10-K Filing

W&T OFFSHORE INC CIK: 1288403 FY 2016

Filing Information

Form Type	10-K
Accession Number	`0001564590-17-003182`
Period End Date	20161231
Filing Date	20170302
Fiscal Year	2016
Fiscal Period	FY
XBRL Instance	wti-20161231.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 88 Income Statement 96 Cash Flow Statement 104 Stockholders Equity 29

Balance Sheet 88 line items

Line Item	Tag	Value	Unit	Period
Oil and natural gas properties and equipment - full cost method, amount excluded from amortization	`ValueOfPropertiesOtherThanThatAttributableToProvedReserves`	-	USD	Point-in-time
Oil and natural gas properties and equipment - full cost method, amount excluded from amortization	`ValueOfPropertiesOtherThanThatAttributableToProvedReserves`	$18.59M	USD	Point-in-time
Preferred stock, par value	`PreferredStockParOrStatedValuePerShare`	-	USD	Point-in-time
Preferred stock, par value	`PreferredStockParOrStatedValuePerShare`	-	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$15.80M	USD	Point-in-time
Preferred stock, shares authorized	`PreferredStockSharesAuthorized`	20.00M	shares	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$85.41M	USD	Point-in-time
Preferred stock, shares authorized	`PreferredStockSharesAuthorized`	20.00M	shares	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$70.24M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$23.67M	USD	Point-in-time
Preferred stock, issued	`PreferredStockSharesIssued`	0.00	shares	Point-in-time
Preferred stock, issued	`PreferredStockSharesIssued`	0.00	shares	Point-in-time
Oil and natural gas sales	`AccountsReceivableNetCurrent`	$35.01M	USD	Point-in-time
Common stock, par value	`CommonStockParOrStatedValuePerShare`	-	USD	Point-in-time
Common stock, par value	`CommonStockParOrStatedValuePerShare`	-	USD	Point-in-time
Oil and natural gas sales	`AccountsReceivableNetCurrent`	$43.07M	USD	Point-in-time
Joint interest	`OilAndGasJointInterestBillingReceivablesCurrent`	$22.00M	USD	Point-in-time
Joint interest	`OilAndGasJointInterestBillingReceivablesCurrent`	$21.89M	USD	Point-in-time
Common stock, shares authorized	`CommonStockSharesAuthorized`	200.00M	shares	Point-in-time
Common stock, shares authorized	`CommonStockSharesAuthorized`	200.00M	shares	Point-in-time
Insurance reimbusrements	`InsuranceSettlementsReceivableCurrent`	$12.00K	USD	Point-in-time
Common stock, issued	`CommonStockSharesIssued`	140.54M	shares	Point-in-time
Common stock, issued	`CommonStockSharesIssued`	79.38M	shares	Point-in-time
Insurance reimbusrements	`InsuranceSettlementsReceivableCurrent`	$30.10M	USD	Point-in-time
Income tax	`IncomeTaxesReceivable`	$11.94M	USD	Point-in-time
Common stock, outstanding	`CommonStockSharesOutstanding`	137.67M	shares	Point-in-time
Common stock, outstanding	`CommonStockSharesOutstanding`	76.51M	shares	Point-in-time
Treasury stock, shares	`TreasuryStockShares`	2.87M	shares	Point-in-time
Treasury stock, shares	`TreasuryStockShares`	2.87M	shares	Point-in-time
Total receivables	`ReceivablesNetCurrent`	$107.00M	USD	Point-in-time
Total receivables	`ReceivablesNetCurrent`	$57.02M	USD	Point-in-time
Prepaid expenses and other assets	`PrepaidExpenseAndOtherAssetsCurrent`	$14.50M	USD	Point-in-time
Prepaid expenses and other assets	`PrepaidExpenseAndOtherAssetsCurrent`	$26.88M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$191.74M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$169.31M	USD	Point-in-time
Oil and natural gas properties and equipment (full cost method, of which $0 at December 31, 2016 and $18,595 at December 31, 2015 were excluded from amortization)	`OilAndGasPropertyFullCostMethodGross`	$7.90B	USD	Point-in-time
