$REI
RING ENERGY, INC.

2019 Q3 Form 10-K Financial Statement

#000110465920034179 Filed on March 16, 2020

View on sec.gov

Income Statement

Concept 2019 Q3 2019 Q2 2019 Q1
Revenue $50.34M $51.33M $41.80M
YoY Change 54.0% 71.54% 39.83%
Cost Of Revenue $15.48M $11.57M $9.409M
YoY Change 114.44% 74.28% 62.73%
Gross Profit $34.86M $39.77M $32.39M
YoY Change 36.88% 70.76% 34.34%
Gross Profit Margin 69.25% 77.46% 77.49%
Selling, General & Admin $3.860M $4.271M $6.926M
YoY Change 20.43% 35.6% 124.15%
% of Gross Profit 11.07% 10.74% 21.38%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization $14.12M $14.62M $12.93M
YoY Change 29.13% 59.83% 15971.72%
% of Gross Profit 40.49% 36.75% 39.92%
Operating Expenses $18.21M $19.12M $20.07M
YoY Change 27.32% 53.42% 70.82%
Operating Profit $14.34M $17.64M $10.24M
YoY Change 49.17% 87.67% -6.4%
Interest Expense $4.557M $4.260M $773.0K
YoY Change 11028.64% 1637.78%
% of Operating Profit 31.77% 24.15% 7.55%
Other Income/Expense, Net -$2.679M -$2.728M -$1.101M
YoY Change -19.41% -20.19% -52.14%
Pretax Income $11.66M $14.91M $9.134M
YoY Change 85.41% 149.35% 5.79%
Income Tax $2.805M $3.565M $4.865M
% Of Pretax Income 24.05% 23.92% 53.26%
Net Earnings $8.858M $11.34M $4.269M
YoY Change 55.58% 140.32% -24.65%
Net Earnings / Revenue 17.6% 22.1% 10.21%
Basic Earnings Per Share $0.13 $0.17 $0.07
Diluted Earnings Per Share $0.13 $0.17 $0.07
COMMON SHARES
Basic Shares Outstanding 67.81M 67.36M 63.23M
Diluted Shares Outstanding 67.84M 67.67M 63.99M

Balance Sheet

Concept 2019 Q3 2019 Q2 2019 Q1
SHORT-TERM ASSETS
Cash & Short-Term Investments $7.599M $10.58M $2.607M
YoY Change 101.52% -21.05% -94.45%
Cash & Equivalents $7.599M $10.58M $2.607M
Short-Term Investments
Other Short-Term Assets $5.895M $4.963M $3.431M
YoY Change 1454.85% 1140.72% 3331.26%
Inventory
Prepaid Expenses $3.340M $3.479M $3.014M
Receivables $18.29M $21.78M $27.94M
Other Receivables $2.025M $1.292M $2.553M
Total Short-Term Assets $33.81M $38.61M $36.53M
YoY Change 92.08% 45.46% -40.36%
LONG-TERM ASSETS
Property, Plant & Equipment $919.5M $911.9M $878.6M
YoY Change 80.59% 94.29% 111.9%
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments
YoY Change
Other Assets $4.084M $3.593M $10.10M
YoY Change -40.83% -52.73% 21.63%
Total Long-Term Assets $923.5M $915.4M $881.8M
YoY Change 78.96% 91.95% 108.5%
TOTAL ASSETS
Total Short-Term Assets $33.81M $38.61M $36.53M
Total Long-Term Assets $923.5M $915.4M $881.8M
Total Assets $957.4M $954.1M $918.4M
YoY Change 79.4% 89.5% 89.67%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable $51.81M $67.26M $63.86M
YoY Change 21.96% 82.33% 157.28%
Accrued Expenses $169.1K $294.1K $417.6K
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt $0.00 $0.00 $0.00
YoY Change
Long-Term Debt Due $272.5K $204.1K
YoY Change
Total Short-Term Liabilities $52.26M $67.76M $92.98M
YoY Change 6.84% 58.51% 214.31%
LONG-TERM LIABILITIES
Long-Term Debt $367.1M $360.9M $84.50M
YoY Change 2059.34%
Other Long-Term Liabilities $16.70M $16.54M $273.2M
YoY Change 64.48% 68.74% 2806.35%
Total Long-Term Liabilities $383.8M $377.4M $357.7M
YoY Change 1313.32% 3751.5% 3705.28%
TOTAL LIABILITIES
Total Short-Term Liabilities $52.26M $67.76M $92.98M
Total Long-Term Liabilities $383.8M $377.4M $357.7M
Total Liabilities $439.5M $445.8M $450.7M
YoY Change 477.78% 748.23% 1054.72%
SHAREHOLDERS EQUITY
Retained Earnings -$7.886M -$16.74M -$28.09M
YoY Change -68.8% -45.94% -21.3%
Common Stock $67.81K $67.81K $63.23K
YoY Change 12.1% 12.29% 4.71%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity $517.9M $508.2M $467.7M
YoY Change
Total Liabilities & Shareholders Equity $957.4M $954.1M $918.4M
YoY Change 79.4% 89.5% 89.67%

Cashflow Statement

Concept 2019 Q3 2019 Q2 2019 Q1
OPERATING ACTIVITIES
Net Income $8.858M $11.34M $4.269M
YoY Change 55.58% 140.32% -24.65%
Depreciation, Depletion And Amortization $14.12M $14.62M $12.93M
YoY Change 29.13% 59.83% 15971.72%
Cash From Operating Activities $27.18M $25.58M $9.830M
YoY Change 45.14% -45.5% -171.94%
INVESTING ACTIVITIES
Capital Expenditures -$36.09M -$293.6M -$55.59M
YoY Change -20.46% 264.07% 53.81%
Acquisitions
YoY Change
Other Investing Activities $0.00 $0.00
YoY Change -100.0% -100.0%
Cash From Investing Activities -$36.09M -$293.6M -$55.59M
YoY Change -20.47% 264.52% 53.86%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net $0.00
YoY Change -100.0%
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities 5.937M 276.0M 45.00M
YoY Change -65.06% -45.0%
NET CHANGE
Cash From Operating Activities 27.18M 25.58M 9.830M
Cash From Investing Activities -36.09M -293.6M -55.59M
Cash From Financing Activities 5.937M 276.0M 45.00M
Net Change In Cash -2.980M 7.972M -757.0K
YoY Change -69.17% -123.73% -102.36%
FREE CASH FLOW
Cash From Operating Activities $27.18M $25.58M $9.830M
Capital Expenditures -$36.09M -$293.6M -$55.59M
Free Cash Flow $63.27M $319.2M $65.42M
YoY Change -1.3% 150.17% 191.05%

Facts In Submission

Frame Concept Type Concept / XBRL Key Value Unit
CY2017 us-gaap Investment Income Interest
InvestmentIncomeInterest
291083
CY2019 us-gaap Interest Expense
InterestExpense
13865556
CY2018 us-gaap Interest Expense
InterestExpense
427898
CY2019 dei Entity Address Address Line1
EntityAddressAddressLine1
901 West Wall St, 3rd Floor
CY2019 dei Entity Central Index Key
EntityCentralIndexKey
0001384195
CY2019 dei Current Fiscal Year End Date
CurrentFiscalYearEndDate
--12-31
CY2019 dei Document Fiscal Year Focus
DocumentFiscalYearFocus
2019
CY2019 dei Document Fiscal Period Focus
DocumentFiscalPeriodFocus
FY
CY2019 dei Amendment Flag
AmendmentFlag
false
CY2018Q4 us-gaap Preferred Stock Shares Outstanding
PreferredStockSharesOutstanding
0
CY2019Q4 us-gaap Preferred Stock Shares Outstanding
PreferredStockSharesOutstanding
0
CY2019Q4 us-gaap Common Stock Shares Outstanding
CommonStockSharesOutstanding
67993797
CY2018Q4 us-gaap Common Stock Shares Issued
CommonStockSharesIssued
63229710
CY2019Q1 us-gaap Line Of Credit Facility Expiration Period
LineOfCreditFacilityExpirationPeriod
P5Y
CY2019Q1 us-gaap Preferred Stock Shares Outstanding
PreferredStockSharesOutstanding
0
CY2019Q2 us-gaap Preferred Stock Shares Issued
PreferredStockSharesIssued
0
CY2019Q2 us-gaap Preferred Stock Shares Outstanding
PreferredStockSharesOutstanding
0
CY2019Q3 us-gaap Preferred Stock Shares Issued
PreferredStockSharesIssued
0.00
CY2019Q3 us-gaap Preferred Stock Shares Outstanding
PreferredStockSharesOutstanding
0.00
CY2019 dei Document Type
DocumentType
10-K
CY2019 dei Document Annual Report
DocumentAnnualReport
true
CY2019 dei Document Period End Date
DocumentPeriodEndDate
2019-12-31
CY2019 dei Document Transition Report
DocumentTransitionReport
false
CY2019 dei Entity File Number
EntityFileNumber
001-36057
CY2019 dei Entity Registrant Name
EntityRegistrantName
Ring Energy, Inc.
