measure Of Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves StandardizedMeasureOfDiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReserves	162437000	USD
CY2015Q4	us-gaap	Standardized Measure Of Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves StandardizedMeasureOfDiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReserves	39797000	USD
CY2016Q4	us-gaap	Standardized Measure Of Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves StandardizedMeasureOfDiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReserves	141427000	USD
CY2017Q4	us-gaap	Standardized Measure Of Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves StandardizedMeasureOfDiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReserves	216393000	USD
CY2017	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	0	shares
CY2016	us-gaap	Stock Issued During Period Value Conversion Of Convertible Securities Net Of Adjustments StockIssuedDuringPeriodValueConversionOfConvertibleSecuritiesNetOfAdjustments	3340000	USD
CY2015	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	76056000	USD
CY2016	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	49044000	USD
CY2015	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	5165000	USD
CY2015	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	0	shares
CY2016	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	6625000	USD
CY2017	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	7204000	USD
CY2015	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	1034000	USD
CY2016	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	598000	USD
CY2017	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	963000	USD
CY2016Q4	us-gaap	Stockholders Equity StockholdersEquity	368909000	USD
CY2017Q4	us-gaap	Stockholders Equity StockholdersEquity	447719000	USD
CY2014Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	292159000	USD
CY2015Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	340611000	USD
CY2016Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	368909000	USD
CY2017Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	447719000	USD
CY2016Q4	us-gaap	Taxes Payable Current TaxesPayableCurrent	13194000	USD
CY2017Q4	us-gaap	Taxes Payable Current TaxesPayableCurrent	17687000	USD
CY2015	us-gaap	Unrealized Gain Loss On Derivatives UnrealizedGainLossOnDerivatives	-10896000	USD
CY2016	us-gaap	Unrealized Gain Loss On Derivatives UnrealizedGainLossOnDerivatives	15479000	USD
CY2017	us-gaap	Unrealized Gain Loss On Derivatives UnrealizedGainLossOnDerivatives	989000	USD
CY2016	us-gaap	Valuation Allowance Deferred Tax Asset Change In Amount ValuationAllowanceDeferredTaxAssetChangeInAmount	-59000000	USD
CY2016Q4	us-gaap	Warrants And Rights Outstanding WarrantsAndRightsOutstanding	5134000	USD
CY2017Q4	us-gaap	Warrants And Rights Outstanding WarrantsAndRightsOutstanding	6808000	USD
CY2016	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	0	shares
CY2017	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	40000	shares
CY2015	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	37678000	shares
CY2016	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	42349000	shares
CY2017	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	45583000	shares
CY2015	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	37678000	shares
CY2016	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	42349000	shares
CY2017	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	45543000	shares
CY2015	us-gaap	Write Off Of Deferred Debt Issuance Cost WriteOffOfDeferredDebtIssuanceCost	19669000	USD
CY2016	us-gaap	Write Off Of Deferred Debt Issuance Cost WriteOffOfDeferredDebtIssuanceCost	0	USD
CY2017	us-gaap	Write Off Of Deferred Debt Issuance Cost WriteOffOfDeferredDebtIssuanceCost	8633000	USD
CY2017	us-gaap	Use Of Estimates UseOfEstimates	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;padding-bottom:12px;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">Use of Estimates</font></div><div style="line-height:120%;padding-bottom:12px;text-align:justify;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">The preparation of financial statements in conformity with U.S. generally accepted accounting principles (“GAAP”) requires us to make estimates and assumptions that affect the reported amounts of assets, liabilities, revenues, and expenses and the related disclosures. Actual amounts could differ from these estimates.</font></div></div>

Files In Submission

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$PARR
Par Pacific Holdings Inc Stock $parr

2017 Q4 Form 10-K Financial Statement

#000082148318000017 Filed on March 12, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$PARR Par Pacific Holdings Inc Stock $parr

2017 Q4 Form 10-K Financial Statement

#000082148318000017 Filed on March 12, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$PARR
Par Pacific Holdings Inc Stock $parr