Oil and natural gas properties and equipment (full cost method, of which $0 at December 31, 2016 and $18,595 at December 31, 2015 were excluded from amortization)	`OilAndGasPropertyFullCostMethodGross`	$7.93B	USD	Point-in-time
Furniture, fixtures and other	`FurnitureAndFixturesGross`	$20.90M	USD	Point-in-time
Furniture, fixtures and other	`FurnitureAndFixturesGross`	$20.80M	USD	Point-in-time
Total property and equipment	`PropertyPlantAndEquipmentGross`	$7.95B	USD	Point-in-time
Total property and equipment	`PropertyPlantAndEquipmentGross`	$7.92B	USD	Point-in-time
Less accumulated depreciation, depletion and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$7.41B	USD	Point-in-time
Less accumulated depreciation, depletion and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$6.93B	USD	Point-in-time
Net property and equipment	`PropertyPlantAndEquipmentNet`	$547.05M	USD	Point-in-time
Net property and equipment	`PropertyPlantAndEquipmentNet`	$990.05M	USD	Point-in-time
Deferred income taxes	`DeferredTaxAssetsNetNoncurrent`	$27.59M	USD	Point-in-time
Restricted deposits for asset retirement obligations	`RestrictedCashAndInvestmentsNoncurrent`	$27.37M	USD	Point-in-time
Restricted deposits for asset retirement obligations	`RestrictedCashAndInvestmentsNoncurrent`	$15.61M	USD	Point-in-time
Income tax receivables	`IncomeTaxesReceivableNoncurrent`	$52.10M	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$11.46M	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$5.46M	USD	Point-in-time
Total assets	`Assets`	$1.21B	USD	Point-in-time
Total assets	`Assets`	$829.73M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$81.04M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$109.80M	USD	Point-in-time
Undistributed oil and natural gas proceeds	`OilAndGasSalesPayableCurrent`	$21.44M	USD	Point-in-time
Undistributed oil and natural gas proceeds	`OilAndGasSalesPayableCurrent`	$26.25M	USD	Point-in-time
Asset retirement obligations	`AssetRetirementObligationCurrent`	$84.33M	USD	Point-in-time
Asset retirement obligations	`AssetRetirementObligationCurrent`	$78.26M	USD	Point-in-time
Long-term debt	`LongTermDebtCurrent`	$8.27M	USD	Point-in-time
Accrued liabilities	`AccruedLiabilitiesCurrent`	$9.20M	USD	Point-in-time
Accrued liabilities	`AccruedLiabilitiesCurrent`	$11.92M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$203.03M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$227.49M	USD	Point-in-time
Long-term debt, less current portion	`LongTermDebtNoncurrent`	$1.01B	USD	Point-in-time
Long-term debt, less current portion	`LongTermDebtNoncurrent`	$1.20B	USD	Point-in-time
Asset retirement obligations, less current portion	`AssetRetirementObligationsNoncurrent`	$293.99M	USD	Point-in-time
Asset retirement obligations, less current portion	`AssetRetirementObligationsNoncurrent`	$256.17M	USD	Point-in-time
Other liabilities	`OtherLiabilitiesNoncurrent`	$17.11M	USD	Point-in-time
Other liabilities	`OtherLiabilitiesNoncurrent`	$16.18M	USD	Point-in-time
Commitments and contingencies (Notes 15 and 17)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies (Notes 15 and 17)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Preferred stock, $0.00001 par value; 20,000,000 shares authorized; 0 issued at December 31, 2016 and 2015	`PreferredStockValue`	-	USD	Point-in-time
Preferred stock, $0.00001 par value; 20,000,000 shares authorized; 0 issued at December 31, 2016 and 2015	`PreferredStockValue`	-	USD	Point-in-time