CY2019 dei Entity Incorporation State Country Code
EntityIncorporationStateCountryCode
NV
CY2019 dei Entity Tax Identification Number
EntityTaxIdentificationNumber
90-0406406
CY2019 dei Entity Address City Or Town
EntityAddressCityOrTown
Midland
CY2019 dei Entity Address State Or Province
EntityAddressStateOrProvince
TX
CY2019 dei Entity Address Postal Zip Code
EntityAddressPostalZipCode
79701
CY2019 dei City Area Code
CityAreaCode
432
CY2019 dei Local Phone Number
LocalPhoneNumber
682-7464
CY2019 dei Security12b Title
Security12bTitle
Common Stock, par value $0.001
CY2019 dei Trading Symbol
TradingSymbol
REI
CY2019 dei Security Exchange Name
SecurityExchangeName
NYSEAMER
CY2019 dei Entity Well Known Seasoned Issuer
EntityWellKnownSeasonedIssuer
No
CY2019 dei Entity Voluntary Filers
EntityVoluntaryFilers
No
CY2019 dei Entity Current Reporting Status
EntityCurrentReportingStatus
Yes
CY2019 dei Entity Interactive Data Current
EntityInteractiveDataCurrent
Yes
CY2019 dei Entity Filer Category
EntityFilerCategory
Accelerated Filer
CY2019 dei Entity Small Business
EntitySmallBusiness
false
CY2019 dei Entity Emerging Growth Company
EntityEmergingGrowthCompany
false
CY2019 dei Entity Shell Company
EntityShellCompany
false
CY2019Q2 dei Entity Public Float
EntityPublicFloat
184597550
CY2020Q1 dei Entity Common Stock Shares Outstanding
EntityCommonStockSharesOutstanding
67993797
CY2019Q4 us-gaap Cash
Cash
10004622
CY2018Q4 us-gaap Cash
Cash
3363726
CY2019Q4 us-gaap Accounts Receivable Net Current
AccountsReceivableNetCurrent
22909195
CY2018Q4 us-gaap Accounts Receivable Net Current
AccountsReceivableNetCurrent
12643478
CY2019Q4 us-gaap Oil And Gas Joint Interest Billing Receivables Current
OilAndGasJointInterestBillingReceivablesCurrent
1812469
CY2019Q4 us-gaap Preferred Stock Shares Authorized
PreferredStockSharesAuthorized
50000000
CY2018Q4 us-gaap Oil And Gas Joint Interest Billing Receivables Current
OilAndGasJointInterestBillingReceivablesCurrent
578144
CY2019Q4 us-gaap Prepaid Expense Current
PrepaidExpenseCurrent
3982255
CY2018Q4 us-gaap Prepaid Expense Current
PrepaidExpenseCurrent
258909
CY2019Q4 us-gaap Assets Current
AssetsCurrent
38708541
CY2018Q4 us-gaap Assets Current
AssetsCurrent
16844257
CY2019Q4 us-gaap Oil And Gas Property Full Cost Method Gross
OilAndGasPropertyFullCostMethodGross
1083966135
CY2018Q4 us-gaap Oil And Gas Property Full Cost Method Gross
OilAndGasPropertyFullCostMethodGross
641121398
CY2019Q4 us-gaap Finance Lease Right Of Use Asset
FinanceLeaseRightOfUseAsset
858513
CY2018Q4 us-gaap Finance Lease Right Of Use Asset
FinanceLeaseRightOfUseAsset
0
CY2019Q4 us-gaap Property Plant And Equipment Other
PropertyPlantAndEquipmentOther
1465551
CY2018Q4 us-gaap Property Plant And Equipment Other
PropertyPlantAndEquipmentOther
1465551
CY2019Q4 us-gaap Property Plant And Equipment Gross
PropertyPlantAndEquipmentGross
1086290199
CY2018Q4 us-gaap Property Plant And Equipment Gross
PropertyPlantAndEquipmentGross
642586949
CY2019Q4 us-gaap Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
157074044
CY2018Q4 us-gaap Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
100576087
CY2019Q4 us-gaap Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
929216155
CY2018Q4 us-gaap Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
542010862
CY2019Q4 us-gaap Operating Lease Right Of Use Asset
OperatingLeaseRightOfUseAsset
1867044
CY2018Q4 us-gaap Operating Lease Right Of Use Asset
OperatingLeaseRightOfUseAsset
0
CY2019Q4 us-gaap Deferred Income Tax Assets Net
DeferredIncomeTaxAssetsNet
0
CY2018Q4 us-gaap Deferred Income Tax Assets Net
DeferredIncomeTaxAssetsNet
7786479
CY2019Q4 us-gaap Deferred Finance Costs Net
DeferredFinanceCostsNet
3214408
CY2018Q4 us-gaap Deferred Finance Costs Net
DeferredFinanceCostsNet
424061
CY2019Q4 us-gaap Assets
Assets
973006148
CY2018Q4 us-gaap Assets
Assets
567065659
CY2019Q4 us-gaap Accounts Payable Current
AccountsPayableCurrent
54635602
CY2018Q4 us-gaap Accounts Payable Current
AccountsPayableCurrent
51910432
CY2019Q4 us-gaap Finance Lease Liability Current
FinanceLeaseLiabilityCurrent
280970
CY2018Q4 us-gaap Finance Lease Liability Current
FinanceLeaseLiabilityCurrent
0
CY2019Q4 us-gaap Operating Lease Liability Current
OperatingLeaseLiabilityCurrent
1175904
CY2019Q4 us-gaap Derivative Liabilities Current
DerivativeLiabilitiesCurrent
3000078
CY2018Q4 us-gaap Derivative Liabilities Current
DerivativeLiabilitiesCurrent
0
CY2019Q4 us-gaap Liabilities Current
LiabilitiesCurrent
59092554
CY2018Q4 us-gaap Liabilities Current
LiabilitiesCurrent
51910432
CY2019Q4 us-gaap Deferred Income Tax Liabilities Net
DeferredIncomeTaxLiabilitiesNet
6001176
CY2018Q4 us-gaap Deferred Income Tax Liabilities Net
DeferredIncomeTaxLiabilitiesNet
0
CY2019Q4 us-gaap Line Of Credit
LineOfCredit
366500000
CY2018Q4 us-gaap Line Of Credit
LineOfCredit
39500000
CY2019Q4 us-gaap Finance Lease Liability Noncurrent
FinanceLeaseLiabilityNoncurrent
424126
CY2018Q4 us-gaap Finance Lease Liability Noncurrent
FinanceLeaseLiabilityNoncurrent
0
CY2019Q4 us-gaap Operating Lease Liability
OperatingLeaseLiability
691140
CY2019Q4 us-gaap Asset Retirement Obligation
AssetRetirementObligation
16787219
CY2018Q4 us-gaap Asset Retirement Obligation
AssetRetirementObligation
13055797
CY2019Q4 us-gaap Liabilities
Liabilities
449496215
CY2018Q4 us-gaap Liabilities
Liabilities
104466229
CY2018Q4 us-gaap Preferred Stock Par Or Stated Value Per Share
PreferredStockParOrStatedValuePerShare
0.001
CY2019Q4 us-gaap Preferred Stock Par Or Stated Value Per Share
PreferredStockParOrStatedValuePerShare
0.001
CY2018Q4 us-gaap Preferred Stock Shares Authorized
PreferredStockSharesAuthorized
50000000
CY2018Q4 us-gaap Preferred Stock Shares Issued
PreferredStockSharesIssued
0
CY2019Q4 us-gaap Preferred Stock Shares Issued
PreferredStockSharesIssued
0
CY2019Q4 us-gaap Preferred Stock Value
PreferredStockValue
0
CY2018Q4 us-gaap Preferred Stock Value
PreferredStockValue
0
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
CY2018Q4 us-gaap Common Stock Shares Authorized
CommonStockSharesAuthorized
150000000
CY2019Q4 us-gaap Common Stock Shares Authorized
CommonStockSharesAuthorized
150000000
CY2019Q4 us-gaap Common Stock Shares Issued
CommonStockSharesIssued
67993797
CY2018Q4 us-gaap Common Stock Shares Outstanding
CommonStockSharesOutstanding
63229710
CY2019Q4 us-gaap Common Stock Value
CommonStockValue
67994
CY2018Q4 us-gaap Common Stock Value
CommonStockValue
63230
CY2019Q4 us-gaap Additional Paid In Capital
AdditionalPaidInCapital
526301281
CY2018Q4 us-gaap Additional Paid In Capital
AdditionalPaidInCapital
494892093
CY2019Q4 us-gaap Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
-2859342
CY2018Q4 us-gaap Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
-32355893
CY2019Q4 us-gaap Stockholders Equity
StockholdersEquity
523509933
CY2018Q4 us-gaap Stockholders Equity
StockholdersEquity
462599430
CY2019Q4 us-gaap Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
973006148
CY2018Q4 us-gaap Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
567065659
CY2019 us-gaap Revenue From Contract With Customer Including Assessed Tax
RevenueFromContractWithCustomerIncludingAssessedTax
195702831
CY2018 us-gaap Revenue From Contract With Customer Including Assessed Tax
RevenueFromContractWithCustomerIncludingAssessedTax
120065361
CY2017 us-gaap Revenue From Contract With Customer Including Assessed Tax
RevenueFromContractWithCustomerIncludingAssessedTax
66699700
CY2019 us-gaap Cost Of Goods And Services Sold
CostOfGoodsAndServicesSold
48496225
CY2018 us-gaap Cost Of Goods And Services Sold
CostOfGoodsAndServicesSold
27801989
CY2017 us-gaap Cost Of Goods And Services Sold
CostOfGoodsAndServicesSold
15978362
CY2019 us-gaap Production Tax Expense
ProductionTaxExpense
9130379
CY2018 us-gaap Production Tax Expense
ProductionTaxExpense
5631093
CY2017 us-gaap Production Tax Expense
ProductionTaxExpense
3152562
CY2019 us-gaap Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
56204269
CY2018 us-gaap Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
39024886
CY2017 us-gaap Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
20517780
CY2019 us-gaap Impairment Of Long Lived Assets Held For Use
ImpairmentOfLongLivedAssetsHeldForUse
0
CY2018 us-gaap Impairment Of Long Lived Assets Held For Use
ImpairmentOfLongLivedAssetsHeldForUse
14172309
CY2017 us-gaap Impairment Of Long Lived Assets Held For Use
ImpairmentOfLongLivedAssetsHeldForUse
0
CY2019 us-gaap Asset Retirement Obligation Accretion Expense
AssetRetirementObligationAccretionExpense
943707
CY2018 us-gaap Asset Retirement Obligation Accretion Expense
AssetRetirementObligationAccretionExpense
606459
CY2017 us-gaap Asset Retirement Obligation Accretion Expense
AssetRetirementObligationAccretionExpense
567968
CY2019 us-gaap Operating Lease Expense
OperatingLeaseExpense
925217
CY2019 us-gaap General And Administrative Expense
GeneralAndAdministrativeExpense
19866706
CY2018 us-gaap General And Administrative Expense
GeneralAndAdministrativeExpense
12867686
CY2017 us-gaap General And Administrative Expense
GeneralAndAdministrativeExpense
10515887
CY2019 us-gaap Costs And Expenses
CostsAndExpenses
135566503
CY2018 us-gaap Costs And Expenses
CostsAndExpenses
100104422
CY2017 us-gaap Costs And Expenses
CostsAndExpenses
50732559
CY2019 us-gaap Operating Income Loss
OperatingIncomeLoss
60136328
CY2018 us-gaap Operating Income Loss
OperatingIncomeLoss
19960939
CY2017 us-gaap Operating Income Loss
OperatingIncomeLoss
15967141
CY2019 us-gaap Investment Income Interest
InvestmentIncomeInterest
13511
CY2018 us-gaap Investment Income Interest
InvestmentIncomeInterest
97855
CY2017 us-gaap Stock Issued During Period Value Stock Options Exercised
StockIssuedDuringPeriodValueStockOptionsExercised
0
CY2018 us-gaap Net Income Loss
NetIncomeLoss
8999760
CY2018Q4 us-gaap Stockholders Equity
StockholdersEquity
462599430
CY2019 us-gaap Stock Issued During Period Value Purchase Of Assets
StockIssuedDuringPeriodValuePurchaseOfAssets
28331327
CY2019 us-gaap Stock Issued During Period Value Share Based Compensation
StockIssuedDuringPeriodValueShareBasedCompensation
0
CY2016Q4 us-gaap Stockholders Equity
StockholdersEquity
290540973
CY2017 us-gaap Cumulative Effect On Retained Earnings Net Of Tax1
CumulativeEffectOnRetainedEarningsNetOfTax1
