$BRY
Berry Corp (bry) Stock $bry

$bry Overview Financials Valuation SEC Filings Company Website

2018 Q4 Form 10-K Financial Statement

#000170587320000014 Filed on February 27, 2020

Income Statement

Concept	2018 Q4	2017 Q4	2017 Q1
Revenue	$280.3M	$55.40M	$92.72M
YoY Change	405.96%	-43.41%
Cost Of Revenue	$58.10M	$45.60M	$45.60M
YoY Change	27.41%	-11.46%
Gross Profit	$222.3M	$9.800M	$106.7M
YoY Change	2168.37%	-78.83%
Gross Profit Margin	79.31%	17.69%	115.08%
Selling, General & Admin	$26.90M	$26.60M	$36.60M
YoY Change	1.13%	-6.67%
% of Gross Profit	12.1%	271.43%	34.3%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$24.30M	$20.10M	$28.15M
YoY Change	20.9%	-47.38%
% of Gross Profit	10.93%	205.1%	26.38%
Operating Expenses	$51.20M	$46.60M	$71.80M
YoY Change	9.87%	-30.13%
Operating Profit	$171.1M	-$36.80M	$34.90M
YoY Change	-564.95%	80.39%
Interest Expense	-$4.300M	-$6.000M	$8.245M
YoY Change	-28.33%	-52.0%
% of Operating Profit	-2.51%		23.62%
Other Income/Expense, Net	$100.0K	$0.00	-$8.308M
YoY Change		-100.0%
Pretax Income	$171.7M	-$41.30M	-$502.7M
YoY Change	-515.74%	-38.27%
Income Tax	$39.90M	-$6.400M	$230.0K
% Of Pretax Income	23.24%
Net Earnings	$131.8M	-$34.90M	-$503.0M
YoY Change	-477.65%	-47.75%
Net Earnings / Revenue	47.02%	-63.0%	-542.47%
Basic Earnings Per Share
Diluted Earnings Per Share	$1.619M	-$429.3K	-$6.047M
COMMON SHARES
Basic Shares Outstanding	81.64M shares
Diluted Shares Outstanding

Balance Sheet

Concept	2018 Q4	2017 Q4	2017 Q1
SHORT-TERM ASSETS
Cash & Short-Term Investments	$68.70M	$33.90M
YoY Change	102.65%
Cash & Equivalents	$68.68M	$33.91M	$32.05M
Short-Term Investments
Other Short-Term Assets	$464.0K	$1.227M
YoY Change	-62.18%
Inventory	$9.500M	$5.900M
Prepaid Expenses	$4.656M	$6.901M
Receivables	$57.38M	$54.72M	$59.51M
Other Receivables	$0.00	$0.00
Total Short-Term Assets	$229.0M	$137.5M	$161.4M
YoY Change	66.53%
LONG-TERM ASSETS
Property, Plant & Equipment	$103.9M	$99.52M	$108.8M
YoY Change	4.43%
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments
YoY Change
Other Assets	$17.24M	$21.69M	$47.04M
YoY Change	-20.49%
Total Long-Term Assets	$1.463B	$1.409B	$1.400B
YoY Change	3.86%
TOTAL ASSETS
Total Short-Term Assets	$229.0M	$137.5M	$161.4M
Total Long-Term Assets	$1.463B	$1.409B	$1.400B
Total Assets	$1.692B	$1.546B	$1.561B
YoY Change	9.43%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$13.60M	$97.90M
YoY Change	-86.11%
Accrued Expenses	$66.42M	$37.91M
YoY Change	75.19%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00
YoY Change
Long-Term Debt Due	$0.00	$34.80M	$0.00
YoY Change	-100.0%
Total Short-Term Liabilities	$144.1M	$182.7M	$126.7M
YoY Change	-21.1%
LONG-TERM LIABILITIES
Long-Term Debt	$391.8M	$379.0M	$400.0M
YoY Change	3.37%
Other Long-Term Liabilities	$14.90M	$3.704M	$154.1M
YoY Change	302.32%
Total Long-Term Liabilities	$406.7M	$382.7M	$554.1M
YoY Change	6.27%
TOTAL LIABILITIES
Total Short-Term Liabilities	$144.1M	$182.7M	$126.7M
Total Long-Term Liabilities	$406.7M	$382.7M	$554.1M
Total Liabilities	$550.8M	$565.4M	$680.8M
YoY Change	-2.57%
SHAREHOLDERS EQUITY
Retained Earnings	$116.0M	-$21.07M
YoY Change	-650.8%
Common Stock	$82.00K	$33.00K	$33.00K
YoY Change	148.48%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$24.22M	$0.00
YoY Change
Treasury Stock Shares
Shareholders Equity	$1.006B	$859.3M	$878.5M
YoY Change
Total Liabilities & Shareholders Equity	$1.692B	$1.546B	$1.561B
YoY Change	9.43%