Common stock, $0.00001 par value; 200,000,000 shares authorized; 140,543,545 issued and 137,674,372 outstanding at December 31, 2016; 79,375,662 issued and 76,506,489 outstanding at December 31, 2015	`CommonStockValue`	$1.00K	USD	Point-in-time
Common stock, $0.00001 par value; 200,000,000 shares authorized; 140,543,545 issued and 137,674,372 outstanding at December 31, 2016; 79,375,662 issued and 76,506,489 outstanding at December 31, 2015	`CommonStockValue`	$1.00K	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$423.50M	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$539.97M	USD	Point-in-time
Retained earnings (deficit)	`RetainedEarningsAccumulatedDeficit`	$-1.17B	USD	Point-in-time
Retained earnings (deficit)	`RetainedEarningsAccumulatedDeficit`	$-925.82M	USD	Point-in-time
Treasury stock, at cost; 2,869,173 shares at December 31, 2016 and 2015	`TreasuryStockValue`	$24.17M	USD	Point-in-time
Treasury stock, at cost; 2,869,173 shares at December 31, 2016 and 2015	`TreasuryStockValue`	$24.17M	USD	Point-in-time
Total shareholders equity (deficit)	`StockholdersEquity`	$540.61M	USD	Point-in-time
Total shareholders equity (deficit)	`StockholdersEquity`	$509.31M	USD	Point-in-time
Total shareholders equity (deficit)	`StockholdersEquity`	$-526.49M	USD	Point-in-time
Total shareholders equity (deficit)	`StockholdersEquity`	$-659.04M	USD	Point-in-time
Total liabilities and shareholders equity (deficit)	`LiabilitiesAndStockholdersEquity`	$1.21B	USD	Point-in-time
Total liabilities and shareholders equity (deficit)	`LiabilitiesAndStockholdersEquity`	$829.73M	USD	Point-in-time

Income Statement 96 line items

Line Item	Tag	Value	Unit	Period
Revenues	`Revenues`	$115.21M	USD	1 Quarter
Revenues	`Revenues`	$126.23M	USD	1 Quarter
Revenues	`Revenues`	$127.91M	USD	1 Quarter
Revenues	`Revenues`	$77.72M	USD	1 Quarter
Revenues	`Revenues`	$507.26M	USD	Annual
Revenues	`Revenues`	$99.66M	USD	1 Quarter
Revenues	`Revenues`	$948.71M	USD	Annual
Revenues	`Revenues`	$107.40M	USD	1 Quarter
Revenues	`Revenues`	$104.06M	USD	1 Quarter
Revenues	`Revenues`	$399.99M	USD	Annual
Revenues	`Revenues`	$149.07M	USD	1 Quarter
Lease operating expenses	`LeaseOperatingExpense`	$192.76M	USD	Annual
Lease operating expenses	`LeaseOperatingExpense`	$152.40M	USD	Annual
Lease operating expenses	`LeaseOperatingExpense`	$264.75M	USD	Annual
Production taxes	`ProductionTaxExpense`	$1.89M	USD	Annual
Production taxes	`ProductionTaxExpense`	$3.00M	USD	Annual
Production taxes	`ProductionTaxExpense`	$7.93M	USD	Annual
Gathering and transportation	`GasGatheringTransportationMarketingAndProcessingCosts`	$17.16M	USD	Annual
Gathering and transportation	`GasGatheringTransportationMarketingAndProcessingCosts`	$19.82M	USD	Annual
Gathering and transportation	`GasGatheringTransportationMarketingAndProcessingCosts`	$22.93M	USD	Annual
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$490.47M	USD	Annual
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$194.04M	USD	Annual
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$373.37M	USD	Annual
Asset retirement obligations accretion	`AssetRetirementObligationAccretionExpense`	$20.63M	USD	Annual
Asset retirement obligations accretion	`AssetRetirementObligationAccretionExpense`	$20.70M	USD	Annual
Asset retirement obligations accretion	`AssetRetirementObligationAccretionExpense`	$17.57M	USD	Annual
Ceiling test write-down of oil and natural gas properties	`ImpairmentOfOilAndGasProperties`	$987.24M	USD	Annual
Ceiling test write-down of oil and natural gas properties	`ImpairmentOfOilAndGasProperties`	$104.60M	USD	1 Quarter