1596463
CY2017 us-gaap Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value
AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
3685079
CY2017 rei Stock Issued During Period Value Stock Options Cashless Exercised
StockIssuedDuringPeriodValueStockOptionsCashlessExercised
0
CY2019 us-gaap Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value
AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
3082625
CY2019 us-gaap Net Income Loss
NetIncomeLoss
29496551
CY2017 us-gaap Interest Expense
InterestExpense
0
CY2019 us-gaap Derivative Loss On Derivative
DerivativeLossOnDerivative
0
CY2018 us-gaap Derivative Loss On Derivative
DerivativeLossOnDerivative
11153702
CY2017 us-gaap Derivative Loss On Derivative
DerivativeLossOnDerivative
119897
CY2019 us-gaap Unrealized Gain Loss On Derivatives
UnrealizedGainLossOnDerivatives
-3000078
CY2018 us-gaap Unrealized Gain Loss On Derivatives
UnrealizedGainLossOnDerivatives
3968287
CY2017 us-gaap Unrealized Gain Loss On Derivatives
UnrealizedGainLossOnDerivatives
-3968287
CY2019 us-gaap Nonoperating Income Expense
NonoperatingIncomeExpense
-16852123
CY2018 us-gaap Nonoperating Income Expense
NonoperatingIncomeExpense
-7515458
CY2017 us-gaap Nonoperating Income Expense
NonoperatingIncomeExpense
-3797101
CY2019 us-gaap Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
43284205
CY2018 us-gaap Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
12445481
CY2017 us-gaap Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
12170040
CY2019 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
13787654
CY2018 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
3445721
CY2017 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
10416171
CY2019 us-gaap Net Income Loss
NetIncomeLoss
29496551
CY2018 us-gaap Net Income Loss
NetIncomeLoss
8999760
CY2017 us-gaap Net Income Loss
NetIncomeLoss
1753869
CY2019 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.44
CY2018 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.15
CY2017 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.03
CY2019 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
0.44
CY2018 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
0.15
CY2017 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
0.03
CY2017 us-gaap Stock Issued During Period Value New Issues
StockIssuedDuringPeriodValueNewIssues
59026956
CY2017 us-gaap Net Income Loss
NetIncomeLoss
1753869
CY2017Q4 us-gaap Stockholders Equity
StockholdersEquity
356603340
CY2018 us-gaap Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value
AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
3870934
CY2018 rei Stock Issued During Period Value Stock Options Cashless Exercised
StockIssuedDuringPeriodValueStockOptionsCashlessExercised
0
CY2018 us-gaap Stock Issued During Period Value Stock Options Exercised
StockIssuedDuringPeriodValueStockOptionsExercised
100000
CY2018 us-gaap Stock Issued During Period Value Share Based Compensation
StockIssuedDuringPeriodValueShareBasedCompensation
0
CY2018 us-gaap Stock Issued During Period Value New Issues
StockIssuedDuringPeriodValueNewIssues
81821138
CY2018 us-gaap Stock Issued During Period Value Purchase Of Assets
StockIssuedDuringPeriodValuePurchaseOfAssets
11204258
CY2019Q4 us-gaap Stockholders Equity
StockholdersEquity
523509933
CY2019 us-gaap Net Income Loss
NetIncomeLoss
29496551
CY2018 us-gaap Net Income Loss
NetIncomeLoss
8999760
CY2017 us-gaap Net Income Loss
NetIncomeLoss
1753869
CY2019 us-gaap Depreciation Amortization And Accretion Net
DepreciationAmortizationAndAccretionNet
56204269
CY2018 us-gaap Depreciation Amortization And Accretion Net
DepreciationAmortizationAndAccretionNet
39024886
CY2017 us-gaap Depreciation Amortization And Accretion Net
DepreciationAmortizationAndAccretionNet
20517780
CY2019 us-gaap Impairment Of Long Lived Assets Held For Use
ImpairmentOfLongLivedAssetsHeldForUse
0
CY2018 us-gaap Impairment Of Long Lived Assets Held For Use
ImpairmentOfLongLivedAssetsHeldForUse
14172309
CY2017 us-gaap Impairment Of Long Lived Assets Held For Use
ImpairmentOfLongLivedAssetsHeldForUse
0
CY2019 us-gaap Accretion Expense
AccretionExpense
943707
CY2018 us-gaap Accretion Expense
AccretionExpense
606459
CY2017 us-gaap Accretion Expense
AccretionExpense
567968
CY2019 us-gaap Amortization Of Financing Costs
AmortizationOfFinancingCosts
991310
CY2018 us-gaap Amortization Of Financing Costs
AmortizationOfFinancingCosts
0
CY2017 us-gaap Amortization Of Financing Costs
AmortizationOfFinancingCosts
0
CY2019 us-gaap Share Based Compensation
ShareBasedCompensation
3082625
CY2018 us-gaap Share Based Compensation
ShareBasedCompensation
3870934
CY2017 us-gaap Share Based Compensation
ShareBasedCompensation
3685079
CY2019 us-gaap Increase Decrease In Deferred Income Taxes
IncreaseDecreaseInDeferredIncomeTaxes
-9500517
CY2018 us-gaap Increase Decrease In Deferred Income Taxes
IncreaseDecreaseInDeferredIncomeTaxes
-2537837
CY2017 us-gaap Increase Decrease In Deferred Income Taxes
IncreaseDecreaseInDeferredIncomeTaxes
-3862827
CY2019 us-gaap Excess Tax Benefit From Share Based Compensation Operating Activities
ExcessTaxBenefitFromShareBasedCompensationOperatingActivities
-3855389
CY2018 us-gaap Excess Tax Benefit From Share Based Compensation Operating Activities
ExcessTaxBenefitFromShareBasedCompensationOperatingActivities
-907884
CY2017 us-gaap Excess Tax Benefit From Share Based Compensation Operating Activities
ExcessTaxBenefitFromShareBasedCompensationOperatingActivities
49896
CY2019 rei Adjustment To Deferred Tax Asset For Change In Effective Tax Rate
AdjustmentToDeferredTaxAssetForChangeInEffectiveTaxRate
431748
CY2018 rei Adjustment To Deferred Tax Asset For Change In Effective Tax Rate
AdjustmentToDeferredTaxAssetForChangeInEffectiveTaxRate
0
CY2017 rei Adjustment To Deferred Tax Asset For Change In Effective Tax Rate
AdjustmentToDeferredTaxAssetForChangeInEffectiveTaxRate
6603240
CY2019 us-gaap Derivative Gain Loss On Derivative Net
DerivativeGainLossOnDerivativeNet
-3000078
CY2018 us-gaap Derivative Gain Loss On Derivative Net
DerivativeGainLossOnDerivativeNet
3968286
CY2017 us-gaap Derivative Gain Loss On Derivative Net
DerivativeGainLossOnDerivativeNet
-3968286
CY2019 us-gaap Increase Decrease In Accounts Receivable
IncreaseDecreaseInAccountsReceivable
10035648
CY2018 us-gaap Increase Decrease In Accounts Receivable
IncreaseDecreaseInAccountsReceivable
-666283
CY2017 us-gaap Increase Decrease In Accounts Receivable
IncreaseDecreaseInAccountsReceivable
9980206
CY2019 us-gaap Increase Decrease In Prepaid Expense
IncreaseDecreaseInPrepaidExpense
1878667
CY2018 us-gaap Increase Decrease In Prepaid Expense
IncreaseDecreaseInPrepaidExpense
318190
CY2017 us-gaap Increase Decrease In Prepaid Expense
IncreaseDecreaseInPrepaidExpense
-268080
CY2019 us-gaap Increase Decrease In Accounts Payable And Accrued Liabilities
IncreaseDecreaseInAccountsPayableAndAccruedLiabilities
12320308
CY2018 us-gaap Increase Decrease In Accounts Payable And Accrued Liabilities
IncreaseDecreaseInAccountsPayableAndAccruedLiabilities
4435269
CY2017 us-gaap Increase Decrease In Accounts Payable And Accrued Liabilities
IncreaseDecreaseInAccountsPayableAndAccruedLiabilities
12375772
CY2019 us-gaap Increase Decrease In Asset Retirement Obligations
IncreaseDecreaseInAssetRetirementObligations
-1295966
CY2018 us-gaap Increase Decrease In Asset Retirement Obligations
IncreaseDecreaseInAssetRetirementObligations
-577824
CY2017 us-gaap Increase Decrease In Asset Retirement Obligations
IncreaseDecreaseInAssetRetirementObligations
-766595
CY2019 us-gaap Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
106616221
CY2018 us-gaap Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
70357321
CY2017 us-gaap Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
42806204
CY2019 us-gaap Payments To Acquire Businesses Net Of Cash Acquired
PaymentsToAcquireBusinessesNetOfCashAcquired
276061594
CY2018 us-gaap Payments To Acquire Businesses Net Of Cash Acquired
PaymentsToAcquireBusinessesNetOfCashAcquired
0
CY2017 us-gaap Payments To Acquire Businesses Net Of Cash Acquired
PaymentsToAcquireBusinessesNetOfCashAcquired
0
CY2019 us-gaap Payments To Acquire Oil And Gas Property
PaymentsToAcquireOilAndGasProperty
3400411
CY2018 us-gaap Payments To Acquire Oil And Gas Property
PaymentsToAcquireOilAndGasProperty
4656484
CY2017 us-gaap Payments To Acquire Oil And Gas Property
PaymentsToAcquireOilAndGasProperty
28682298
CY2019 us-gaap Proceeds From Sale Of Oil And Gas Property And Equipment
ProceedsFromSaleOfOilAndGasPropertyAndEquipment
8547074
CY2018 us-gaap Proceeds From Sale Of Oil And Gas Property And Equipment
ProceedsFromSaleOfOilAndGasPropertyAndEquipment
0
CY2017 us-gaap Proceeds From Sale Of Oil And Gas Property And Equipment
ProceedsFromSaleOfOilAndGasPropertyAndEquipment
0
CY2019 us-gaap Payments To Explore And Develop Oil And Gas Properties
PaymentsToExploreAndDevelopOilAndGasProperties
152125320
CY2018 us-gaap Payments To Explore And Develop Oil And Gas Properties
PaymentsToExploreAndDevelopOilAndGasProperties
198870366
CY2017 us-gaap Payments To Explore And Develop Oil And Gas Properties
PaymentsToExploreAndDevelopOilAndGasProperties
124680469
CY2019 rei Proceeds From Disposal Of Fixed Assets Subject To Depreciation
ProceedsFromDisposalOfFixedAssetsSubjectToDepreciation
0
CY2018 rei Proceeds From Disposal Of Fixed Assets Subject To Depreciation
ProceedsFromDisposalOfFixedAssetsSubjectToDepreciation
105536
CY2017 rei Proceeds From Disposal Of Fixed Assets Subject To Depreciation
ProceedsFromDisposalOfFixedAssetsSubjectToDepreciation
0
CY2019 us-gaap Payments To Acquire Machinery And Equipment
PaymentsToAcquireMachineryAndEquipment
0
CY2018 us-gaap Payments To Acquire Machinery And Equipment
PaymentsToAcquireMachineryAndEquipment
0
CY2017 us-gaap Payments To Acquire Machinery And Equipment
PaymentsToAcquireMachineryAndEquipment
335507
CY2019 rei Payments To Acquire Inventory For Development
PaymentsToAcquireInventoryForDevelopment
0
CY2018 rei Payments To Acquire Inventory For Development
PaymentsToAcquireInventoryForDevelopment
0
CY2017 rei Payments To Acquire Inventory For Development
PaymentsToAcquireInventoryForDevelopment
4214686
CY2019 us-gaap Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
-423040251