Cashflow Statement

Concept	2018 Q4	2017 Q4	2017 Q1
OPERATING ACTIVITIES
Net Income	$131.8M	-$34.90M	-$503.0M
YoY Change	-477.65%	-47.75%
Depreciation, Depletion And Amortization	$24.30M	$20.10M	$28.15M
YoY Change	20.9%	-47.38%
Cash From Operating Activities	$95.80M	$71.60M	$22.43M
YoY Change	33.8%	623.23%
INVESTING ACTIVITIES
Capital Expenditures	-$41.50M	-$5.500M	-$10.90M
YoY Change	654.55%	-33.73%
Acquisitions
YoY Change
Other Investing Activities	$4.800M	-$500.0K	$0.00
YoY Change	-1060.0%	-99.06%
Cash From Investing Activities	-$36.70M	-$6.000M	-$3.133M
YoY Change	511.67%	-90.28%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net			$0.00
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-14.30M	-197.8M	-$162.7M
YoY Change	-92.77%
NET CHANGE
Cash From Operating Activities	95.80M	71.60M	$22.43M
Cash From Investing Activities	-36.70M	-6.000M	-$3.133M
Cash From Financing Activities	-14.30M	-197.8M	-$162.7M
Net Change In Cash	44.80M	-132.2M	-$143.4M
YoY Change	-133.89%	155.21%
FREE CASH FLOW
Cash From Operating Activities	$95.80M	$71.60M	$22.43M
Capital Expenditures	-$41.50M	-$5.500M	-$10.90M
Free Cash Flow	$137.3M	$77.10M	$33.33M
YoY Change	78.08%	323.63%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	us-gaap	Current Federal State And Local Tax Expense Benefit CurrentFederalStateAndLocalTaxExpenseBenefit	915000	USD
CY2017Q3	bry	Asset Acquisition Percentage Of Working Interest Acquired AssetAcquisitionPercentageOfWorkingInterestAcquired	0.84
CY2017Q3	bry	Asset Acquisition Percentage Of Working Interest Previously Owned AssetAcquisitionPercentageOfWorkingInterestPreviouslyOwned	0.16
CY2019	bry	Asset Retirement Obligation Current Revision Of Estimate AssetRetirementObligationCurrentRevisionOfEstimate	19000000	USD
CY2018	bry	Asset Retirement Obligation Disposition AssetRetirementObligationDisposition	4145000	USD
CY2019	bry	Asset Retirement Obligation Disposition AssetRetirementObligationDisposition	0	USD
CY2019	bry	Asset Retirement Obligation Noncurrent Revision Of Estimate AssetRetirementObligationNoncurrentRevisionOfEstimate	57000000	USD
CY2017Q1	bry	Bankruptcy Claims Cash Distribution Pool BankruptcyClaimsCashDistributionPool	35000000	USD
CY2017Q1	bry	Bankruptcy Claims Shares Available To Creditors BankruptcyClaimsSharesAvailableToCreditors	7080000	shares
CY2019Q1	bry	Bankruptcy Claims Shares Issuedto Creditors BankruptcyClaimsSharesIssuedtoCreditors	2770000	shares
CY2017Q1	bry	Bankruptcy Claims Size Of Equity Pool Available To Secured Creditors BankruptcyClaimsSizeOfEquityPoolAvailableToSecuredCreditors	335000000	USD
CY2017Q1	bry	Common Stock Total Shares Contemplated CommonStockTotalSharesContemplated	40000000	shares
CY2017Q1	bry	Common Stock Voting Rights Per Share CommonStockVotingRightsPerShare	1	vote
CY2018	bry	Convertible Preferred Stock Cash Payment Amount ConvertiblePreferredStockCashPaymentAmount	60273000	USD
CY2019Q4	bry	Debt Instrument Covenant Distributions To Parent Company Minimum Remaining Borrowing Capacity Required Percentage DebtInstrumentCovenantDistributionsToParentCompanyMinimumRemainingBorrowingCapacityRequiredPercentage	0.1
CY2017Q3	bry	Debt Instrument Covenant Repurchase Of Equity And Debt Maximum Pro Forma Leverage Ratio Allowable DebtInstrumentCovenantRepurchaseOfEquityAndDebtMaximumProFormaLeverageRatioAllowable	2.75
CY2017Q1	bry	Debtor Reorganization Items Enterprise Value DebtorReorganizationItemsEnterpriseValue	1300000000	USD
CY2017Q1	bry	Debtor Reorganization Items Enterprise Value DebtorReorganizationItemsEnterpriseValue	1278527000	USD
CY2017Q1	bry	Debtor Reorganization Items Gain Loss On Resolution Of Preemergence Suspended Royalties DebtorReorganizationItemsGainLossOnResolutionOfPreemergenceSuspendedRoyalties	0	USD
	bry	Debtor Reorganization Items Gain Loss On Resolution Of Preemergence Suspended Royalties DebtorReorganizationItemsGainLossOnResolutionOfPreemergenceSuspendedRoyalties	0	USD
CY2018	bry	Debtor Reorganization Items Gain Loss On Resolution Of Preemergence Suspended Royalties DebtorReorganizationItemsGainLossOnResolutionOfPreemergenceSuspendedRoyalties	3713000	USD
CY2019	bry	Debtor Reorganization Items Gain Loss On Resolution Of Preemergence Suspended Royalties DebtorReorganizationItemsGainLossOnResolutionOfPreemergenceSuspendedRoyalties	0	USD
CY2017Q1	bry	Debtor Reorganization Items Non Debt Liabilities Fair Value DebtorReorganizationItemsNonDebtLiabilitiesFairValue	282511000	USD
CY2017Q1	bry	Debtor Reorganization Items Return Of Undistributed Funds From Cash Distribution Pool DebtorReorganizationItemsReturnOfUndistributedFundsFromCashDistributionPool	0	USD
	bry	Debtor Reorganization Items Return Of Undistributed Funds From Cash Distribution Pool DebtorReorganizationItemsReturnOfUndistributedFundsFromCashDistributionPool	0	USD
CY2018	bry	Debtor Reorganization Items Return Of Undistributed Funds From Cash Distribution Pool DebtorReorganizationItemsReturnOfUndistributedFundsFromCashDistributionPool	22855000	USD
CY2019	bry	Debtor Reorganization Items Return Of Undistributed Funds From Cash Distribution Pool DebtorReorganizationItemsReturnOfUndistributedFundsFromCashDistributionPool	0	USD
CY2019Q4	bry	Deferred Tax Assets Income Tax Benefit Interest Expense DeferredTaxAssetsIncomeTaxBenefitInterestExpense	66000000	USD
CY2019	bry	Derivative Instruments Deferred Premiums DerivativeInstrumentsDeferredPremiums	55000	USD
CY2019	bry	Derivative Period Of Target Exposure Coverage DerivativePeriodOfTargetExposureCoverage	P2Y
CY2019Q4	bry	Derivative Premium Amount DerivativePremiumAmount	17000000	USD
CY2018Q2	bry	Derivative Termination Costs DerivativeTerminationCosts	127000000	USD
CY2019	bry	Derivatives Fixing Price On Natural Gas Purchases Used For Steam Operations Maximum Length Of Time DerivativesFixingPriceOnNaturalGasPurchasesUsedForSteamOperationsMaximumLengthOfTime	P2Y
CY2018Q4	bry	Energy Related Inventory Materials And Supplies EnergyRelatedInventoryMaterialsAndSupplies	5461000	USD
CY2019Q4	bry	Energy Related Inventory Materials And Supplies EnergyRelatedInventoryMaterialsAndSupplies	10544000	USD
CY2017Q1	bry	Existing Shareholders Percentageof Voting Shares Upon Emergence Percent ExistingShareholdersPercentageofVotingSharesUponEmergencePercent	0.50
CY2018Q4	bry	Greenhouse Gas Liability GreenhouseGasLiability	15000000	USD
CY2019Q4	bry	Greenhouse Gas Liability GreenhouseGasLiability	33000000	USD
CY2017Q1	bry	Liabilities Subject To Compromise Noncurrent LiabilitiesSubjectToCompromiseNoncurrent	0	USD
CY2019	bry	Long Term Contract For Selling Of Electric Power Number Of Utility Companies Sold To LongTermContractForSellingOfElectricPowerNumberOfUtilityCompaniesSoldTo	2	utlity_company
CY2017Q3	bry	Mortgage Held By Lender Percentage Of Value Of Oil And Gas Reserves MortgageHeldByLenderPercentageOfValueOfOilAndGasReserves	0.85
CY2017Q1	bry	Noncash Reorganization Items NoncashReorganizationItems	501872000	USD
	bry	Noncash Reorganization Items NoncashReorganizationItems	0	USD
CY2018	bry	Noncash Reorganization Items NoncashReorganizationItems	-25523000	USD
CY2019	bry	Noncash Reorganization Items NoncashReorganizationItems	0	USD
CY2017Q1	bry	Noncash Transfer Of Inventory To Oil And Gas Property NoncashTransferOfInventoryToOilAndGasProperty	0	USD
	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	1888000	USD
	bry	Noncash Transfer Of Inventory To Oil And Gas Property NoncashTransferOfInventoryToOilAndGasProperty	0	USD
CY2018	bry	Noncash Transfer Of Inventory To Oil And Gas Property NoncashTransferOfInventoryToOilAndGasProperty	2371000	USD
CY2019	bry	Noncash Transfer Of Inventory To Oil And Gas Property NoncashTransferOfInventoryToOilAndGasProperty	10056000	USD
CY2019Q4	bry	Number Of Cogeneration Facilities NumberOfCogenerationFacilities	5	facility
CY2019	bry	Number Of Cogeneration Facilities Selling Majority Of Electric Power Not Used In Operations NumberOfCogenerationFacilitiesSellingMajorityOfElectricPowerNotUsedInOperations	3	cogeneration_facility
CY2017Q1	bry	Payments For Proceeds From Settlements Of Cancelled Derivatives PaymentsForProceedsFromSettlementsOfCancelledDerivatives	0	USD
	bry	Payments For Proceeds From Settlements Of Cancelled Derivatives PaymentsForProceedsFromSettlementsOfCancelledDerivatives	0	USD
CY2018	bry	Payments For Proceeds From Settlements Of Cancelled Derivatives PaymentsForProceedsFromSettlementsOfCancelledDerivatives	126949000	USD
CY2019	bry	Payments For Proceeds From Settlements Of Cancelled Derivatives PaymentsForProceedsFromSettlementsOfCancelledDerivatives	0	USD
CY2017Q1	bry	Payments For Proceeds From Settlements On Derivatives PaymentsForProceedsFromSettlementsOnDerivatives	-534000	USD
	bry	Payments For Proceeds From Settlements On Derivatives PaymentsForProceedsFromSettlementsOnDerivatives	-3068000	USD
CY2018	bry	Payments For Proceeds From Settlements On Derivatives PaymentsForProceedsFromSettlementsOnDerivatives	38482000	USD
CY2018	bry	Payments For Proceeds From Settlements On Derivatives PaymentsForProceedsFromSettlementsOnDerivatives	38000000	USD
CY2019	bry	Payments For Proceeds From Settlements On Derivatives PaymentsForProceedsFromSettlementsOnDerivatives	-42197000	USD
CY2019Q1	bry	Payments For Repurchase Of Common Stock Subject To Claims PaymentsForRepurchaseOfCommonStockSubjectToClaims	20000000	USD
CY2017Q1	bry	Payments For Repurchase Of Stock Held In Treasury PaymentsForRepurchaseOfStockHeldInTreasury	0	USD
	bry	Payments For Repurchase Of Stock Held In Treasury PaymentsForRepurchaseOfStockHeldInTreasury	0	USD
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CY2019	bry	Payments For Repurchase Of Stock Held In Treasury PaymentsForRepurchaseOfStockHeldInTreasury	46909000	USD
CY2017Q1	bry	Plan Of Reorganization Common Shares Issued Under Plan PlanOfReorganizationCommonSharesIssuedUnderPlan	32920000	shares
CY2017Q1	bry	Post Confirmation Energy Equipment PostConfirmationEnergyEquipment	91427000	USD
CY2017Q1	bry	Post Confirmation Property And Equipment Gross PostConfirmationPropertyAndEquipmentGross	108803000	USD
CY2017Q1	bry	Post Petition Excess Liabilitiesand Allowed Claims PostPetitionExcessLiabilitiesandAllowedClaims	414712000	USD
CY2017Q1	bry	Post Petition Liabilitiesand Allowed Claims PostPetitionLiabilitiesandAllowedClaims	2137297000	USD
CY2017Q1	bry	Pre Petition Debt Not Classifiedas Subjectto Compromise PrePetitionDebtNotClassifiedasSubjecttoCompromise	891259000	USD
CY2018	bry	Preferred Stock Per Share Amounts Of Preferred In Kind Dividends In Arrears PreferredStockPerShareAmountsOfPreferredInKindDividendsInArrears	0.050907
CY2017Q1	bry	Proceeds From Payments For Changes In Accrued Oil And Gas Properties Acquired ProceedsFromPaymentsForChangesInAccruedOilAndGasPropertiesAcquired	-2249000	USD
	bry	Proceeds From Payments For Changes In Accrued Oil And Gas Properties Acquired ProceedsFromPaymentsForChangesInAccruedOilAndGasPropertiesAcquired	-2483000	USD
CY2018	bry	Proceeds From Payments For Changes In Accrued Oil And Gas Properties Acquired ProceedsFromPaymentsForChangesInAccruedOilAndGasPropertiesAcquired	-20371000	USD
CY2019	bry	Proceeds From Payments For Changes In Accrued Oil And Gas Properties Acquired ProceedsFromPaymentsForChangesInAccruedOilAndGasPropertiesAcquired	12814000	USD
CY2017Q1	bry	Reorganization Items Assets ReorganizationItemsAssets	1561038000	USD