Ceiling test write-down of oil and natural gas properties	`ImpairmentOfOilAndGasProperties`	$252.80M	USD	1 Quarter
Ceiling test write-down of oil and natural gas properties	`ImpairmentOfOilAndGasProperties`	$279.06M	USD	Annual
Ceiling test write-down of oil and natural gas properties	`ImpairmentOfOilAndGasProperties`	$260.40M	USD	1 Quarter
Ceiling test write-down of oil and natural gas properties	`ImpairmentOfOilAndGasProperties`	-	USD	1 Quarter
Ceiling test write-down of oil and natural gas properties	`ImpairmentOfOilAndGasProperties`	$32.40M	USD	1 Quarter
Ceiling test write-down of oil and natural gas properties	`ImpairmentOfOilAndGasProperties`	-	USD	Annual
Ceiling test write-down of oil and natural gas properties	`ImpairmentOfOilAndGasProperties`	$116.60M	USD	1 Quarter
Ceiling test write-down of oil and natural gas properties	`ImpairmentOfOilAndGasProperties`	$57.90M	USD	1 Quarter
Ceiling test write-down of oil and natural gas properties	`ImpairmentOfOilAndGasProperties`	$441.60M	USD	1 Quarter
General and administrative expenses	`GeneralAndAdministrativeExpense`	$59.74M	USD	Annual
General and administrative expenses	`GeneralAndAdministrativeExpense`	$87.00M	USD	Annual
General and administrative expenses	`GeneralAndAdministrativeExpense`	$73.11M	USD	Annual
Derivative (gain) loss	`GainLossOnDerivativeInstrumentsNetPretax`	$14.38M	USD	Annual
Derivative (gain) loss	`GainLossOnDerivativeInstrumentsNetPretax`	$-2.93M	USD	Annual
Derivative (gain) loss	`GainLossOnDerivativeInstrumentsNetPretax`	$3.96M	USD	Annual
Total costs and expenses	`CostsAndExpenses`	$1.65B	USD	Annual
Total costs and expenses	`CostsAndExpenses`	$886.64M	USD	Annual
Total costs and expenses	`CostsAndExpenses`	$730.55M	USD	Annual
Operating income (loss)	`OperatingIncomeLoss`	$-127.00M	USD	1 Quarter
Operating income (loss)	`OperatingIncomeLoss`	$62.07M	USD	Annual
Operating income (loss)	`OperatingIncomeLoss`	$-468.57M	USD	1 Quarter
Operating income (loss)	`OperatingIncomeLoss`	$-60.82M	USD	1 Quarter
Operating income (loss)	`OperatingIncomeLoss`	$21.32M	USD	1 Quarter
Operating income (loss)	`OperatingIncomeLoss`	$-58.28M	USD	1 Quarter
Operating income (loss)	`OperatingIncomeLoss`	$-330.57M	USD	Annual
Operating income (loss)	`OperatingIncomeLoss`	$-337.51M	USD	1 Quarter
Operating income (loss)	`OperatingIncomeLoss`	$-1.15B	USD	Annual
Operating income (loss)	`OperatingIncomeLoss`	$-166.61M	USD	1 Quarter
Operating income (loss)	`OperatingIncomeLoss`	$-278.81M	USD	1 Quarter
Incurred	`InterestCostsIncurred`	$86.92M	USD	Annual
Incurred	`InterestCostsIncurred`	$104.59M	USD	Annual
Incurred	`InterestCostsIncurred`	$92.79M	USD	Annual
Capitalized	`InterestCostsCapitalizedAdjustment`	$7.26M	USD	Annual
Capitalized	`InterestCostsCapitalizedAdjustment`	$520.00K	USD	Annual
Capitalized	`InterestCostsCapitalizedAdjustment`	$8.53M	USD	Annual
Gain on exchange of debt	`GainsLossesOnExtinguishmentOfDebt`	$123.90M	USD	1 Quarter
Gain on exchange of debt	`GainsLossesOnExtinguishmentOfDebt`	$123.92M	USD	Annual
Other (income) expense, net	`OtherNonoperatingIncomeExpense`	$6.52M	USD	Annual
Other (income) expense, net	`OtherNonoperatingIncomeExpense`	$208.00K	USD	Annual
Other (income) expense, net	`OtherNonoperatingIncomeExpense`	$-4.66M	USD	Annual
Loss before income tax benefit	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-292.40M	USD	Annual
Loss before income tax benefit	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-1.25B	USD	Annual
Loss before income tax benefit	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-16.12M	USD	Annual
Income tax benefit	`IncomeTaxExpenseBenefit`	$-4.46M	USD	Annual