CY2018 us-gaap Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
-203421314
CY2017 us-gaap Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
-157912960
CY2019 us-gaap Proceeds From Lines Of Credit
ProceedsFromLinesOfCredit
327000000
CY2018 us-gaap Proceeds From Lines Of Credit
ProceedsFromLinesOfCredit
39500000
CY2017 us-gaap Proceeds From Lines Of Credit
ProceedsFromLinesOfCredit
0
CY2019 us-gaap Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
0
CY2018 us-gaap Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
81821138
CY2017 us-gaap Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
59026956
CY2019 us-gaap Proceeds From Stock Options Exercised
ProceedsFromStockOptionsExercised
0
CY2018 us-gaap Proceeds From Stock Options Exercised
ProceedsFromStockOptionsExercised
100000
CY2017 us-gaap Proceeds From Stock Options Exercised
ProceedsFromStockOptionsExercised
0
CY2019 us-gaap Payments Of Debt Issuance Costs
PaymentsOfDebtIssuanceCosts
3781657
CY2018 us-gaap Payments Of Debt Issuance Costs
PaymentsOfDebtIssuanceCosts
0
CY2017 us-gaap Payments Of Debt Issuance Costs
PaymentsOfDebtIssuanceCosts
0
CY2019 us-gaap Finance Lease Principal Payments
FinanceLeasePrincipalPayments
153417
CY2018 us-gaap Finance Lease Principal Payments
FinanceLeasePrincipalPayments
0
CY2017 us-gaap Finance Lease Principal Payments
FinanceLeasePrincipalPayments
0
CY2019 us-gaap Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
323064926
CY2018 us-gaap Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
121421138
CY2017 us-gaap Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
59026956
CY2019 us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect
6640896
CY2018 us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect
-11642855
CY2017 us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect
-56079800
CY2018Q4 us-gaap Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
3363726
CY2017Q4 us-gaap Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
15006581
CY2016Q4 us-gaap Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
71086381
CY2019Q4 us-gaap Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
10004622
CY2018Q4 us-gaap Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
3363726
CY2017Q4 us-gaap Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
15006581
CY2019 us-gaap Interest Paid Net
InterestPaidNet
10364313
CY2018 us-gaap Interest Paid Net
InterestPaidNet
323916
CY2017 us-gaap Interest Paid Net
InterestPaidNet
0
CY2019 us-gaap Asset Retirement Obligation Period Increase Decrease
AssetRetirementObligationPeriodIncreaseDecrease
631727
CY2018 us-gaap Asset Retirement Obligation Period Increase Decrease
AssetRetirementObligationPeriodIncreaseDecrease
1311956
CY2017 us-gaap Asset Retirement Obligation Period Increase Decrease
AssetRetirementObligationPeriodIncreaseDecrease
1297289
CY2019 us-gaap Settlement Of Asset Retirement Obligations Through Noncash Payments Amount
SettlementOfAssetRetirementObligationsThroughNoncashPaymentsAmount
39701
CY2018 us-gaap Settlement Of Asset Retirement Obligations Through Noncash Payments Amount
SettlementOfAssetRetirementObligationsThroughNoncashPaymentsAmount
2571549
CY2017 us-gaap Settlement Of Asset Retirement Obligations Through Noncash Payments Amount
SettlementOfAssetRetirementObligationsThroughNoncashPaymentsAmount
0
CY2018 us-gaap Asset Retirement Obligation Revision Of Estimate
AssetRetirementObligationRevisionOfEstimate
87960
CY2019 us-gaap Right Of Use Asset Obtained In Exchange For Operating Lease Liability
RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability
2319185
CY2018 us-gaap Right Of Use Asset Obtained In Exchange For Operating Lease Liability
RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability
0
CY2017 us-gaap Right Of Use Asset Obtained In Exchange For Operating Lease Liability
RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability
0
CY2019 us-gaap Right Of Use Asset Obtained In Exchange For Finance Lease Liability
RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability
858513
CY2018 us-gaap Right Of Use Asset Obtained In Exchange For Finance Lease Liability
RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability
0
CY2017 us-gaap Right Of Use Asset Obtained In Exchange For Finance Lease Liability
RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability
0
CY2019 rei Noncash Or Part Noncash Prepaid Asset Settled In Diverstiture Of Oil And Natural Gas Properties
NoncashOrPartNoncashPrepaidAssetSettledInDiverstitureOfOilAndNaturalGasProperties
1019876
CY2018 rei Noncash Or Part Noncash Prepaid Asset Settled In Diverstiture Of Oil And Natural Gas Properties
NoncashOrPartNoncashPrepaidAssetSettledInDiverstitureOfOilAndNaturalGasProperties
0
CY2017 rei Noncash Or Part Noncash Prepaid Asset Settled In Diverstiture Of Oil And Natural Gas Properties
NoncashOrPartNoncashPrepaidAssetSettledInDiverstitureOfOilAndNaturalGasProperties
0
CY2019 us-gaap Fair Value Of Assets Acquired
FairValueOfAssetsAcquired
0
CY2018 us-gaap Fair Value Of Assets Acquired
FairValueOfAssetsAcquired
11204258
CY2017 us-gaap Fair Value Of Assets Acquired
FairValueOfAssetsAcquired
0
CY2019 us-gaap Capital Expenditures Incurred But Not Yet Paid
CapitalExpendituresIncurredButNotYetPaid
15170000
CY2018 us-gaap Capital Expenditures Incurred But Not Yet Paid
CapitalExpendituresIncurredButNotYetPaid
26000000
CY2017 us-gaap Capital Expenditures Incurred But Not Yet Paid
CapitalExpendituresIncurredButNotYetPaid
23000000
CY2019 rei Use Of Inventory In Property Development
UseOfInventoryInPropertyDevelopment
0
CY2018 rei Use Of Inventory In Property Development
UseOfInventoryInPropertyDevelopment
0
CY2017 rei Use Of Inventory In Property Development
UseOfInventoryInPropertyDevelopment
5797113
CY2019Q4 us-gaap Oil And Gas Joint Interest Billing Receivables
OilAndGasJointInterestBillingReceivables
1464394
CY2018Q4 us-gaap Oil And Gas Joint Interest Billing Receivables
OilAndGasJointInterestBillingReceivables
0
CY2017Q4 us-gaap Oil And Gas Joint Interest Billing Receivables
OilAndGasJointInterestBillingReceivables
0
CY2019Q4 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Assets Prepaid Expense And Other Assets
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets
2864554
CY2018Q4 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Assets Prepaid Expense And Other Assets
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets
0
CY2017Q4 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Assets Prepaid Expense And Other Assets
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets
0
CY2019Q4 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities Accounts Payable
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable
1234861
CY2018Q4 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities Accounts Payable
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable
0
CY2017Q4 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities Accounts Payable
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable
0
CY2019Q4 rei Business Combination Asset Retirement Obligations
BusinessCombinationAssetRetirementObligations
3705941
CY2018Q4 rei Business Combination Asset Retirement Obligations
BusinessCombinationAssetRetirementObligations
0
CY2017Q4 rei Business Combination Asset Retirement Obligations
BusinessCombinationAssetRetirementObligations
0
CY2019Q4 rei Stock Issued As Partial Consideration In Asset Acquisition
StockIssuedAsPartialConsiderationInAssetAcquisition
28331327
CY2018Q4 rei Stock Issued As Partial Consideration In Asset Acquisition
StockIssuedAsPartialConsiderationInAssetAcquisition
0
CY2017Q4 rei Stock Issued As Partial Consideration In Asset Acquisition
StockIssuedAsPartialConsiderationInAssetAcquisition
0
CY2019Q4 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Equipment
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedEquipment
305004775
CY2018Q4 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Equipment
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedEquipment
0
CY2017Q4 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Equipment
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedEquipment
0
CY2019Q4 rei Business Combination Cash Payment
BusinessCombinationCashPayment
276061594
CY2018Q4 rei Business Combination Cash Payment
BusinessCombinationCashPayment
0
CY2017Q4 rei Business Combination Cash Payment
BusinessCombinationCashPayment
0
CY2019 us-gaap Use Of Estimates
UseOfEstimates
<p style="font-family:'Times New Roman';font-size:10pt;text-align:justify;text-indent:0pt;margin:0pt 0pt 12pt 0pt;"><span style="font-style:italic;font-weight:bold;">Use of Estimates</span> – The preparation of financial statements in conformity with accounting principles generally accepted in the United States of America requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities, disclosure of contingent assets and liabilities and the reported amounts of revenues and expenses during the reporting period. Actual results could differ from those estimates. Changes in the future estimated oil and natural gas reserves or the estimated future cash flows attributable to the reserves that are utilized for impairment analysis could have a significant impact on the future results of operations.</p>
CY2019 us-gaap Concentration Risk Credit Risk
ConcentrationRiskCreditRisk
<p style="font-family:'Times New Roman';font-size:10pt;text-align:justify;text-indent:0pt;margin:0pt 0pt 12pt 0pt;"><span style="font-style:italic;font-weight:bold;">Concentration of Credit Risk and Accounts Receivable</span> – Financial instruments that potentially subject the Company to a concentration of credit risk consist principally of cash and accounts receivable. The Company has cash in excess of federally insured limits of and $9,754,622 and $3,113,726 at December 31, 2019 and 2018, respectively. The Company places its cash with a high credit quality financial institution.</p><p style="font-family:'Times New Roman';font-size:10pt;text-align:justify;text-indent:0pt;margin:0pt 0pt 12pt 0pt;">Substantially all of the Company’s accounts receivable is from purchasers of oil and natural gas. Oil and natural gas sales are generally unsecured. The Company has not had any significant credit losses in the past and believes its accounts receivable are fully collectable. Accordingly, no allowance for doubtful accounts has been provided at December 31, 2019 and 2018. The Company also has a joint interest billing receivable. Joint interest billing receivables are collateralized by the pro rata revenue attributable to the joint interest holders and further by the interest itself.</p>