CY2017Q1	bry	Reorganization Items Payment Receipt ReorganizationItemsPaymentReceipt	11838000	USD
	bry	Reorganization Items Payment Receipt ReorganizationItemsPaymentReceipt	1732000	USD
CY2018	bry	Reorganization Items Payment Receipt ReorganizationItemsPaymentReceipt	832000	USD
CY2019	bry	Reorganization Items Payment Receipt ReorganizationItemsPaymentReceipt	0	USD
CY2019	bry	Revenue With Customers Payment Term RevenueWithCustomersPaymentTerm	P30D
CY2019	bry	Stock Issued During Period Value Settlement Of Claims StockIssuedDuringPeriodValueSettlementOfClaims	0	USD
	bry	Tax Cuts And Jobs Act Of2017 Incomplete Accounting Change In Tax Rate Deferred Tax Assets Provisional Increase Decrease In Valuation Allowance TaxCutsAndJobsActOf2017IncompleteAccountingChangeInTaxRateDeferredTaxAssetsProvisionalIncreaseDecreaseInValuationAllowance	1900000	USD
CY2018	bry	Treasury Stock Value Purchase Of Rights To Common Stock TreasuryStockValuePurchaseOfRightsToCommonStock	20265000	USD
CY2019	bry	Treasury Stock Value Purchase Of Rights To Common Stock TreasuryStockValuePurchaseOfRightsToCommonStock	0	USD
CY2019	dei	Amendment Flag AmendmentFlag	false
CY2019	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2019	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2019	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2019
CY2019	dei	Document Period End Date DocumentPeriodEndDate	2019-12-31
CY2019	dei	Document Type DocumentType	10-K
CY2019	dei	Entity Central Index Key EntityCentralIndexKey	0001705873
CY2020Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	79546417	shares
CY2019	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2019	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	true
CY2019	dei	Entity Ex Transition Period EntityExTransitionPeriod	false
CY2019	dei	Entity Filer Category EntityFilerCategory	Non-accelerated Filer
CY2019Q2	dei	Entity Public Float EntityPublicFloat	575400000	USD
CY2019	dei	Entity Registrant Name EntityRegistrantName	Berry Corp (bry)
CY2019	dei	Entity Shell Company EntityShellCompany	false
CY2019	dei	Entity Small Business EntitySmallBusiness	false
CY2019	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2019	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	No
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CY2019Q4	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	151811000	USD
CY2017Q1	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	116512000	USD
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CY2019Q4	us-gaap	Accounts Payable Other Current AccountsPayableOtherCurrent	616000	USD
CY2018Q4	us-gaap	Accounts Payable Trade Current AccountsPayableTradeCurrent	13564000	USD
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CY2018Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	57379000	USD
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CY2018Q4	us-gaap	Accrual For Taxes Other Than Income Taxes Current AccrualForTaxesOtherThanIncomeTaxesCurrent	10766000	USD
CY2019Q4	us-gaap	Accrual For Taxes Other Than Income Taxes Current AccrualForTaxesOtherThanIncomeTaxesCurrent	9150000	USD
CY2018Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	66417000	USD
CY2019Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	45589000	USD
CY2018Q4	us-gaap	Accrued Royalties Current AccruedRoyaltiesCurrent	26189000	USD
CY2019Q4	us-gaap	Accrued Royalties Current AccruedRoyaltiesCurrent	25385000	USD
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CY2018	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	3699000	USD
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CY2017Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	97422000	USD
CY2018Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	95548000	USD
CY2019Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	149227000	USD
CY2018	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	6258000	USD
CY2019	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	7570000	USD
CY2019	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	8000000	USD
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CY2019Q4	us-gaap	Asset Retirement Obligation Current AssetRetirementObligationCurrent	25208000	USD
CY2018	us-gaap	Asset Retirement Obligation Liabilities Incurred AssetRetirementObligationLiabilitiesIncurred	4901000	USD
CY2019	us-gaap	Asset Retirement Obligation Liabilities Incurred AssetRetirementObligationLiabilitiesIncurred	12000000	USD
CY2019	us-gaap	Asset Retirement Obligation Liabilities Incurred AssetRetirementObligationLiabilitiesIncurred	11534000	USD
CY2018	us-gaap	Asset Retirement Obligation Liabilities Settled AssetRetirementObligationLiabilitiesSettled	3555000	USD
CY2019	us-gaap	Asset Retirement Obligation Liabilities Settled AssetRetirementObligationLiabilitiesSettled	22000000	USD
CY2019	us-gaap	Asset Retirement Obligation Liabilities Settled AssetRetirementObligationLiabilitiesSettled	22036000	USD
CY2018	us-gaap	Asset Retirement Obligation Revision Of Estimate AssetRetirementObligationRevisionOfEstimate	-5333000	USD
CY2019	us-gaap	Asset Retirement Obligation Revision Of Estimate AssetRetirementObligationRevisionOfEstimate	56611000	USD
CY2018Q4	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	89176000	USD
CY2018Q4	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	89000000	USD
CY2019Q4	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	124019000	USD
CY2018Q4	us-gaap	Assets Assets	1692263000	USD
CY2019Q4	us-gaap	Assets Assets	1690198000	USD
CY2017Q1	us-gaap	Assets Assets	1561038000	USD
CY2018Q4	us-gaap	Assets Current AssetsCurrent	229022000	USD
CY2019Q4	us-gaap	Assets Current AssetsCurrent	100432000	USD
CY2017Q1	us-gaap	Assets Current AssetsCurrent	161415000	USD
CY2018Q4	us-gaap	Capitalized Costs Unproved Properties CapitalizedCostsUnprovedProperties	388000000	USD
CY2017Q4	us-gaap	Capitalized Exploratory Well Costs CapitalizedExploratoryWellCosts	0	USD
CY2018Q4	us-gaap	Capitalized Exploratory Well Costs CapitalizedExploratoryWellCosts	0	USD
CY2019Q4	us-gaap	Capitalized Exploratory Well Costs CapitalizedExploratoryWellCosts	0	USD
CY2016Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	30483000	USD
CY2017Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	33905000	USD
CY2018Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	68680000	USD
CY2019Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	0	USD
CY2017Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	32049000	USD
CY2016Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	228404000	USD
CY2017Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	68738000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	68680000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	0	USD
CY2017Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	85034000	USD
CY2017Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-143370000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-16296000	USD
CY2018	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-58000	USD
CY2019	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-68680000	USD
CY2018Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2019Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2017Q1	us-gaap	Common Stock Capital Shares Reserved For Future Issuance CommonStockCapitalSharesReservedForFutureIssuance	7080000	shares
CY2018	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.21
CY2018	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.21
CY2019Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.12
CY2019Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.12
CY2019Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.12
CY2019Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.12
CY2019	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.48
CY2019	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.48
CY2018Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.001
CY2019Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.001
CY2017Q1	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.001
CY2018Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	750000000	shares
CY2019Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	750000000	shares
CY2017Q1	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	750000000	shares
CY2018Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	81651098	shares
CY2019Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	84655222	shares
CY2018Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	81202437	shares
CY2019Q4	us-gaap	Common Stock Value CommonStockValue	85000	USD
CY2017Q1	us-gaap	Common Stock Value CommonStockValue	33000	USD
CY2019Q4	us-gaap	Crude Oil And Natural Gas Liquids CrudeOilAndNaturalGasLiquids	3432000	USD
CY2017Q1	us-gaap	Contractual Interest Expense On Prepetition Liabilities Not Recognized In Statement Of Operations ContractualInterestExpenseOnPrepetitionLiabilitiesNotRecognizedInStatementOfOperations	9000000	USD
CY2017Q1	us-gaap	Current Federal State And Local Tax Expense Benefit CurrentFederalStateAndLocalTaxExpenseBenefit	221000	USD
CY2019Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	79542976	shares
CY2018Q4	us-gaap	Common Stock Value CommonStockValue	82000	USD
CY2017Q1	us-gaap	Costs And Expenses CostsAndExpenses	79424000	USD
	us-gaap	Costs And Expenses CostsAndExpenses	321819000	USD
CY2018	us-gaap	Costs And Expenses CostsAndExpenses	385705000	USD
CY2019	us-gaap	Costs And Expenses CostsAndExpenses	517836000	USD
CY2018Q4	us-gaap	Crude Oil And Natural Gas Liquids CrudeOilAndNaturalGasLiquids	3786000	USD
	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	0	USD
CY2018	us-gaap	Current Federal State And Local Tax Expense Benefit CurrentFederalStateAndLocalTaxExpenseBenefit	-911000	USD
CY2019	us-gaap	Current Federal State And Local Tax Expense Benefit CurrentFederalStateAndLocalTaxExpenseBenefit	227000	USD
CY2017Q1	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	0	USD
	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	465000	USD
CY2018	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	-465000	USD
CY2019	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	0	USD
CY2017Q1	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	221000	USD
	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	450000	USD
CY2018	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	-446000	USD
CY2019	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	227000	USD
CY2018Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	400000000	USD
CY2019Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	401850000	USD
CY2017Q1	us-gaap	Debtor Reorganization Items Gain Loss On Settlement Of Other Claims Net1 DebtorReorganizationItemsGainLossOnSettlementOfOtherClaimsNet1	421774000	USD
	us-gaap	Debtor Reorganization Items Gain Loss On Settlement Of Other Claims Net1 DebtorReorganizationItemsGainLossOnSettlementOfOtherClaimsNet1	0	USD
CY2018	us-gaap	Debtor Reorganization Items Gain Loss On Settlement Of Other Claims Net1 DebtorReorganizationItemsGainLossOnSettlementOfOtherClaimsNet1	0	USD
CY2019	us-gaap	Debtor Reorganization Items Gain Loss On Settlement Of Other Claims Net1 DebtorReorganizationItemsGainLossOnSettlementOfOtherClaimsNet1	0	USD
CY2017Q1	us-gaap	Debtor Reorganization Items Legal And Advisory Professional Fees DebtorReorganizationItemsLegalAndAdvisoryProfessionalFees	19481000	USD