Income tax benefit	`IncomeTaxExpenseBenefit`	$-43.38M	USD	Annual
Income tax benefit	`IncomeTaxExpenseBenefit`	$-202.98M	USD	Annual
Net loss	`NetIncomeLoss`	$45.93M	USD	1 Quarter
Net loss	`NetIncomeLoss`	$-11.66M	USD	Annual
Net loss	`NetIncomeLoss`	$-51.61M	USD	1 Quarter
Net loss	`NetIncomeLoss`	$-260.45M	USD	1 Quarter
Net loss	`NetIncomeLoss`	$-477.57M	USD	1 Quarter
Net loss	`NetIncomeLoss`	$-255.09M	USD	1 Quarter
Net loss	`NetIncomeLoss`	$-190.51M	USD	1 Quarter
Net loss	`NetIncomeLoss`	$16.48M	USD	1 Quarter
Net loss	`NetIncomeLoss`	$-1.04B	USD	Annual
Net loss	`NetIncomeLoss`	$-120.92M	USD	1 Quarter
Net loss	`NetIncomeLoss`	$-249.02M	USD	Annual
Basic and diluted loss per common share	`EarningsPerShareBasicAndDiluted`	$0.12	USD	1 Quarter
Basic and diluted loss per common share	`EarningsPerShareBasicAndDiluted`	$-2.49	USD	1 Quarter
Basic and diluted loss per common share	`EarningsPerShareBasicAndDiluted`	$-13.76	USD	Annual
Basic and diluted loss per common share	`EarningsPerShareBasicAndDiluted`	$-1.58	USD	1 Quarter
Basic and diluted loss per common share	`EarningsPerShareBasicAndDiluted`	$-2.60	USD	Annual
Basic and diluted loss per common share	`EarningsPerShareBasicAndDiluted`	$-0.16	USD	Annual
Basic and diluted loss per common share	`EarningsPerShareBasicAndDiluted`	$0.48	USD	1 Quarter
Basic and diluted loss per common share	`EarningsPerShareBasicAndDiluted`	$-0.68	USD	1 Quarter
Basic and diluted loss per common share	`EarningsPerShareBasicAndDiluted`	$-6.29	USD	1 Quarter
Basic and diluted loss per common share	`EarningsPerShareBasicAndDiluted`	$-3.36	USD	1 Quarter
Basic and diluted loss per common share	`EarningsPerShareBasicAndDiluted`	$-3.43	USD	1 Quarter

Cash Flow Statement 104 line items

Line Item	Tag	Value	Unit	Period
Net loss	`NetIncomeLoss`	$45.93M	USD	1 Quarter
Net loss	`NetIncomeLoss`	$-11.66M	USD	Annual
Net loss	`NetIncomeLoss`	$-51.61M	USD	1 Quarter
Net loss	`NetIncomeLoss`	$-260.45M	USD	1 Quarter
Net loss	`NetIncomeLoss`	$-477.57M	USD	1 Quarter
Net loss	`NetIncomeLoss`	$-255.09M	USD	1 Quarter
Net loss	`NetIncomeLoss`	$-190.51M	USD	1 Quarter
Net loss	`NetIncomeLoss`	$16.48M	USD	1 Quarter
Net loss	`NetIncomeLoss`	$-1.04B	USD	Annual
Net loss	`NetIncomeLoss`	$-120.92M	USD	1 Quarter
Net loss	`NetIncomeLoss`	$-249.02M	USD	Annual
Depreciation, depletion, amortization and accretion	`DepreciationAmortizationAndAccretionNet`	$511.10M	USD	Annual
Depreciation, depletion, amortization and accretion	`DepreciationAmortizationAndAccretionNet`	$211.61M	USD	Annual
Depreciation, depletion, amortization and accretion	`DepreciationAmortizationAndAccretionNet`	$394.07M	USD	Annual
Ceiling test write-down of oil and natural gas properties	`ImpairmentOfOilAndGasProperties`	$987.24M	USD	Annual
Ceiling test write-down of oil and natural gas properties	`ImpairmentOfOilAndGasProperties`	$104.60M	USD	1 Quarter
Ceiling test write-down of oil and natural gas properties	`ImpairmentOfOilAndGasProperties`	$252.80M	USD	1 Quarter
Ceiling test write-down of oil and natural gas properties	`ImpairmentOfOilAndGasProperties`	$279.06M	USD	Annual
Ceiling test write-down of oil and natural gas properties	`ImpairmentOfOilAndGasProperties`	$260.40M	USD	1 Quarter
Ceiling test write-down of oil and natural gas properties	`ImpairmentOfOilAndGasProperties`	-	USD	1 Quarter
Ceiling test write-down of oil and natural gas properties	`ImpairmentOfOilAndGasProperties`	$32.40M	USD	1 Quarter
Ceiling test write-down of oil and natural gas properties	`ImpairmentOfOilAndGasProperties`	-	USD	Annual
Ceiling test write-down of oil and natural gas properties	`ImpairmentOfOilAndGasProperties`	$116.60M	USD	1 Quarter