CY2019Q4 us-gaap Fair Value Concentration Of Risk Cash And Cash Equivalents
FairValueConcentrationOfRiskCashAndCashEquivalents
9754622
CY2018Q4 us-gaap Fair Value Concentration Of Risk Cash And Cash Equivalents
FairValueConcentrationOfRiskCashAndCashEquivalents
3113726
CY2019 us-gaap Depletion Of Oil And Gas Properties
DepletionOfOilAndGasProperties
55870246
CY2018 us-gaap Depletion Of Oil And Gas Properties
DepletionOfOilAndGasProperties
38810864
CY2017 us-gaap Depletion Of Oil And Gas Properties
DepletionOfOilAndGasProperties
20197690
CY2019 rei Depletion Rate Per Barrel Of Oil Equivalents
DepletionRatePerBarrelOfOilEquivalents
14.15
CY2018 rei Depletion Rate Per Barrel Of Oil Equivalents
DepletionRatePerBarrelOfOilEquivalents
17.38
CY2017 rei Depletion Rate Per Barrel Of Oil Equivalents
DepletionRatePerBarrelOfOilEquivalents
13.92
CY2018 us-gaap Impairment Of Oil And Gas Properties
ImpairmentOfOilAndGasProperties
14172309
CY2017 us-gaap Impairment Of Oil And Gas Properties
ImpairmentOfOilAndGasProperties
0
CY2019 us-gaap Impairment Of Oil And Gas Properties
ImpairmentOfOilAndGasProperties
0
CY2019 us-gaap Depreciation
Depreciation
334023
CY2018 us-gaap Depreciation
Depreciation
214022
CY2017 us-gaap Depreciation
Depreciation
320090
CY2017Q1 us-gaap Cumulative Effect On Retained Earnings Net Of Tax1
CumulativeEffectOnRetainedEarningsNetOfTax1
1596463
CY2019 us-gaap Excess Tax Benefit From Share Based Compensation Operating Activities
ExcessTaxBenefitFromShareBasedCompensationOperatingActivities
-3855389
CY2018 us-gaap Excess Tax Benefit From Share Based Compensation Operating Activities
ExcessTaxBenefitFromShareBasedCompensationOperatingActivities
-907884
CY2017 us-gaap Excess Tax Benefit From Share Based Compensation Operating Activities
ExcessTaxBenefitFromShareBasedCompensationOperatingActivities
49896
CY2017Q4 us-gaap Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
0.21
CY2019 us-gaap Share Based Compensation
ShareBasedCompensation
3082625
CY2018 us-gaap Share Based Compensation
ShareBasedCompensation
3870934
CY2017 us-gaap Share Based Compensation
ShareBasedCompensation
3685079
CY2019Q1 us-gaap Cash
Cash
2606769
CY2019Q1 us-gaap Accounts Receivable Net Current
AccountsReceivableNetCurrent
27941378
CY2019Q1 us-gaap Oil And Gas Joint Interest Billing Receivables Current
OilAndGasJointInterestBillingReceivablesCurrent
2553377
CY2019Q1 rei Operating Lease Asset Current
OperatingLeaseAssetCurrent
417567
CY2019Q1 us-gaap Prepaid Expense Current
PrepaidExpenseCurrent
3013688
CY2019Q1 us-gaap Assets Current
AssetsCurrent
36532779
CY2019Q1 us-gaap Oil And Gas Property Full Cost Method Gross
OilAndGasPropertyFullCostMethodGross
990608164
CY2019Q1 us-gaap Property Plant And Equipment Other
PropertyPlantAndEquipmentOther
1465551
CY2019Q1 us-gaap Property Plant And Equipment Gross
PropertyPlantAndEquipmentGross
992073715
CY2019Q1 us-gaap Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
113505141
CY2019Q1 us-gaap Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
878568574
CY2019Q1 us-gaap Deferred Income Tax Assets Net
DeferredIncomeTaxAssetsNet
2921720
CY2019Q1 us-gaap Deferred Finance Costs Net
DeferredFinanceCostsNet
353384
CY2019Q1 us-gaap Assets
Assets
918376457
CY2019Q1 us-gaap Accounts Payable Current
AccountsPayableCurrent
63862098
CY2019Q1 us-gaap Business Acquisition Equity Interest Issued Or Issuable Value Assigned
BusinessAcquisitionEquityInterestIssuedOrIssuableValueAssigned
28356396
CY2019Q1 us-gaap Operating Lease Liability
OperatingLeaseLiability
417567
CY2019Q1 us-gaap Derivative Liabilities Current
DerivativeLiabilitiesCurrent
340685
CY2019Q1 us-gaap Liabilities Current
LiabilitiesCurrent
92976746
CY2019Q1 us-gaap Line Of Credit
LineOfCredit
84500000
CY2019Q1 rei Acquisition Liability Settled Through Refinancing Of Credit Facility
AcquisitionLiabilitySettledThroughRefinancingOfCreditFacility
256877766
CY2019Q1 us-gaap Asset Retirement Obligation
AssetRetirementObligation
16318790
CY2019Q1 us-gaap Liabilities
Liabilities
450673302
CY2019Q1 us-gaap Preferred Stock Par Or Stated Value Per Share
PreferredStockParOrStatedValuePerShare
0.001
CY2019Q1 us-gaap Preferred Stock Shares Authorized
PreferredStockSharesAuthorized
50000000
CY2019Q1 us-gaap Preferred Stock Shares Issued
PreferredStockSharesIssued
0
CY2019Q1 us-gaap Preferred Stock Value
PreferredStockValue
0
CY2019Q1 us-gaap Common Stock Par Or Stated Value Per Share
CommonStockParOrStatedValuePerShare
0.001
CY2019Q1 us-gaap Common Stock Shares Authorized
CommonStockSharesAuthorized
150000000
CY2019Q1 us-gaap Common Stock Shares Issued
CommonStockSharesIssued
63229710
CY2019Q1 us-gaap Common Stock Shares Outstanding
CommonStockSharesOutstanding
63229710
CY2019Q1 us-gaap Common Stock Value
CommonStockValue
63230
CY2019Q1 us-gaap Additional Paid In Capital
AdditionalPaidInCapital
495726558
CY2019Q1 us-gaap Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
-28086633
CY2019Q1 us-gaap Stockholders Equity
StockholdersEquity
467703155
CY2019Q1 us-gaap Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
918376457
CY2019Q1 us-gaap Revenue From Contract With Customer Including Assessed Tax
RevenueFromContractWithCustomerIncludingAssessedTax
41798315
CY2019Q1 us-gaap Cost Of Goods And Services Sold
CostOfGoodsAndServicesSold
9408764
CY2019Q1 us-gaap Production Tax Expense
ProductionTaxExpense
2082875
CY2019Q1 us-gaap Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
12929054
CY2019Q1 us-gaap Asset Retirement Obligation Accretion Expense
AssetRetirementObligationAccretionExpense
215945
CY2019Q1 us-gaap Operating Lease Expense
OperatingLeaseExpense
128175
CY2019Q1 us-gaap General And Administrative Expense
GeneralAndAdministrativeExpense
6798017
CY2019Q1 us-gaap Costs And Expenses
CostsAndExpenses
31562830
CY2019Q1 us-gaap Operating Income Loss
OperatingIncomeLoss
10235485
CY2019Q1 us-gaap Investment Income Interest
InvestmentIncomeInterest
12236
CY2019Q1 us-gaap Interest Expense
InterestExpense
773017
CY2019Q1 us-gaap Derivative Loss On Derivative
DerivativeLossOnDerivative
0
CY2019Q1 us-gaap Unrealized Gain Loss On Derivatives
UnrealizedGainLossOnDerivatives
-340685
CY2019Q1 us-gaap Nonoperating Income Expense
NonoperatingIncomeExpense
-1101466
CY2019Q1 us-gaap Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
9134019
CY2019Q1 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
4864759
CY2019Q1 us-gaap Net Income Loss
NetIncomeLoss
4269260
CY2019Q1 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.07
CY2019Q1 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
0.07
CY2018Q4 us-gaap Stockholders Equity
StockholdersEquity
462599430
CY2019Q1 us-gaap Stockholders Equity
StockholdersEquity
467703155
CY2019Q1 us-gaap Net Income Loss
NetIncomeLoss
4269260
CY2019Q1 us-gaap Depreciation Amortization And Accretion Net
DepreciationAmortizationAndAccretionNet
12929054
CY2019Q1 us-gaap Accretion Expense
AccretionExpense
215945
CY2019Q1 us-gaap Share Based Compensation
ShareBasedCompensation
834465
CY2019Q1 us-gaap Increase Decrease In Deferred Income Taxes
IncreaseDecreaseInDeferredIncomeTaxes
-1918144
CY2019Q1 rei Excess Tax Benefit From Share Based Compensation Operating Activities Adjust
ExcessTaxBenefitFromShareBasedCompensationOperatingActivitiesAdjust
-2946615
CY2019Q1 us-gaap Derivative Gain Loss On Derivative Net
DerivativeGainLossOnDerivativeNet
-340685
CY2019Q1 us-gaap Increase Decrease In Accounts Receivable
IncreaseDecreaseInAccountsReceivable
15808739
CY2019Q1 us-gaap Increase Decrease In Prepaid Expense
IncreaseDecreaseInPrepaidExpense
-180452
CY2019Q1 us-gaap Increase Decrease In Accounts Payable And Accrued Liabilities
IncreaseDecreaseInAccountsPayableAndAccruedLiabilities
2111804
CY2019Q1 us-gaap Increase Decrease In Asset Retirement Obligations
IncreaseDecreaseInAssetRetirementObligations
-107770
CY2019Q1 us-gaap Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
9829915
CY2019Q1 us-gaap Payments To Acquire Oil And Gas Property
PaymentsToAcquireOilAndGasProperty
13358132
CY2019Q1 us-gaap Payments To Explore And Develop Oil And Gas Properties
PaymentsToExploreAndDevelopOilAndGasProperties
42228740
CY2019Q1 rei Proceeds From Disposal Of Fixed Assets Subject To Depreciation
ProceedsFromDisposalOfFixedAssetsSubjectToDepreciation
0
CY2019Q1 us-gaap Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
-55586872
CY2019Q1 us-gaap Proceeds From Lines Of Credit
ProceedsFromLinesOfCredit
45000000
CY2019Q1 us-gaap Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
0
CY2019Q1 us-gaap Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
45000000
CY2018Q4 us-gaap Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
3363726
CY2019Q1 us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect
-756957
CY2019Q1 us-gaap Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
2606769
CY2019Q1 us-gaap Interest Paid Net
InterestPaidNet
708951
CY2019Q1 us-gaap Asset Retirement Obligation Period Increase Decrease
AssetRetirementObligationPeriodIncreaseDecrease
175173
CY2019Q1 us-gaap Capital Expenditures Incurred But Not Yet Paid
CapitalExpendituresIncurredButNotYetPaid
34605000
CY2019Q1 us-gaap Oil And Gas Joint Interest Billing Receivables
OilAndGasJointInterestBillingReceivables
1464394
CY2019Q1 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Assets Prepaid Expense And Other Assets
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets
2864554
CY2019Q1 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities Accounts Payable
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable
1234862
CY2019Q1 rei Business Combination Asset Retirement Obligations
BusinessCombinationAssetRetirementObligations
2979645
CY2019Q1 rei Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Payable To Be Settled Through Equity
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPayableToBeSettledThroughEquity
28356396
CY2019Q1 rei Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Payable To Be Settled Through Cash Payment
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPayableToBeSettledThroughCashPayment
256877766
CY2019Q1 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Equipment
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedEquipment
285119721
CY2019Q1 rei Excess Tax Benefit From Share Based Compensation Operating Activities Adjust
ExcessTaxBenefitFromShareBasedCompensationOperatingActivitiesAdjust
-2946615
CY2018Q1 rei Excess Tax Benefit From Share Based Compensation Operating Activities Adjust
ExcessTaxBenefitFromShareBasedCompensationOperatingActivitiesAdjust
-1158604
CY2017Q4 us-gaap Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
0.21
CY2019Q1 rei Oil Revenue
OilRevenue
40877983
CY2018Q1 rei Oil Revenue
OilRevenue
29140165
CY2019Q1 rei Natural Gas Revenue
NaturalGasRevenue
782139
CY2018Q1 rei Natural Gas Revenue
NaturalGasRevenue
751226
CY2019Q1 rei Natural Gas Liquids Revenues
NaturalGasLiquidsRevenues
138193
CY2018Q1 rei Natural Gas Liquids Revenues
NaturalGasLiquidsRevenues
0
CY2019Q1 us-gaap Revenue From Contract With Customer Including Assessed Tax
RevenueFromContractWithCustomerIncludingAssessedTax
41798315
CY2018Q1 us-gaap Revenue From Contract With Customer Including Assessed Tax
RevenueFromContractWithCustomerIncludingAssessedTax
29891391
CY2019Q1 us-gaap Lessee Operating Lease Liability Payments Remainder Of Fiscal Year
LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear
384525
CY2019Q1 us-gaap Lessee Operating Lease Liability Payments Due Year Two
LesseeOperatingLeaseLiabilityPaymentsDueYearTwo
42725
CY2019Q1 us-gaap Operating Lease Cost
OperatingLeaseCost
128175
CY2019Q1 us-gaap Short Term Lease Cost
ShortTermLeaseCost
153759
CY2019Q1 us-gaap Net Income Loss
NetIncomeLoss
4269260
CY2019Q1 us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
63229710
CY2019Q1 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
63992549
CY2019Q1 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.07
CY2019Q1 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
0.07
CY2019Q2 srt Gas And Oil Area Developed Gross
GasAndOilAreaDevelopedGross
49754
CY2019Q2 srt Gas And Oil Area Developed Net
GasAndOilAreaDevelopedNet
38230
CY2019Q1 us-gaap Business Combination Acquisition Related Costs
BusinessCombinationAcquisitionRelatedCosts
3500000
CY2019Q1 us-gaap Oil And Gas Joint Interest Billing Receivables
OilAndGasJointInterestBillingReceivables
1464394
CY2019Q1 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Assets Prepaid Expense And Other Assets
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets
2864554
CY2019Q1 rei Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities Revolving Line Of Credit
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesRevolvingLineOfCredit
15000000
CY2019Q1 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities Accounts Payable
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable
1234862
CY2019Q1 rei Business Combination Asset Retirement Obligations
BusinessCombinationAssetRetirementObligations
2979645
CY2019Q1 rei Business Combination Acquisition Payable To Be Settled Through Equity
BusinessCombinationAcquisitionPayableToBeSettledThroughEquity
28356396
CY2019Q1 rei Business Combination Acquisition Payable To Be Settled Through Cash Payment
BusinessCombinationAcquisitionPayableToBeSettledThroughCashPayment
256877766
CY2019Q1 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Net
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet
-300119721
CY2019Q1 rei Business Acquisition Pro Forma Revenue Adjust
BusinessAcquisitionProFormaRevenueAdjust
48463729
CY2018Q1 rei Business Acquisition Pro Forma Revenue Adjust
BusinessAcquisitionProFormaRevenueAdjust
42759403
CY2019Q1 rei Business Acquisition Pro Forma Net Income Loss Adjust
BusinessAcquisitionProFormaNetIncomeLossAdjust
11379247
CY2018Q1 rei Business Acquisition Pro Forma Net Income Loss Adjust
BusinessAcquisitionProFormaNetIncomeLossAdjust
10939149
CY2019Q1 us-gaap Business Acquisition Pro Forma Earnings Per Share Basic
BusinessAcquisitionProFormaEarningsPerShareBasic
0.17
CY2018Q1 us-gaap Business Acquisition Pro Forma Earnings Per Share Basic
BusinessAcquisitionProFormaEarningsPerShareBasic
0.18
CY2019Q1 us-gaap Business Acquisition Pro Forma Earnings Per Share Diluted
BusinessAcquisitionProFormaEarningsPerShareDiluted
0.17
CY2018Q1 us-gaap Business Acquisition Pro Forma Earnings Per Share Diluted
BusinessAcquisitionProFormaEarningsPerShareDiluted
0.17
CY2017Q3 rei Number Of Barrels Per Day
NumberOfBarrelsPerDay
1000
CY2019Q2 us-gaap Deferred Income Tax Liabilities Net
DeferredIncomeTaxLiabilitiesNet
643680
CY2019Q2 us-gaap Line Of Credit
LineOfCredit
360500000
CY2019Q1 us-gaap Line Of Credit
LineOfCredit
84500000
CY2018Q4 us-gaap Asset Retirement Obligation
AssetRetirementObligation
13055797
CY2019Q1 rei Asset Retirement Obligation Liabilities Acquired
AssetRetirementObligationLiabilitiesAcquired
2979645
CY2019Q1 us-gaap Asset Retirement Obligation Liabilities Incurred
AssetRetirementObligationLiabilitiesIncurred
175173
CY2019Q1 us-gaap Asset Retirement Obligation Liabilities Settled
AssetRetirementObligationLiabilitiesSettled
107770
CY2019Q1 us-gaap Accretion Expense
AccretionExpense
215945
CY2019Q1 us-gaap Asset Retirement Obligation
AssetRetirementObligation
16318790
CY2019Q1 rei Compensation Expenses Charged Against Income For Share Based Awards Included In General And Administrative Expenses
CompensationExpensesChargedAgainstIncomeForShareBasedAwardsIncludedInGeneralAndAdministrativeExpenses
834465
CY2018Q1 rei Compensation Expenses Charged Against Income For Share Based Awards Included In General And Administrative Expenses
CompensationExpensesChargedAgainstIncomeForShareBasedAwardsIncludedInGeneralAndAdministrativeExpenses
1081199
CY2011Q4 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized
ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
2500000
CY2013 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Number Of Additional Shares Authorized
ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized
5000000
CY2019Q1 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant
ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant
684020
CY2019Q1 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Per Share Weighted Average Price Of Shares Purchased
ShareBasedCompensationArrangementByShareBasedPaymentAwardPerShareWeightedAveragePriceOfSharesPurchased
5.87
CY2019Q2 us-gaap Cash
Cash
10578982
CY2019Q2 us-gaap Accounts Receivable Net Current
AccountsReceivableNetCurrent
21777491
CY2019Q2 us-gaap Oil And Gas Joint Interest Billing Receivables Current
OilAndGasJointInterestBillingReceivablesCurrent
1291817
CY2019Q2 rei Operating Lease Asset Current
OperatingLeaseAssetCurrent
294095
CY2019Q2 us-gaap Derivative Assets Current
DerivativeAssetsCurrent
1189545
CY2019Q2 us-gaap Prepaid Expense Current
PrepaidExpenseCurrent
3479218
CY2019Q2 us-gaap Assets Current
AssetsCurrent
38611148
CY2019Q2 us-gaap Oil And Gas Property Full Cost Method Gross
OilAndGasPropertyFullCostMethodGross
1037871094
CY2019Q2 us-gaap Finance Lease Right Of Use Asset
FinanceLeaseRightOfUseAsset
637757
CY2019Q2 us-gaap Property Plant And Equipment Other
PropertyPlantAndEquipmentOther
1465551
CY2019Q2 us-gaap Property Plant And Equipment Gross
PropertyPlantAndEquipmentGross
1039974402
CY2019Q2 us-gaap Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
128120411
CY2019Q2 us-gaap Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
911853991
CY2019Q2 us-gaap Deferred Income Tax Assets Net
DeferredIncomeTaxAssetsNet
0
CY2019Q2 us-gaap Deferred Finance Costs Net
DeferredFinanceCostsNet
3592575
CY2019Q2 us-gaap Assets
Assets
954057714
CY2019Q2 us-gaap Accounts Payable Current
AccountsPayableCurrent
67258467
CY2019Q2 us-gaap Finance Lease Liability Current
FinanceLeaseLiabilityCurrent
204047
CY2019Q2 us-gaap Operating Lease Liability
OperatingLeaseLiability
294095
CY2019Q2 us-gaap Liabilities Current
LiabilitiesCurrent
67756609
CY2019Q2 us-gaap Finance Lease Liability Noncurrent
FinanceLeaseLiabilityNoncurrent
409634
CY2019Q2 us-gaap Asset Retirement Obligation
AssetRetirementObligation
16536909
CY2019Q2 us-gaap Liabilities
Liabilities
445846832
CY2019Q2 us-gaap Preferred Stock Par Or Stated Value Per Share
PreferredStockParOrStatedValuePerShare
0.001
CY2019Q2 us-gaap Preferred Stock Shares Authorized
PreferredStockSharesAuthorized
50000000
CY2019Q2 us-gaap Preferred Stock Value
PreferredStockValue
0
CY2019Q2 us-gaap Common Stock Par Or Stated Value Per Share
CommonStockParOrStatedValuePerShare
0.001
CY2019Q2 us-gaap Common Stock Shares Authorized
CommonStockSharesAuthorized
150000000
CY2019Q2 us-gaap Common Stock Shares Issued
CommonStockSharesIssued
67811111
CY2019Q2 us-gaap Common Stock Shares Outstanding
CommonStockSharesOutstanding
63229710
CY2019Q2 us-gaap Common Stock Value
CommonStockValue
67811
CY2019Q2 us-gaap Additional Paid In Capital
AdditionalPaidInCapital
524887107
CY2019Q2 us-gaap Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
-16744036
CY2019Q2 us-gaap Stockholders Equity
StockholdersEquity
508210882
us-gaap Unrealized Gain Loss On Derivatives
UnrealizedGainLossOnDerivatives
1189545
CY2019Q2 us-gaap Nonoperating Income Expense
NonoperatingIncomeExpense
-2728418
us-gaap Nonoperating Income Expense
NonoperatingIncomeExpense
-3829884
CY2019Q2 us-gaap Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
14907997
us-gaap Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
24042016
CY2019Q2 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
3565400
us-gaap Accretion Expense
AccretionExpense
445179
us-gaap Share Based Compensation
ShareBasedCompensation
1643199
us-gaap Increase Decrease In Deferred Income Taxes
IncreaseDecreaseInDeferredIncomeTaxes
-5049219
rei Excess Tax Benefit From Share Based Compensation Operating Activities Adjust
ExcessTaxBenefitFromShareBasedCompensationOperatingActivitiesAdjust
-3380940
us-gaap Derivative Gain Loss On Derivative Net
DerivativeGainLossOnDerivativeNet
1189545
us-gaap Increase Decrease In Accounts Receivable
IncreaseDecreaseInAccountsReceivable
9847686
CY2019Q2 us-gaap Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
954057714
CY2019Q2 us-gaap Revenue From Contract With Customer Including Assessed Tax
RevenueFromContractWithCustomerIncludingAssessedTax
51334225
us-gaap Revenue From Contract With Customer Including Assessed Tax