	us-gaap	Debtor Reorganization Items Legal And Advisory Professional Fees DebtorReorganizationItemsLegalAndAdvisoryProfessionalFees	1027000	USD
CY2018	us-gaap	Debtor Reorganization Items Legal And Advisory Professional Fees DebtorReorganizationItemsLegalAndAdvisoryProfessionalFees	3083000	USD
CY2019	us-gaap	Debtor Reorganization Items Legal And Advisory Professional Fees DebtorReorganizationItemsLegalAndAdvisoryProfessionalFees	426000	USD
CY2017Q1	us-gaap	Debtor Reorganization Items Other Expense Income DebtorReorganizationItemsOtherExpenseIncome	-10686000	USD
	us-gaap	Debtor Reorganization Items Other Expense Income DebtorReorganizationItemsOtherExpenseIncome	705000	USD
CY2018	us-gaap	Debtor Reorganization Items Other Expense Income DebtorReorganizationItemsOtherExpenseIncome	-1205000	USD
CY2019	us-gaap	Debtor Reorganization Items Other Expense Income DebtorReorganizationItemsOtherExpenseIncome	0	USD
CY2017Q1	us-gaap	Debtor Reorganization Items Revaluation Of Assets And Liabilities DebtorReorganizationItemsRevaluationOfAssetsAndLiabilities	920699000	USD
	us-gaap	Debtor Reorganization Items Revaluation Of Assets And Liabilities DebtorReorganizationItemsRevaluationOfAssetsAndLiabilities	0	USD
CY2018	us-gaap	Debtor Reorganization Items Revaluation Of Assets And Liabilities DebtorReorganizationItemsRevaluationOfAssetsAndLiabilities	0	USD
CY2019	us-gaap	Debtor Reorganization Items Revaluation Of Assets And Liabilities DebtorReorganizationItemsRevaluationOfAssetsAndLiabilities	0	USD
CY2017Q1	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	0	USD
	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	1888000	USD
CY2018	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	33227000	USD
CY2019	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-36756000	USD
CY2018Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	8214000	USD
CY2018Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	8000000	USD
CY2019Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	8000000	USD
CY2019Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	7531000	USD
CY2018Q4	us-gaap	Deferred Finance Costs Noncurrent Net DeferredFinanceCostsNoncurrentNet	16000000	USD
CY2019Q4	us-gaap	Deferred Finance Costs Noncurrent Net DeferredFinanceCostsNoncurrentNet	11000000	USD
CY2017Q1	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	9000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	1888000	USD
CY2018	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	43946000	USD
CY2019	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-36777000	USD
CY2018Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	99040000	USD
CY2019Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	144048000	USD
CY2018Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	45835000	USD
CY2019Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	9057000	USD
CY2017Q1	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	9000	USD
CY2018	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	43946000	USD
CY2019	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	-36778000	USD
CY2017Q1	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	9000	USD
CY2018	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	10719000	USD
CY2019	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-21000	USD
CY2018Q4	us-gaap	Deferred Tax Asset Interest Carryforward DeferredTaxAssetInterestCarryforward	7486000	USD
CY2019Q4	us-gaap	Deferred Tax Asset Interest Carryforward DeferredTaxAssetInterestCarryforward	13892000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	53205000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	134991000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	14310000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	14542000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	2033000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	5154000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards DeferredTaxAssetsTaxCreditCarryforwards	0	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards DeferredTaxAssetsTaxCreditCarryforwards	47803000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	2993000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	12218000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Asset Retirement Obligations DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAssetRetirementObligations	26383000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Asset Retirement Obligations DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAssetRetirementObligations	41382000	USD
CY2018Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	45835000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	9057000	USD
CY2018Q4	us-gaap	Deferred Tax Liabilities Derivatives DeferredTaxLiabilitiesDerivatives	3692000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Derivatives DeferredTaxLiabilitiesDerivatives	152000	USD
CY2018Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	95348000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	143896000	USD
CY2017Q1	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	0	USD
	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	800000	USD
CY2018	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	1400000	USD
CY2019	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	1700000	USD
CY2019	us-gaap	Defined Contribution Plan Employer Matching Contribution Percent DefinedContributionPlanEmployerMatchingContributionPercent	0.06
CY2017Q1	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	28149000	USD
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	68478000	USD
CY2018	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	86271000	USD
CY2019	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	106006000	USD
CY2018Q4	us-gaap	Derivative Assets Current DerivativeAssetsCurrent	88596000	USD
CY2019Q4	us-gaap	Derivative Assets Current DerivativeAssetsCurrent	9166000	USD
CY2017Q1	us-gaap	Derivative Assets Current DerivativeAssetsCurrent	243000	USD
CY2018Q4	us-gaap	Derivative Assets Liabilities At Fair Value Net DerivativeAssetsLiabilitiesAtFairValueNet	91885000	USD
CY2019Q4	us-gaap	Derivative Assets Liabilities At Fair Value Net DerivativeAssetsLiabilitiesAtFairValueNet	4733000	USD
CY2018Q4	us-gaap	Derivative Assets Noncurrent DerivativeAssetsNoncurrent	3289000	USD
CY2019Q4	us-gaap	Derivative Assets Noncurrent DerivativeAssetsNoncurrent	525000	USD
CY2017Q1	us-gaap	Derivative Assets Noncurrent DerivativeAssetsNoncurrent	57000	USD
CY2017Q1	us-gaap	Derivative Cash Received On Hedge DerivativeCashReceivedOnHedge	3000000	USD
	us-gaap	Derivative Cash Received On Hedge DerivativeCashReceivedOnHedge	500000	USD
	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits EffectiveIncomeTaxRateReconciliationTaxCredits	0.000
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits EffectiveIncomeTaxRateReconciliationTaxCredits	0.000
CY2019	us-gaap	Derivative Cash Received On Hedge DerivativeCashReceivedOnHedge	42000000	USD
CY2018Q4	us-gaap	Derivative Instruments And Hedges Liabilities DerivativeInstrumentsAndHedgesLiabilities	0	USD
CY2019Q4	us-gaap	Derivative Instruments And Hedges Liabilities DerivativeInstrumentsAndHedgesLiabilities	4817000	USD
CY2017Q1	us-gaap	Derivative Instruments And Hedges Liabilities DerivativeInstrumentsAndHedgesLiabilities	5355000	USD
CY2018Q4	us-gaap	Derivative Instruments And Hedges Liabilities Noncurrent DerivativeInstrumentsAndHedgesLiabilitiesNoncurrent	0	USD
CY2019Q4	us-gaap	Derivative Instruments And Hedges Liabilities Noncurrent DerivativeInstrumentsAndHedgesLiabilitiesNoncurrent	141000	USD
CY2017Q1	us-gaap	Derivative Instruments And Hedges Liabilities Noncurrent DerivativeInstrumentsAndHedgesLiabilitiesNoncurrent	1710000	USD
CY2018	us-gaap	Dividends Common Stock DividendsCommonStock	17357000	USD
CY2019	us-gaap	Dividends Common Stock DividendsCommonStock	39053000	USD
CY2018Q4	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	9992000	USD
CY2019Q4	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	9888000	USD
CY2018	us-gaap	Dividends Preferred Stock DividendsPreferredStock	11301000	USD
CY2017	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	0	USD
CY2018	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	11300000	USD
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-1.02
CY2018	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.85
CY2019	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.54
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-1.02
CY2018	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.85
CY2019	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.53
CY2017Q1	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.000
	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	-0.153
CY2018	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.23
CY2018	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.226
CY2019	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	-5.23
CY2019	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	-5.229
CY2017Q1	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.35
	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.35
CY2018	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
CY2019	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
CY2017Q1	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	0.000
	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.424
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.041
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	0.000
CY2017Q1	us-gaap	Effective Income Tax Rate Reconciliation Change In Enacted Tax Rate EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate	0.000
	us-gaap	Effective Income Tax Rate Reconciliation Change In Enacted Tax Rate EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate	-0.147
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Change In Enacted Tax Rate EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate	0.000
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Change In Enacted Tax Rate EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate	0.000
CY2017Q1	us-gaap	Effective Income Tax Rate Reconciliation Deductions EffectiveIncomeTaxRateReconciliationDeductions	0.000
	us-gaap	Effective Income Tax Rate Reconciliation Deductions EffectiveIncomeTaxRateReconciliationDeductions	0.004
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Deductions EffectiveIncomeTaxRateReconciliationDeductions	0.006
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Deductions EffectiveIncomeTaxRateReconciliationDeductions	-0.002
CY2017Q1	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.000
	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.072
CY2018	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.063
CY2019	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.089
CY2017Q1	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits EffectiveIncomeTaxRateReconciliationTaxCredits	0.000
CY2018	us-gaap	Incremental Common Shares Attributable To Conversion Of Preferred Stock IncrementalCommonSharesAttributableToConversionOfPreferredStock	0	shares
CY2019	us-gaap	Incremental Common Shares Attributable To Conversion Of Preferred Stock IncrementalCommonSharesAttributableToConversionOfPreferredStock	0	shares
CY2019	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	2000000	USD