Ceiling test write-down of oil and natural gas properties	`ImpairmentOfOilAndGasProperties`	$57.90M	USD	1 Quarter
Ceiling test write-down of oil and natural gas properties	`ImpairmentOfOilAndGasProperties`	$441.60M	USD	1 Quarter
Gain on exchange of debt	`GainsLossesOnExtinguishmentOfDebt`	$123.90M	USD	1 Quarter
Gain on exchange of debt	`GainsLossesOnExtinguishmentOfDebt`	$123.92M	USD	Annual
Debt issuance costs write-down/amortization of debt items	`AmortizationOfFinancingCostsAndDiscounts`	$2.55M	USD	Annual
Debt issuance costs write-down/amortization of debt items	`AmortizationOfFinancingCostsAndDiscounts`	$4.41M	USD	Annual
Debt issuance costs write-down/amortization of debt items	`AmortizationOfFinancingCostsAndDiscounts`	$701.00K	USD	Annual
Share-based compensation	`ShareBasedCompensation`	$14.74M	USD	Annual
Share-based compensation	`ShareBasedCompensation`	$10.24M	USD	Annual
Share-based compensation	`ShareBasedCompensation`	$11.01M	USD	Annual
Derivative (gain) loss	`GainLossOnDerivativeInstrumentsNetPretax`	$14.38M	USD	Annual
Derivative (gain) loss	`GainLossOnDerivativeInstrumentsNetPretax`	$-2.93M	USD	Annual
Derivative (gain) loss	`GainLossOnDerivativeInstrumentsNetPretax`	$3.96M	USD	Annual
Cash receipts (payments) on derivative settlements, net	`CashProceedsPaymentsOnDerivativeSettlementsNetOperatingActivities`	$4.75M	USD	Annual
Cash receipts (payments) on derivative settlements, net	`CashProceedsPaymentsOnDerivativeSettlementsNetOperatingActivities`	$6.70M	USD	Annual
Cash receipts (payments) on derivative settlements, net	`CashProceedsPaymentsOnDerivativeSettlementsNetOperatingActivities`	$-5.32M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$-4.76M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$28.39M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$-203.27M	USD	Annual
Oil and natural gas receivables	`IncreaseDecreaseInAccountsReceivable`	$-32.24M	USD	Annual
Oil and natural gas receivables	`IncreaseDecreaseInAccountsReceivable`	$7.00M	USD	Annual
Oil and natural gas receivables	`IncreaseDecreaseInAccountsReceivable`	$-29.51M	USD	Annual
Joint interest receivables and insurance	`IncreaseDecreaseInJointInterestReceivablesAndInsurance`	$1.13M	USD	Annual
Joint interest receivables and insurance	`IncreaseDecreaseInJointInterestReceivablesAndInsurance`	$-21.63M	USD	Annual
Joint interest receivables and insurance	`IncreaseDecreaseInJointInterestReceivablesAndInsurance`	$4.25M	USD	Annual
Income taxes	`IncreaseDecreaseInIncomeTaxes`	$-7.00K	USD	Annual
Income taxes	`IncreaseDecreaseInIncomeTaxes`	$-64.27M	USD	Annual
Income taxes	`IncreaseDecreaseInIncomeTaxes`	$3.14M	USD	Annual
Prepaid expenses and other assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$14.95M	USD	Annual
Prepaid expenses and other assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$-15.01M	USD	Annual
Prepaid expenses and other assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$-17.82M	USD	Annual
Asset retirement obligation settlements	`AssetRetirementObligationCashPaidToSettle`	$32.55M	USD	Annual
Asset retirement obligation settlements	`AssetRetirementObligationCashPaidToSettle`	$72.32M	USD	Annual
Asset retirement obligation settlements	`AssetRetirementObligationCashPaidToSettle`	$74.31M	USD	Annual
Accounts payable, accrued liabilities and other	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$-46.20M	USD	Annual
Accounts payable, accrued liabilities and other	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$4.88M	USD	Annual