RevenueFromContractWithCustomerIncludingAssessedTax
93132540
CY2019Q2 us-gaap Cost Of Goods And Services Sold
CostOfGoodsAndServicesSold
11569109
us-gaap Cost Of Goods And Services Sold
CostOfGoodsAndServicesSold
20977873
CY2019Q2 us-gaap Production Tax Expense
ProductionTaxExpense
2412895
us-gaap Production Tax Expense
ProductionTaxExpense
4495770
CY2019Q2 us-gaap Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
14615270
us-gaap Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
27544324
CY2019Q2 us-gaap Asset Retirement Obligation Accretion Expense
AssetRetirementObligationAccretionExpense
229234
us-gaap Asset Retirement Obligation Accretion Expense
AssetRetirementObligationAccretionExpense
445179
CY2019Q2 us-gaap Operating Lease Expense
OperatingLeaseExpense
128175
us-gaap Operating Lease Expense
OperatingLeaseExpense
256350
CY2019Q2 us-gaap General And Administrative Expense
GeneralAndAdministrativeExpense
4743127
us-gaap General And Administrative Expense
GeneralAndAdministrativeExpense
11541144
CY2019Q2 us-gaap Costs And Expenses
CostsAndExpenses
33697810
us-gaap Costs And Expenses
CostsAndExpenses
65260640
CY2019Q2 us-gaap Operating Income Loss
OperatingIncomeLoss
17636415
us-gaap Operating Income Loss
OperatingIncomeLoss
27871900
CY2019Q2 us-gaap Investment Income Interest
InvestmentIncomeInterest
1260
us-gaap Investment Income Interest
InvestmentIncomeInterest
13496
CY2019Q2 us-gaap Interest Expense
InterestExpense
4259908
us-gaap Interest Expense
InterestExpense
5032925
CY2019Q2 us-gaap Derivative Loss On Derivative
DerivativeLossOnDerivative
0
us-gaap Derivative Loss On Derivative
DerivativeLossOnDerivative
0
CY2019Q2 us-gaap Unrealized Gain Loss On Derivatives
UnrealizedGainLossOnDerivatives
1530230
us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
8430159
CY2019Q2 us-gaap Net Income Loss
NetIncomeLoss
11342597
us-gaap Net Income Loss
NetIncomeLoss
15611857
CY2019Q2 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.17
us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.24
CY2019Q2 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
0.17
us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
0.24
CY2018Q4 us-gaap Stockholders Equity
StockholdersEquity
462599430
CY2019Q2 us-gaap Shares Outstanding
SharesOutstanding
508210882
us-gaap Net Income Loss
NetIncomeLoss
15611857
us-gaap Depreciation Amortization And Accretion Net
DepreciationAmortizationAndAccretionNet
27544324
us-gaap Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
-349172411
us-gaap Increase Decrease In Prepaid Expense
IncreaseDecreaseInPrepaidExpense
6388823
us-gaap Increase Decrease In Accounts Payable And Accrued Liabilities
IncreaseDecreaseInAccountsPayableAndAccruedLiabilities
-451965
us-gaap Increase Decrease In Asset Retirement Obligations
IncreaseDecreaseInAssetRetirementObligations
-384956
us-gaap Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
35411743
us-gaap Payments To Acquire Oil And Gas Property
PaymentsToAcquireOilAndGasProperty
268120579
us-gaap Payments To Explore And Develop Oil And Gas Properties
PaymentsToExploreAndDevelopOilAndGasProperties
81051832
rei Proceeds From Disposal Of Fixed Assets Subject To Depreciation
ProceedsFromDisposalOfFixedAssetsSubjectToDepreciation
0
us-gaap Proceeds From Lines Of Credit
ProceedsFromLinesOfCredit
321000000
us-gaap Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
0
us-gaap Finance Lease Principal Payments
FinanceLeasePrincipalPayments
24076
us-gaap Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
320975924
us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect
7215256
CY2018Q4 us-gaap Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
3363726
CY2019Q2 us-gaap Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
10578982
us-gaap Interest Paid Net
InterestPaidNet
932896
us-gaap Asset Retirement Obligation Period Increase Decrease
AssetRetirementObligationPeriodIncreaseDecrease
441244
us-gaap Right Of Use Asset Obtained In Exchange For Operating Lease Liability
RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability
539577
us-gaap Right Of Use Asset Obtained In Exchange For Finance Lease Liability
RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability
637757
us-gaap Capital Expenditures Incurred But Not Yet Paid
CapitalExpendituresIncurredButNotYetPaid
41800000
CY2019Q2 us-gaap Oil And Gas Joint Interest Billing Receivables
OilAndGasJointInterestBillingReceivables
1464394
CY2019Q2 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Assets Prepaid Expense And Other Assets
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets
2864554
CY2019Q2 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities Accounts Payable
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable
1234862
CY2019Q2 rei Business Combination Asset Retirement Obligations
BusinessCombinationAssetRetirementObligations
2979645
CY2019Q2 rei Stock Issued As Partial Consideration In Asset Acquisition
StockIssuedAsPartialConsiderationInAssetAcquisition
-28356396
CY2019Q2 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Equipment
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedEquipment
296910774
CY2019Q2 rei Excess Tax Benefit From Share Based Compensation Operating Activities Adjust
ExcessTaxBenefitFromShareBasedCompensationOperatingActivitiesAdjust
-434720
rei Excess Tax Benefit From Share Based Compensation Operating Activities Adjust
ExcessTaxBenefitFromShareBasedCompensationOperatingActivitiesAdjust
-3380940
CY2018Q2 rei Excess Tax Benefit From Share Based Compensation Operating Activities Adjust
ExcessTaxBenefitFromShareBasedCompensationOperatingActivitiesAdjust
0
rei Excess Tax Benefit From Share Based Compensation Operating Activities Adjust
ExcessTaxBenefitFromShareBasedCompensationOperatingActivitiesAdjust
-1158604
CY2017Q4 us-gaap Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
0.21
CY2019Q2 rei Oil Revenue
OilRevenue
50793472
CY2018Q2 rei Oil Revenue
OilRevenue
28962880
rei Oil Revenue
OilRevenue
91671455
rei Oil Revenue
OilRevenue
58103045
CY2019Q2 rei Natural Gas Revenue
NaturalGasRevenue
540753
CY2018Q2 rei Natural Gas Revenue
NaturalGasRevenue
962003
rei Natural Gas Revenue
NaturalGasRevenue
1461085
rei Natural Gas Revenue
NaturalGasRevenue
1713229
CY2019Q2 us-gaap Revenue From Contract With Customer Including Assessed Tax
RevenueFromContractWithCustomerIncludingAssessedTax
51334225
CY2018Q2 us-gaap Revenue From Contract With Customer Including Assessed Tax
RevenueFromContractWithCustomerIncludingAssessedTax
29924883
us-gaap Revenue From Contract With Customer Including Assessed Tax
RevenueFromContractWithCustomerIncludingAssessedTax
93132540
us-gaap Revenue From Contract With Customer Including Assessed Tax
RevenueFromContractWithCustomerIncludingAssessedTax
59816274
CY2019Q2 us-gaap Lessee Operating Lease Liability Payments Remainder Of Fiscal Year
LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear
256350
CY2019Q2 us-gaap Lessee Operating Lease Liability Payments Due Year Two
LesseeOperatingLeaseLiabilityPaymentsDueYearTwo
42725
CY2019Q2 us-gaap Lessee Operating Lease Liability Payments Due Year Three
LesseeOperatingLeaseLiabilityPaymentsDueYearThree
0
CY2019Q2 us-gaap Lessee Operating Lease Liability Payments Due Year Four
LesseeOperatingLeaseLiabilityPaymentsDueYearFour
0
CY2019Q2 us-gaap Finance Lease Liability Payments Remainder Of Fiscal Year
FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear
115783
CY2019Q2 us-gaap Finance Lease Liability Payments Due Year Two
FinanceLeaseLiabilityPaymentsDueYearTwo
231565
CY2019Q2 us-gaap Finance Lease Liability Payments Due Year Three
FinanceLeaseLiabilityPaymentsDueYearThree
231565
CY2019Q2 us-gaap Finance Lease Liability Payments Due Year Four
FinanceLeaseLiabilityPaymentsDueYearFour
88478
CY2019Q2 us-gaap Operating Lease Weighted Average Discount Rate Percent
OperatingLeaseWeightedAverageDiscountRatePercent
0.0501
rei Operating Lease Imputed Interest Expense
OperatingLeaseImputedInterestExpense
4980
CY2019Q2 us-gaap Finance Lease Weighted Average Discount Rate Percent
FinanceLeaseWeightedAverageDiscountRatePercent
0.0528
rei Finance Lease Imputed Interest Expense
FinanceLeaseImputedInterestExpense
53710
us-gaap Operating Lease Cost
OperatingLeaseCost
256350
us-gaap Short Term Lease Cost
ShortTermLeaseCost
307518
us-gaap Finance Lease Right Of Use Asset Amortization
FinanceLeaseRightOfUseAssetAmortization
25956
us-gaap Finance Lease Interest Expense
FinanceLeaseInterestExpense
4029
CY2019Q2 us-gaap Net Income Loss
NetIncomeLoss
11342597
us-gaap Net Income Loss
NetIncomeLoss
15611857
us-gaap Right Of Use Asset Obtained In Exchange For Operating Lease Liability
RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability
539577
us-gaap Right Of Use Asset Obtained In Exchange For Finance Lease Liability
RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability
947435
us-gaap Capital Expenditures Incurred But Not Yet Paid
CapitalExpendituresIncurredButNotYetPaid
26958655
CY2019Q3 us-gaap Oil And Gas Joint Interest Billing Receivables
OilAndGasJointInterestBillingReceivables
1464394
us-gaap Asset Retirement Obligation Period Increase Decrease
AssetRetirementObligationPeriodIncreaseDecrease
602090
CY2019Q2 us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
67357645
us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
65305081
CY2019Q2 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
67670259
us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
65852348
CY2019Q2 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.17
us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.24
CY2019Q2 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
0.17
us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
0.24
CY2019Q2 srt Gas And Oil Area Developed Gross
GasAndOilAreaDevelopedGross
49754
CY2019Q2 srt Gas And Oil Area Developed Net
GasAndOilAreaDevelopedNet
38230
us-gaap Business Combination Acquisition Related Costs
BusinessCombinationAcquisitionRelatedCosts
4100000
CY2019Q2 rei Business Acquisition Pro Forma Revenue Adjust
BusinessAcquisitionProFormaRevenueAdjust
57999639
CY2018Q2 rei Business Acquisition Pro Forma Revenue Adjust
BusinessAcquisitionProFormaRevenueAdjust
48490870
rei Business Acquisition Pro Forma Revenue Adjust
BusinessAcquisitionProFormaRevenueAdjust