CY2017Q1	us-gaap	Interest Expense InterestExpense	8245000	USD
	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	56009000	USD
CY2018	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	819000	USD
CY2019	us-gaap	Gain Loss On Derivative Instruments Net Pretax GainLossOnDerivativeInstrumentsNetPretax	-44955000	USD
CY2017Q1	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	7964000	USD
CY2019	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	5136000	USD
CY2017Q1	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	990000	USD
	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	19832000	USD
CY2018	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-5596000	USD
CY2019	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-7898000	USD
	us-gaap	Incremental Common Shares Attributable To Conversion Of Preferred Stock IncrementalCommonSharesAttributableToConversionOfPreferredStock	0	shares
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits EffectiveIncomeTaxRateReconciliationTaxCredits	5.464
CY2017Q1	us-gaap	Effective Income Tax Rate Reconciliation Tax Exempt Income EffectiveIncomeTaxRateReconciliationTaxExemptIncome	0.350
	us-gaap	Effective Income Tax Rate Reconciliation Tax Exempt Income EffectiveIncomeTaxRateReconciliationTaxExemptIncome	0.000
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Tax Exempt Income EffectiveIncomeTaxRateReconciliationTaxExemptIncome	0.000
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Tax Exempt Income EffectiveIncomeTaxRateReconciliationTaxExemptIncome	0.000
CY2017Q1	us-gaap	Effective Income Tax Rate Reconciliation Tax Settlements State And Local EffectiveIncomeTaxRateReconciliationTaxSettlementsStateAndLocal	0.000
	us-gaap	Effective Income Tax Rate Reconciliation Tax Settlements State And Local EffectiveIncomeTaxRateReconciliationTaxSettlementsStateAndLocal	0.000
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Tax Settlements State And Local EffectiveIncomeTaxRateReconciliationTaxSettlementsStateAndLocal	0.000
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Tax Settlements State And Local EffectiveIncomeTaxRateReconciliationTaxSettlementsStateAndLocal	0.066
CY2018	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	1500000	USD
CY2019	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	0	USD
CY2017Q1	us-gaap	Gain Loss On Derivative Instruments Net Pretax GainLossOnDerivativeInstrumentsNetPretax	12886000	USD
	us-gaap	Gain Loss On Derivative Instruments Net Pretax GainLossOnDerivativeInstrumentsNetPretax	-66900000	USD
CY2018	us-gaap	Gain Loss On Derivative Instruments Net Pretax GainLossOnDerivativeInstrumentsNetPretax	1735000	USD
CY2018	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	54026000	USD
CY2019	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	62643000	USD
CY2017Q1	us-gaap	Impairment Of Oil And Gas Properties ImpairmentOfOilAndGasProperties	0	USD
	us-gaap	Impairment Of Oil And Gas Properties ImpairmentOfOilAndGasProperties	0	USD
CY2018	us-gaap	Impairment Of Oil And Gas Properties ImpairmentOfOilAndGasProperties	0	USD
CY2019	us-gaap	Impairment Of Oil And Gas Properties ImpairmentOfOilAndGasProperties	51000000	USD
CY2019	us-gaap	Impairment Of Oil And Gas Properties ImpairmentOfOilAndGasProperties	51081000	USD
CY2017Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-502734000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-18265000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	190137000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	6989000	USD
CY2017Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	230000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	2803000	USD
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	43035000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-36550000	USD
CY2017Q1	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	0	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	1994000	USD
CY2018	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	-1901000	USD
CY2019	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	-2000	USD
CY2017Q1	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	18330000	USD
	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	6619000	USD
CY2018	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	19526000	USD
CY2019	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-917000	USD
CY2017Q1	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	9152000	USD
	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	7022000	USD
CY2018	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	1683000	USD
CY2019	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	14597000	USD
CY2017Q1	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	2842000	USD
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	13175000	USD
CY2017Q1	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1561038000	USD
CY2018Q4	us-gaap	Liabilities Current LiabilitiesCurrent	144118000	USD
CY2018Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1692263000	USD
CY2019Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1690198000	USD
CY2019Q4	us-gaap	Liabilities Current LiabilitiesCurrent	156628000	USD
	us-gaap	Interest Expense InterestExpense	18454000	USD
CY2018	us-gaap	Interest Expense InterestExpense	35648000	USD
CY2019	us-gaap	Interest Expense InterestExpense	34234000	USD
CY2017Q1	us-gaap	Interest Paid Net InterestPaidNet	8057000	USD
	us-gaap	Interest Paid Net InterestPaidNet	14276000	USD
CY2018	us-gaap	Interest Paid Net InterestPaidNet	19761000	USD
CY2019	us-gaap	Interest Paid Net InterestPaidNet	30720000	USD
CY2018Q4	us-gaap	Interest Payable Current InterestPayableCurrent	10500000	USD
CY2019Q4	us-gaap	Interest Payable Current InterestPayableCurrent	10500000	USD
CY2019Q4	us-gaap	Lessor Operating Lease Payments To Be Received LessorOperatingLeasePaymentsToBeReceived	11969000	USD
CY2019Q4	us-gaap	Lessor Operating Lease Payments To Be Received Five Years LessorOperatingLeasePaymentsToBeReceivedFiveYears	1420000	USD
CY2019Q4	us-gaap	Lessor Operating Lease Payments To Be Received Four Years LessorOperatingLeasePaymentsToBeReceivedFourYears	1647000	USD
CY2019Q4	us-gaap	Lessor Operating Lease Payments To Be Received Next Twelve Months LessorOperatingLeasePaymentsToBeReceivedNextTwelveMonths	1723000	USD
CY2019Q4	us-gaap	Lessor Operating Lease Payments To Be Received Thereafter LessorOperatingLeasePaymentsToBeReceivedThereafter	3708000	USD
CY2019Q4	us-gaap	Lessor Operating Lease Payments To Be Received Three Years LessorOperatingLeasePaymentsToBeReceivedThreeYears	1740000	USD
CY2019Q4	us-gaap	Lessor Operating Lease Payments To Be Received Two Years LessorOperatingLeasePaymentsToBeReceivedTwoYears	1731000	USD
CY2017Q1	us-gaap	Liabilities Current LiabilitiesCurrent	126737000	USD
CY2017Q1	us-gaap	Liabilities Subject To Compromise LiabilitiesSubjectToCompromise	1000336000	USD
CY2018Q4	us-gaap	Long Term Debt LongTermDebt	391786000	USD
CY2019Q4	us-gaap	Long Term Debt LongTermDebt	394319000	USD
CY2017Q1	us-gaap	Long Term Debt Current LongTermDebtCurrent	0	USD
CY2018Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	391786000	USD
CY2019Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	394319000	USD
CY2017Q1	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	400000000	USD
CY2017Q1	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	653000	USD
	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	2320000	USD
CY2018	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	2140000	USD
CY2019	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	2073000	USD
CY2016Q4	us-gaap	Members Equity MembersEquity	502963000	USD
CY2017Q1	us-gaap	Members Equity MembersEquity	0	USD
CY2017Q1	us-gaap	Members Equity MembersEquity	0	USD
CY2017Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-162668000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-43170000	USD
CY2018	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	15911000	USD
CY2019	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-85484000	USD
CY2017Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-3133000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-80525000	USD
CY2018	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-121440000	USD
CY2019	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-225025000	USD
CY2017Q1	us-gaap	Oil And Gas Property Successful Effort Method Net OilAndGasPropertySuccessfulEffortMethodNet	1243600000	USD
CY2017Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	22431000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	107399000	USD
CY2018	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	105471000	USD
CY2019	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	241829000	USD
CY2017Q1	us-gaap	Net Income Loss NetIncomeLoss	-502964000	USD
CY2017Q1	us-gaap	Net Income Loss NetIncomeLoss	-502964000	USD
	us-gaap	Net Income Loss NetIncomeLoss	-21068000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	147102000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	43539000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-39316000	USD
CY2018	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	49160000	USD
CY2019	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	43539000	USD
CY2017Q1	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-8308000	USD
	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-14383000	USD
CY2018	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-35405000	USD
CY2019	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-34154000	USD
CY2018Q4	us-gaap	Oil And Gas Property Successful Effort Method Accumulated Depreciation Depletion Amortization And Impairment OilAndGasPropertySuccessfulEffortMethodAccumulatedDepreciationDepletionAmortizationAndImpairment	123217000	USD
CY2019Q4	us-gaap	Oil And Gas Property Successful Effort Method Accumulated Depreciation Depletion Amortization And Impairment OilAndGasPropertySuccessfulEffortMethodAccumulatedDepreciationDepletionAmortizationAndImpairment	209105000	USD
CY2017Q1	us-gaap	Oil And Gas Property Successful Effort Method Accumulated Depreciation Depletion Amortization And Impairment OilAndGasPropertySuccessfulEffortMethodAccumulatedDepreciationDepletionAmortizationAndImpairment	0	USD
CY2018Q4	us-gaap	Oil And Gas Property Successful Effort Method Gross OilAndGasPropertySuccessfulEffortMethodGross	1461993000	USD
CY2019Q4	us-gaap	Oil And Gas Property Successful Effort Method Gross OilAndGasPropertySuccessfulEffortMethodGross	1675717000	USD
CY2017Q1	us-gaap	Oil And Gas Property Successful Effort Method Gross OilAndGasPropertySuccessfulEffortMethodGross	1243600000	USD
CY2018Q4	us-gaap	Oil And Gas Property Successful Effort Method Net OilAndGasPropertySuccessfulEffortMethodNet	1338776000	USD
CY2019Q4	us-gaap	Oil And Gas Property Successful Effort Method Net OilAndGasPropertySuccessfulEffortMethodNet	1466612000	USD
CY2017Q1	us-gaap	Operating Loss Carryforwards OperatingLossCarryforwards	0	USD
CY2017Q1	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	4870000	USD
CY2018Q4	us-gaap	Other Assets Current OtherAssetsCurrent	464000	USD
CY2019Q4	us-gaap	Other Assets Current OtherAssetsCurrent	846000	USD
CY2018Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	17244000	USD
CY2019Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	12974000	USD
CY2017Q1	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	47038000	USD