Accounts payable, accrued liabilities and other	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$6.50M	USD	Annual
Net cash provided by (used in) operating activities	`NetCashProvidedByUsedInOperatingActivitiesContinuingOperations`	$133.23M	USD	Annual
Net cash provided by (used in) operating activities	`NetCashProvidedByUsedInOperatingActivitiesContinuingOperations`	$14.18M	USD	Annual
Net cash provided by (used in) operating activities	`NetCashProvidedByUsedInOperatingActivitiesContinuingOperations`	$474.82M	USD	Annual
Acquisition of property interest in oil and natural gas properties	`PaymentsToAcquireOilAndGasPropertyAndEquipment`	$72.23M	USD	Annual
Investment in oil and natural gas properties and equipment	`PaymentsToExploreAndDevelopOilAndGasProperties`	$554.38M	USD	Annual
Investment in oil and natural gas properties and equipment	`PaymentsToExploreAndDevelopOilAndGasProperties`	$230.16M	USD	Annual
Investment in oil and natural gas properties and equipment	`PaymentsToExploreAndDevelopOilAndGasProperties`	$48.61M	USD	Annual
Changes in operating assets and liabilities associated with investing activities	`IncreaseDecreaseInOperatingCapitalAssociatedWithInvestingActivities`	$55.42M	USD	Annual
Changes in operating assets and liabilities associated with investing activities	`IncreaseDecreaseInOperatingCapitalAssociatedWithInvestingActivities`	$-37.45M	USD	Annual
Changes in operating assets and liabilities associated with investing activities	`IncreaseDecreaseInOperatingCapitalAssociatedWithInvestingActivities`	$35.19M	USD	Annual
Net proceeds from sales of assets	`ProceedsFromSalesOfAssetsInvestingActivities`	$372.94M	USD	Annual
Net proceeds from sales of assets	`ProceedsFromSalesOfAssetsInvestingActivities`	$1.50M	USD	Annual
Purchases of furniture, fixtures and other	`PaymentsToAcquireFurnitureAndFixtures`	$3.34M	USD	Annual
Purchases of furniture, fixtures and other	`PaymentsToAcquireFurnitureAndFixtures`	$1.28M	USD	Annual
Purchases of furniture, fixtures and other	`PaymentsToAcquireFurnitureAndFixtures`	$96.00K	USD	Annual
Net cash provided by (used in) investing activities	`NetCashProvidedByUsedInInvestingActivitiesContinuingOperations`	$-82.40M	USD	Annual
Net cash provided by (used in) investing activities	`NetCashProvidedByUsedInInvestingActivitiesContinuingOperations`	$86.08M	USD	Annual
Net cash provided by (used in) investing activities	`NetCashProvidedByUsedInInvestingActivitiesContinuingOperations`	$-592.50M	USD	Annual
Borrowings of long-term debt - revolving bank credit facility	`ProceedsFromLongTermLinesOfCredit`	$556.00M	USD	Annual
Borrowings of long-term debt - revolving bank credit facility	`ProceedsFromLongTermLinesOfCredit`	$263.00M	USD	Annual
Borrowings of long-term debt - revolving bank credit facility	`ProceedsFromLongTermLinesOfCredit`	$340.00M	USD	Annual
Repayments of long-term debt - revolving bank credit facility	`RepaymentsOfLongTermLinesOfCredit`	$710.00M	USD	Annual
Repayments of long-term debt - revolving bank credit facility	`RepaymentsOfLongTermLinesOfCredit`	$399.00M	USD	Annual
Repayments of long-term debt - revolving bank credit facility	`RepaymentsOfLongTermLinesOfCredit`	$340.00M	USD	Annual
Debt exchange/issuance costs	`PaymentsOfDebtIssuanceCosts`	$6.67M	USD	Annual
Debt exchange/issuance costs	`PaymentsOfDebtIssuanceCosts`	$18.46M	USD	Annual
Dividends to shareholders	`PaymentsOfDividends`	$30.26M	USD	Annual
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$-1.19M	USD	Annual
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$-928.00K	USD	Annual
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$-886.00K	USD	Annual
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivitiesContinuingOperations`	$53.04M	USD	Annual
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivitiesContinuingOperations`	$125.55M	USD	Annual
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivitiesContinuingOperations`	$-157.56M	USD	Annual
Increase (decrease) in cash and cash equivalents	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$61.75M	USD	Annual
Increase (decrease) in cash and cash equivalents	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$-15.18M	USD	Annual
Increase (decrease) in cash and cash equivalents	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$7.87M	USD	Annual
Cash and cash equivalents, beginning of period	`CashAndCashEquivalentsAtCarryingValue`	$15.80M	USD	Point-in-time
Cash and cash equivalents, beginning of period	`CashAndCashEquivalentsAtCarryingValue`	$85.41M	USD	Point-in-time
Cash and cash equivalents, beginning of period	`CashAndCashEquivalentsAtCarryingValue`	$70.24M	USD	Point-in-time
Cash and cash equivalents, beginning of period	`CashAndCashEquivalentsAtCarryingValue`	$23.67M	USD	Point-in-time
Cash and cash equivalents, end of period	`CashAndCashEquivalentsAtCarryingValue`	$15.80M	USD	Point-in-time
Cash and cash equivalents, end of period	`CashAndCashEquivalentsAtCarryingValue`	$85.41M	USD	Point-in-time
Cash and cash equivalents, end of period	`CashAndCashEquivalentsAtCarryingValue`	$70.24M	USD	Point-in-time
Cash and cash equivalents, end of period	`CashAndCashEquivalentsAtCarryingValue`	$23.67M	USD	Point-in-time

Stockholders Equity 29 line items

Line Item	Tag	Value	Unit	Period
Beginning Balances	`StockholdersEquity`	$540.61M	USD	Point-in-time
Beginning Balances	`StockholdersEquity`	$509.31M	USD	Point-in-time
Beginning Balances	`StockholdersEquity`	$-526.49M	USD	Point-in-time
Beginning Balances	`StockholdersEquity`	$-659.04M	USD	Point-in-time
Cash dividends	`DividendsCash`	$30.26M	USD	Annual
Share-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$11.01M	USD	Annual
Share-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$14.74M	USD	Annual
Share-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$10.24M	USD	Annual
Stock issued	`StockIssuedDuringPeriodValueNewIssues`	$106.37M	USD	Annual
RSUs and shares surrendered for payroll taxes, value	`AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation`	$848.00K	USD	Annual
RSUs and shares surrendered for payroll taxes, value	`AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation`	$674.00K	USD	Annual
RSUs and shares surrendered for payroll taxes, value	`AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation`	$905.00K	USD	Annual
Other	`StockholdersEquityOther`	$-3.28M	USD	Annual
Other	`StockholdersEquityOther`	$-649.00K	USD	Annual
Net loss	`NetIncomeLoss`	$45.93M	USD	1 Quarter
Net loss	`NetIncomeLoss`	$-11.66M	USD	Annual
Net loss	`NetIncomeLoss`	$-51.61M	USD	1 Quarter
Net loss	`NetIncomeLoss`	$-260.45M	USD	1 Quarter
Net loss	`NetIncomeLoss`	$-477.57M	USD	1 Quarter
Net loss	`NetIncomeLoss`	$-255.09M	USD	1 Quarter
Net loss	`NetIncomeLoss`	$-190.51M	USD	1 Quarter
Net loss	`NetIncomeLoss`	$16.48M	USD	1 Quarter
Net loss	`NetIncomeLoss`	$-1.04B	USD	Annual
Net loss	`NetIncomeLoss`	$-120.92M	USD	1 Quarter
Net loss	`NetIncomeLoss`	$-249.02M	USD	Annual
Ending Balances	`StockholdersEquity`	$540.61M	USD	Point-in-time
Ending Balances	`StockholdersEquity`	$509.31M	USD	Point-in-time
Ending Balances	`StockholdersEquity`	$-526.49M	USD	Point-in-time
Ending Balances	`StockholdersEquity`	$-659.04M	USD	Point-in-time

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