CY2018Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	14902000	USD
CY2019Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	33586000	USD
CY2017Q1	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	154064000	USD
CY2017Q1	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	25000	USD
	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	22930000	USD
CY2018	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	2747000	USD
CY2019	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-5518000	USD
CY2017Q1	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-63000	USD
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	4071000	USD
CY2018	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	243000	USD
CY2019	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	80000	USD
CY2017Q1	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	183000	USD
	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	22930000	USD
CY2017Q1	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	0	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	0	USD
CY2019	us-gaap	Payments For Repurchase Of Convertible Preferred Stock PaymentsForRepurchaseOfConvertiblePreferredStock	0	USD
CY2017Q1	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	0	USD
CY2017Q1	us-gaap	Postconfirmation Liabilities PostconfirmationLiabilities	245702000	USD
CY2018	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	7365000	USD
CY2018	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	7000000	USD
	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	22170000	USD
CY2019	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	39157000	USD
CY2019	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	39000000	USD
CY2018	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	9193000	USD
CY2019	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	0	USD
CY2018	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	2747000	USD
CY2017Q1	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	0	USD
	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	0	USD
CY2019	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	-4588000	USD
CY2017Q1	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	0	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	0	USD
CY2018	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	23712000	USD
CY2019	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	0	USD
CY2017Q1	us-gaap	Payments For Repurchase Of Convertible Preferred Stock PaymentsForRepurchaseOfConvertiblePreferredStock	0	USD
	us-gaap	Payments For Repurchase Of Convertible Preferred Stock PaymentsForRepurchaseOfConvertiblePreferredStock	0	USD
CY2018Q3	us-gaap	Payments For Repurchase Of Convertible Preferred Stock PaymentsForRepurchaseOfConvertiblePreferredStock	60000000	USD
CY2018	us-gaap	Payments For Repurchase Of Convertible Preferred Stock PaymentsForRepurchaseOfConvertiblePreferredStock	60273000	USD
CY2018	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	11301000	USD
CY2019	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	0	USD
CY2017Q1	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	0	USD
	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	0	USD
CY2018	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	3699000	USD
CY2019	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	1268000	USD
CY2017Q3	us-gaap	Payments To Acquire Oil And Gas Property PaymentsToAcquireOilAndGasProperty	249000000	USD
CY2019	us-gaap	Payments To Acquire Oil And Gas Property PaymentsToAcquireOilAndGasProperty	2900000	USD
CY2017Q1	us-gaap	Payments To Acquire Oil And Gas Property And Equipment PaymentsToAcquireOilAndGasPropertyAndEquipment	0	USD
	us-gaap	Payments To Acquire Oil And Gas Property And Equipment PaymentsToAcquireOilAndGasPropertyAndEquipment	249338000	USD
CY2018	us-gaap	Payments To Acquire Oil And Gas Property And Equipment PaymentsToAcquireOilAndGasPropertyAndEquipment	0	USD
CY2019	us-gaap	Payments To Acquire Oil And Gas Property And Equipment PaymentsToAcquireOilAndGasPropertyAndEquipment	2840000	USD
CY2017Q1	us-gaap	Payments To Acquire Other Property Plant And Equipment PaymentsToAcquireOtherPropertyPlantAndEquipment	662000	USD
	us-gaap	Payments To Acquire Other Property Plant And Equipment PaymentsToAcquireOtherPropertyPlantAndEquipment	12767000	USD
CY2018	us-gaap	Payments To Acquire Other Property Plant And Equipment PaymentsToAcquireOtherPropertyPlantAndEquipment	15056000	USD
CY2019	us-gaap	Payments To Acquire Other Property Plant And Equipment PaymentsToAcquireOtherPropertyPlantAndEquipment	16792000	USD
CY2017Q1	us-gaap	Payments To Explore And Develop Oil And Gas Properties PaymentsToExploreAndDevelopOilAndGasProperties	247000	USD
	us-gaap	Payments To Explore And Develop Oil And Gas Properties PaymentsToExploreAndDevelopOilAndGasProperties	50229000	USD
CY2018	us-gaap	Payments To Explore And Develop Oil And Gas Properties PaymentsToExploreAndDevelopOilAndGasProperties	94225000	USD
CY2019	us-gaap	Payments To Explore And Develop Oil And Gas Properties PaymentsToExploreAndDevelopOilAndGasProperties	219176000	USD
CY2017Q1	us-gaap	Postconfirmation Accumulated Depreciation And Amortization PostconfirmationAccumulatedDepreciationAndAmortization	0	USD
CY2017Q1	us-gaap	Postconfirmation Buildings And Improvements PostconfirmationBuildingsAndImprovements	2740000	USD
CY2017Q1	us-gaap	Postconfirmation Furniture And Fixtures PostconfirmationFurnitureAndFixtures	5040000	USD
CY2017Q1	us-gaap	Postconfirmation Land PostconfirmationLand	8262000	USD
CY2017Q1	us-gaap	Postconfirmation Property And Equipment Net PostconfirmationPropertyAndEquipmentNet	108803000	USD
CY2017Q4	us-gaap	Preferred Stock Amount Of Preferred Dividends In Arrears PreferredStockAmountOfPreferredDividendsInArrears	18000000	USD
CY2017Q1	us-gaap	Preferred Stock Dividend Rate Percentage PreferredStockDividendRatePercentage	0.06
	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	18248000	USD
CY2017Q1	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	16752000	USD
CY2018Q4	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	4656000	USD
CY2019Q4	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	4577000	USD
CY2017Q1	us-gaap	Proceeds From Issuance Initial Public Offering ProceedsFromIssuanceInitialPublicOffering	0	USD
	us-gaap	Proceeds From Issuance Initial Public Offering ProceedsFromIssuanceInitialPublicOffering	0	USD
CY2018	us-gaap	Proceeds From Issuance Initial Public Offering ProceedsFromIssuanceInitialPublicOffering	133805000	USD
CY2019	us-gaap	Proceeds From Issuance Initial Public Offering ProceedsFromIssuanceInitialPublicOffering	0	USD
CY2018Q3	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	87000000	USD
CY2018	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	97942000	USD
CY2019	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	0	USD
CY2018Q2	us-gaap	Preferred Stock Dividends Per Share Cash Paid PreferredStockDividendsPerShareCashPaid	0.15
CY2018	us-gaap	Preferred Stock Dividends Per Share Declared PreferredStockDividendsPerShareDeclared	0.308
CY2018	us-gaap	Preferred Stock Dividends Per Share Declared PreferredStockDividendsPerShareDeclared	0.308
CY2018	us-gaap	Preferred Stock Dividends Shares PreferredStockDividendsShares	1825000	shares
CY2017Q1	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.001
CY2017Q4	us-gaap	Preferred Stock Per Share Amounts Of Preferred Dividends In Arrears PreferredStockPerShareAmountsOfPreferredDividendsInArrears	0.51
CY2017Q1	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	250000000	shares
CY2018Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2019Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2017Q1	us-gaap	Preferred Stock Value PreferredStockValue	335000000	USD
CY2018Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	14367000	USD
CY2019Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	19399000	USD
CY2017Q1	us-gaap	Proceeds From Issuance Of Convertible Preferred Stock ProceedsFromIssuanceOfConvertiblePreferredStock	335000000	USD
	us-gaap	Proceeds From Issuance Of Convertible Preferred Stock ProceedsFromIssuanceOfConvertiblePreferredStock	0	USD
CY2018	us-gaap	Proceeds From Issuance Of Convertible Preferred Stock ProceedsFromIssuanceOfConvertiblePreferredStock	0	USD
CY2019	us-gaap	Proceeds From Issuance Of Convertible Preferred Stock ProceedsFromIssuanceOfConvertiblePreferredStock	0	USD
CY2017Q1	us-gaap	Proceeds From Issuance Of Unsecured Debt ProceedsFromIssuanceOfUnsecuredDebt	0	USD
	us-gaap	Proceeds From Issuance Of Unsecured Debt ProceedsFromIssuanceOfUnsecuredDebt	0	USD
CY2018	us-gaap	Proceeds From Issuance Of Unsecured Debt ProceedsFromIssuanceOfUnsecuredDebt	400000000	USD
CY2019	us-gaap	Proceeds From Issuance Of Unsecured Debt ProceedsFromIssuanceOfUnsecuredDebt	0	USD
CY2017Q1	us-gaap	Proceeds From Sale Of Other Property Plant And Equipment ProceedsFromSaleOfOtherPropertyPlantAndEquipment	25000	USD
	us-gaap	Proceeds From Sale Of Other Property Plant And Equipment ProceedsFromSaleOfOtherPropertyPlantAndEquipment	234292000	USD
CY2018	us-gaap	Proceeds From Sale Of Other Property Plant And Equipment ProceedsFromSaleOfOtherPropertyPlantAndEquipment	8212000	USD
CY2019	us-gaap	Proceeds From Sale Of Other Property Plant And Equipment ProceedsFromSaleOfOtherPropertyPlantAndEquipment	969000	USD
CY2018Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	119710000	USD
CY2019Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	135117000	USD
CY2017Q1	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	108803000	USD
CY2018Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	103932000	USD
CY2019Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	109655000	USD
CY2017Q1	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	108803000	USD
CY2018Q4	us-gaap	Proved Oil And Gas Property Successful Effort Method ProvedOilAndGasPropertySuccessfulEffortMethod	1073959000	USD
CY2019Q4	us-gaap	Proved Oil And Gas Property Successful Effort Method ProvedOilAndGasPropertySuccessfulEffortMethod	1361814000	USD
CY2017Q1	us-gaap	Proved Oil And Gas Property Successful Effort Method ProvedOilAndGasPropertySuccessfulEffortMethod	712400000	USD
CY2017Q1	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	0	USD
	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	970000	USD
CY2019	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	153000	USD
CY2018Q4	us-gaap	Restricted Cash And Cash Equivalents Noncurrent RestrictedCashAndCashEquivalentsNoncurrent	0	USD
CY2019Q4	us-gaap	Restricted Cash And Cash Equivalents Noncurrent RestrictedCashAndCashEquivalentsNoncurrent	0	USD
CY2018	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	-20000	USD
CY2019Q4	us-gaap	Purchase Obligation PurchaseObligation	13462000	USD
CY2019Q4	us-gaap	Purchase Obligation Due After Fifth Year PurchaseObligationDueAfterFifthYear	0	USD
CY2019Q4	us-gaap	Purchase Obligation Due In Fifth Year PurchaseObligationDueInFifthYear	0	USD
CY2019Q4	us-gaap	Purchase Obligation Due In Fourth Year PurchaseObligationDueInFourthYear	1061000	USD
CY2019Q4	us-gaap	Purchase Obligation Due In Next Twelve Months PurchaseObligationDueInNextTwelveMonths	7136000	USD
CY2019Q4	us-gaap	Purchase Obligation Due In Second Year PurchaseObligationDueInSecondYear	2675000	USD
CY2019Q4	us-gaap	Purchase Obligation Due In Third Year PurchaseObligationDueInThirdYear	2590000	USD
CY2017Q1	us-gaap	Reorganization Items ReorganizationItems	507720000	USD
	us-gaap	Reorganization Items ReorganizationItems	1732000	USD
CY2018	us-gaap	Reorganization Items ReorganizationItems	-24690000	USD
CY2019	us-gaap	Reorganization Items ReorganizationItems	426000	USD
CY2017Q1	us-gaap	Reorganization Value ReorganizationValue	1722585000	USD
CY2016Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	197793000	USD
CY2017Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	34833000	USD
CY2018Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	0	USD
CY2019Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	0	USD
CY2017Q1	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	52860000	USD
CY2016Q4	us-gaap	Restricted Cash And Cash Equivalents Noncurrent RestrictedCashAndCashEquivalentsNoncurrent	128000	USD
CY2017Q4	us-gaap	Restricted Cash And Cash Equivalents Noncurrent RestrictedCashAndCashEquivalentsNoncurrent	0	USD
CY2017Q1	us-gaap	Restricted Cash And Cash Equivalents Noncurrent RestrictedCashAndCashEquivalentsNoncurrent	125000	USD
CY2017Q1	us-gaap	Restricted Cash Noncurrent RestrictedCashNoncurrent	125000	USD
CY2017Q1	us-gaap	Results Of Operations Transportation Costs ResultsOfOperationsTransportationCosts	6194000	USD
	us-gaap	Results Of Operations Transportation Costs ResultsOfOperationsTransportationCosts	19238000	USD
CY2018	us-gaap	Results Of Operations Transportation Costs ResultsOfOperationsTransportationCosts	9860000	USD
CY2019	us-gaap	Results Of Operations Transportation Costs ResultsOfOperationsTransportationCosts	8059000	USD
CY2018Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	116042000	USD
CY2019Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	120528000	USD
CY2017Q1	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	79832000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	386569000	USD
CY2018	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	591178000	USD
CY2019	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	597403000	USD
CY2017Q1	us-gaap	Revenue Not From Contract With Customer Other RevenueNotFromContractWithCustomerOther	1424000	USD
	us-gaap	Revenue Not From Contract With Customer Other RevenueNotFromContractWithCustomerOther	3975000	USD
CY2018	us-gaap	Revenue Not From Contract With Customer Other RevenueNotFromContractWithCustomerOther	774000	USD
CY2019	us-gaap	Revenue Not From Contract With Customer Other RevenueNotFromContractWithCustomerOther	316000	USD
CY2017Q1	us-gaap	Revenues Revenues	92718000	USD
	us-gaap	Revenues Revenues	319669000	USD
CY2018	us-gaap	Revenues Revenues	586557000	USD
CY2019	us-gaap	Revenues Revenues	559405000	USD
CY2017Q1	us-gaap	Share Based Compensation ShareBasedCompensation	0	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	1851000	USD
CY2018	us-gaap	Share Based Compensation ShareBasedCompensation	6750000	USD
CY2018Q4	us-gaap	Stockholders Equity StockholdersEquity	1006446000	USD
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	972448000	USD
CY2019	us-gaap	Share Based Compensation ShareBasedCompensation	8647000	USD
CY2018	us-gaap	Stock Issued During Period Value Conversion Of Convertible Securities Net Of Adjustments StockIssuedDuringPeriodValueConversionOfConvertibleSecuritiesNetOfAdjustments	0	USD
CY2018	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	133805000	USD
CY2018	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	23712000	USD
CY2017Q4	us-gaap	Stockholders Equity StockholdersEquity	859310000	USD
CY2017Q1	us-gaap	Stockholders Equity StockholdersEquity	878527000	USD
CY2017Q1	us-gaap	Stockholders Equity Other StockholdersEquityOther	-1000	USD
CY2019Q4	us-gaap	Tax Credit Carryforward Amount TaxCreditCarryforwardAmount	48000000	USD
	us-gaap	Tax Cuts And Jobs Act Of2017 Incomplete Accounting Change In Tax Rate Deferred Tax Asset Provisional Income Tax Expense TaxCutsAndJobsActOf2017IncompleteAccountingChangeInTaxRateDeferredTaxAssetProvisionalIncomeTaxExpense	2700000	USD
CY2017Q1	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	5212000	USD
	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	34211000	USD
CY2018	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	33117000	USD
CY2019	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	40645000	USD
CY2018	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	9.88
CY2019	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	9.99
CY2018Q4	us-gaap	Treasury Stock Common Shares TreasuryStockCommonShares	448661	shares
CY2019Q4	us-gaap	Treasury Stock Common Shares TreasuryStockCommonShares	5112246	shares
CY2018	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	5057682	shares
CY2019	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	4609021	shares
CY2018Q4	us-gaap	Treasury Stock Value TreasuryStockValue	24218000	USD
CY2019Q4	us-gaap	Treasury Stock Value TreasuryStockValue	49995000	USD
CY2018	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	3953000	USD
CY2019	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	46042000	USD
CY2018Q4	us-gaap	Unproved Oil And Gas Property Successful Effort Method UnprovedOilAndGasPropertySuccessfulEffortMethod	388034000	USD
CY2019Q4	us-gaap	Unproved Oil And Gas Property Successful Effort Method UnprovedOilAndGasPropertySuccessfulEffortMethod	313903000	USD
CY2017Q1	us-gaap	Unproved Oil And Gas Property Successful Effort Method UnprovedOilAndGasPropertySuccessfulEffortMethod	531200000	USD
CY2017Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	0	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	0	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	13900000	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	13892000	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	0	USD
CY2018	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	0	USD
CY2019	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	7172000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	0	USD
CY2019	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	6720000	USD
CY2019Q4	us-gaap	Unrecorded Unconditional Purchase Obligation Balance Sheet Amount UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount	6000000	USD
	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	0	shares
CY2018	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	189000	shares
CY2019	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	572000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	38644000	shares
CY2018	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	57932000	shares
CY2019	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	81951000	shares
CY2017Q1	us-gaap	Weighted Average Number Of Shares Contingently Issuable WeightedAverageNumberOfSharesContingentlyIssuable	7080000	shares
	us-gaap	Weighted Average Number Of Shares Contingently Issuable WeightedAverageNumberOfSharesContingentlyIssuable	7080000	shares
CY2018	us-gaap	Weighted Average Number Of Shares Contingently Issuable WeightedAverageNumberOfSharesContingentlyIssuable	7080000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	39000000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	38644000	shares
CY2018	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	58000000	shares
CY2018	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	57743000	shares
CY2019	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	81379000	shares
CY2019	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	81000000	shares
CY2019	us-gaap	Concentration Risk Credit Risk ConcentrationRiskCreditRisk	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;padding-bottom:16px;padding-top:0px;text-align:justify;text-indent:24px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-style:italic;">Business and Credit Concentrations</font></div><div style="line-height:120%;padding-bottom:16px;padding-top:0px;text-align:justify;text-indent:24px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;color:#000000;">We maintain our cash in bank deposit accounts which, at times, may exceed federally insured amounts. We have not experienced any losses in such accounts. We believe we are not exposed to any significant credit risk on our cash.</font></div><div style="line-height:120%;padding-bottom:16px;padding-top:0px;text-align:justify;text-indent:24px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;color:#000000;">We also sell oil, natural gas and NGLs to various types of customers, including pipelines, refineries and other oil and natural gas companies and electricity to utility companies. Based on the current demand for oil, natural gas and NGLs and the availability of other purchasers, we believe that the loss of any one of our major purchasers would not have a material adverse effect on our financial condition, results of operations or net cash provided by operating activities.</font></div></div>
CY2019	us-gaap	Prior Period Reclassification Adjustment Description PriorPeriodReclassificationAdjustmentDescription	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;padding-bottom:16px;padding-top:0px;text-align:justify;text-indent:24px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;color:#000000;font-style:italic;">Reclassification</font></div><div style="line-height:120%;padding-bottom:16px;padding-top:0px;text-align:justify;text-indent:24px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;color:#000000;">We reclassified certain prior year amounts in the cash flow statements to conform to the current year presentation. These reclassifications had no material impact on the financial statements.</font></div></div>
CY2019	us-gaap	Use Of Estimates UseOfEstimates	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;padding-bottom:16px;padding-top:0px;text-align:left;text-indent:24px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-style:italic;">Use of Estimates</font></div><div style="line-height:120%;padding-bottom:16px;padding-top:0px;text-align:justify;text-indent:24px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;color:#000000;">The preparation of the accompanying consolidated financial statements in conformity with GAAP required management of the Company to make informed estimates and assumptions about future events. These estimates and the underlying assumptions affect the amount of assets and liabilities reported, disclosures about contingent assets and liabilities, and reported amounts of revenues and expenses.</font></div><div style="line-height:120%;padding-bottom:16px;padding-top:0px;text-align:justify;text-indent:24px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;color:#000000;">Estimates that are particularly significant to the financial statements include estimates of our reserves of oil and gas, future cash flows from oil and gas properties, depreciation, depletion and amortization, asset retirement obligations, fair values of commodity derivatives and fair values of assets acquired and liabilities assumed. In addition, as part of fresh-start accounting, we made estimates and assumptions related to our reorganization value, liabilities subject to compromise and the fair value of assets and liabilities recorded.</font></div><div style="line-height:120%;padding-bottom:16px;padding-top:0px;text-align:justify;text-indent:24px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-style:italic;"></font></div></div>

Files In Submission

Name	View Source	Status
0001705873-20-000014-index-headers.html	Edgar Link	pending
0001705873-20-000014-index.html	Edgar Link	pending
0001705873-20-000014.txt	Edgar Link	pending
0001705873-20-000014-xbrl.zip	Edgar Link	pending
a2019exh1011-emplagmthunter.htm	Edgar Link	pending
a2019exh1012-emplagmtsilva.htm	Edgar Link	pending
a2019exhibit1013-smith2are.htm	Edgar Link	pending
a2019exhibit211-listofsubs.htm	Edgar Link	pending
a2019exhibit231-kpmgconsent.htm	Edgar Link	pending
a2019exhibit232-dmconsent.htm	Edgar Link	pending
a2019exhibit311-ceo302cert.htm	Edgar Link	pending
a2019exhibit312-cfo302cert.htm	Edgar Link	pending
a2019exhibit321-906certifi.htm	Edgar Link	pending
a2019exhibit44-descofsecur.htm	Edgar Link	pending
bry-20191231.xml	Edgar Link	completed
bry-20191231.xsd	Edgar Link	pending
bry-20191231_cal.xml	Edgar Link	unprocessable
bry-20191231_def.xml	Edgar Link	unprocessable
bry-20191231_lab.xml	Edgar Link	unprocessable
bry-20191231_pre.xml	Edgar Link	unprocessable
bryform10-k2019.htm	Edgar Link	pending
chart-2ae00bf8b4765006a02.jpg	Edgar Link	pending
exhibit991-dmreservereport.htm	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
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$BRY
Berry Corp (bry) Stock $bry

2018 Q4 Form 10-K Financial Statement

#000170587320000014 Filed on February 27, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$BRY Berry Corp (bry) Stock $bry

2018 Q4 Form 10-K Financial Statement

#000170587320000014 Filed on February 27, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$BRY
Berry Corp (bry) Stock $bry