99797954
rei Business Acquisition Pro Forma Revenue Adjust
BusinessAcquisitionProFormaRevenueAdjust
91250272
CY2019Q2 rei Business Acquisition Pro Forma Net Income Loss Adjust
BusinessAcquisitionProFormaNetIncomeLossAdjust
12435698
CY2018Q2 rei Business Acquisition Pro Forma Net Income Loss Adjust
BusinessAcquisitionProFormaNetIncomeLossAdjust
12990504
rei Business Acquisition Pro Forma Net Income Loss Adjust
BusinessAcquisitionProFormaNetIncomeLossAdjust
23525139
rei Business Acquisition Pro Forma Net Income Loss Adjust
BusinessAcquisitionProFormaNetIncomeLossAdjust
24721646
CY2019Q2 us-gaap Business Acquisition Pro Forma Earnings Per Share Basic
BusinessAcquisitionProFormaEarningsPerShareBasic
0.18
CY2018Q2 us-gaap Business Acquisition Pro Forma Earnings Per Share Basic
BusinessAcquisitionProFormaEarningsPerShareBasic
0.21
us-gaap Business Acquisition Pro Forma Earnings Per Share Basic
BusinessAcquisitionProFormaEarningsPerShareBasic
0.35
us-gaap Business Acquisition Pro Forma Earnings Per Share Basic
BusinessAcquisitionProFormaEarningsPerShareBasic
0.41
CY2019Q2 us-gaap Business Acquisition Pro Forma Earnings Per Share Diluted
BusinessAcquisitionProFormaEarningsPerShareDiluted
0.18
CY2018Q2 us-gaap Business Acquisition Pro Forma Earnings Per Share Diluted
BusinessAcquisitionProFormaEarningsPerShareDiluted
0.21
us-gaap Business Acquisition Pro Forma Earnings Per Share Diluted
BusinessAcquisitionProFormaEarningsPerShareDiluted
0.34
us-gaap Business Acquisition Pro Forma Earnings Per Share Diluted
BusinessAcquisitionProFormaEarningsPerShareDiluted
0.40
CY2017Q3 rei Number Of Barrels Per Day
NumberOfBarrelsPerDay
1000
CY2019Q2 us-gaap Line Of Credit Facility Maximum Borrowing Capacity
LineOfCreditFacilityMaximumBorrowingCapacity
1000000000
CY2019Q2 us-gaap Line Of Credit Facility Current Borrowing Capacity
LineOfCreditFacilityCurrentBorrowingCapacity
425000000
us-gaap Debt Instrument Basis Spread On Variable Rate1
DebtInstrumentBasisSpreadOnVariableRate1
0.0000
CY2019Q2 us-gaap Line Of Credit
LineOfCredit
360500000
CY2018Q4 us-gaap Asset Retirement Obligation
AssetRetirementObligation
13055797
rei Asset Retirement Obligation Liabilities Acquired
AssetRetirementObligationLiabilitiesAcquired
2979645
us-gaap Asset Retirement Obligation Liabilities Incurred
AssetRetirementObligationLiabilitiesIncurred
441244
us-gaap Asset Retirement Obligation Liabilities Settled
AssetRetirementObligationLiabilitiesSettled
384956
us-gaap Accretion Expense
AccretionExpense
445179
CY2019Q2 us-gaap Asset Retirement Obligation
AssetRetirementObligation
16536909
CY2019Q2 rei Compensation Expenses Charged Against Income For Share Based Awards Included In General And Administrative Expenses
CompensationExpensesChargedAgainstIncomeForShareBasedAwardsIncludedInGeneralAndAdministrativeExpenses
808734
rei Compensation Expenses Charged Against Income For Share Based Awards Included In General And Administrative Expenses
CompensationExpensesChargedAgainstIncomeForShareBasedAwardsIncludedInGeneralAndAdministrativeExpenses
1643199
CY2018Q1 rei Compensation Expenses Charged Against Income For Share Based Awards Included In General And Administrative Expenses
CompensationExpensesChargedAgainstIncomeForShareBasedAwardsIncludedInGeneralAndAdministrativeExpenses
1081199
rei Compensation Expenses Charged Against Income For Share Based Awards Included In General And Administrative Expenses
CompensationExpensesChargedAgainstIncomeForShareBasedAwardsIncludedInGeneralAndAdministrativeExpenses
2083547
CY2011Q4 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized
ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
2500000
CY2013 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Number Of Additional Shares Authorized
ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized
5000000
CY2019Q2 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant
ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant
668340
CY2019Q2 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Per Share Weighted Average Price Of Shares Purchased
ShareBasedCompensationArrangementByShareBasedPaymentAwardPerShareWeightedAveragePriceOfSharesPurchased
3.25
CY2019Q3 us-gaap Cash
Cash
7599089
CY2019Q3 us-gaap Accounts Receivable Net Current
AccountsReceivableNetCurrent
18291698
CY2019Q3 us-gaap Oil And Gas Joint Interest Billing Receivables Current
OilAndGasJointInterestBillingReceivablesCurrent
2025180
CY2019Q3 rei Operating Lease Asset Current
OperatingLeaseAssetCurrent
169115
CY2019Q3 us-gaap Derivative Assets Current
DerivativeAssetsCurrent
2386066
CY2019Q3 us-gaap Prepaid Expense Current
PrepaidExpenseCurrent
3340178
CY2019Q3 us-gaap Assets Current
AssetsCurrent
33811326
CY2019Q3 us-gaap Oil And Gas Property Full Cost Method Gross
OilAndGasPropertyFullCostMethodGross
1059284347
CY2019Q3 us-gaap Finance Lease Right Of Use Asset
FinanceLeaseRightOfUseAsset
947435
CY2019Q3 us-gaap Property Plant And Equipment Other
PropertyPlantAndEquipmentOther
1465551
CY2019Q3 us-gaap Property Plant And Equipment Gross
PropertyPlantAndEquipmentGross
1061697333
CY2019Q3 us-gaap Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
142235581
CY2019Q3 us-gaap Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
919461752
CY2019Q3 us-gaap Derivative Assets Noncurrent
DerivativeAssetsNoncurrent
680847
CY2019Q3 us-gaap Deferred Income Tax Assets Net
DeferredIncomeTaxAssetsNet
0
CY2019Q3 us-gaap Deferred Finance Costs Net
DeferredFinanceCostsNet
3403491
CY2019Q3 us-gaap Assets
Assets
957357416
CY2019Q3 us-gaap Accounts Payable Current
AccountsPayableCurrent
51813690
CY2019Q3 us-gaap Finance Lease Liability Current
FinanceLeaseLiabilityCurrent
272498
CY2019Q3 us-gaap Operating Lease Liability
OperatingLeaseLiability
169115
CY2019Q3 us-gaap Liabilities Current
LiabilitiesCurrent
52255303
CY2019Q3 us-gaap Deferred Income Tax Liabilities Net
DeferredIncomeTaxLiabilitiesNet
3448958
CY2019Q3 us-gaap Line Of Credit
LineOfCredit
366500000
CY2019Q3 us-gaap Finance Lease Liability Noncurrent
FinanceLeaseLiabilityNoncurrent
588251
CY2019Q3 us-gaap Asset Retirement Obligation
AssetRetirementObligation
16703186
CY2019Q3 us-gaap Liabilities
Liabilities
439495698
CY2019Q3 us-gaap Preferred Stock Par Or Stated Value Per Share
PreferredStockParOrStatedValuePerShare
0.001
CY2019Q3 us-gaap Preferred Stock Shares Authorized
PreferredStockSharesAuthorized
50000000
CY2019Q3 us-gaap Preferred Stock Value
PreferredStockValue
0
CY2019Q3 us-gaap Common Stock Par Or Stated Value Per Share
CommonStockParOrStatedValuePerShare
0.001
CY2019Q3 us-gaap Common Stock Shares Authorized
CommonStockSharesAuthorized
150000000
CY2019Q3 us-gaap Common Stock Shares Issued
CommonStockSharesIssued
67811111
CY2019Q3 us-gaap Common Stock Shares Outstanding
CommonStockSharesOutstanding
63229710
CY2019Q3 us-gaap Common Stock Value
CommonStockValue
67812
CY2019Q3 us-gaap Additional Paid In Capital
AdditionalPaidInCapital
525679942
CY2019Q3 us-gaap Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
-7886036
CY2019Q3 us-gaap Stockholders Equity
StockholdersEquity
517861718
CY2019Q3 us-gaap Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
957357416
CY2019Q3 us-gaap Revenue From Contract With Customer Including Assessed Tax
RevenueFromContractWithCustomerIncludingAssessedTax
50339105
us-gaap Revenue From Contract With Customer Including Assessed Tax
RevenueFromContractWithCustomerIncludingAssessedTax
143471645
CY2019Q3 us-gaap Cost Of Goods And Services Sold
CostOfGoodsAndServicesSold
15478052
us-gaap Cost Of Goods And Services Sold
CostOfGoodsAndServicesSold
36455925
CY2019Q3 us-gaap Production Tax Expense
ProductionTaxExpense
2307226
us-gaap Production Tax Expense
ProductionTaxExpense
6802996
CY2019Q3 us-gaap Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
14115170
us-gaap Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
41659494
CY2019Q3 us-gaap Asset Retirement Obligation Accretion Expense
AssetRetirementObligationAccretionExpense
236207
us-gaap Asset Retirement Obligation Accretion Expense
AssetRetirementObligationAccretionExpense
681386
CY2019Q3 us-gaap Operating Lease Expense
OperatingLeaseExpense
114112
us-gaap Operating Lease Expense
OperatingLeaseExpense
370462
CY2019Q3 us-gaap General And Administrative Expense
GeneralAndAdministrativeExpense
3745928
CY2019Q3 us-gaap Interest Expense
InterestExpense
4556509
us-gaap General And Administrative Expense
GeneralAndAdministrativeExpense
15287072
CY2019Q3 us-gaap Costs And Expenses
CostsAndExpenses
35996695
us-gaap Costs And Expenses
CostsAndExpenses
101257335
CY2019Q3 us-gaap Operating Income Loss
OperatingIncomeLoss
14342410
us-gaap Operating Income Loss
OperatingIncomeLoss
42214310
CY2019Q3 us-gaap Investment Income Interest
InvestmentIncomeInterest
9
us-gaap Investment Income Interest
InvestmentIncomeInterest
13505
us-gaap Interest Expense
InterestExpense
9589434
CY2019Q3 us-gaap Derivative Loss On Derivative
DerivativeLossOnDerivative
0
us-gaap Derivative Loss On Derivative
DerivativeLossOnDerivative
0
CY2019Q3 us-gaap Unrealized Gain Loss On Derivatives
UnrealizedGainLossOnDerivatives
1877368
us-gaap Unrealized Gain Loss On Derivatives
UnrealizedGainLossOnDerivatives
3066913
CY2019Q3 us-gaap Nonoperating Income Expense
NonoperatingIncomeExpense
-2679132
us-gaap Nonoperating Income Expense
NonoperatingIncomeExpense
-6509016
CY2019Q3 us-gaap Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
11663278
us-gaap Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
35705294
CY2019Q3 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
2805278
us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
11235437
CY2019Q3 us-gaap Net Income Loss
NetIncomeLoss
8858000
us-gaap Net Income Loss
NetIncomeLoss
24469857
CY2019Q3 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.13
us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.37
CY2019Q3 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
0.13
us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
0.37
CY2019Q3 us-gaap Stockholders Equity
StockholdersEquity
517861718
us-gaap Net Income Loss
NetIncomeLoss
24469857
us-gaap Depreciation Amortization And Accretion Net
DepreciationAmortizationAndAccretionNet
41659494
us-gaap Accretion Expense
AccretionExpense
681386
us-gaap Share Based Compensation
ShareBasedCompensation
2436035
us-gaap Increase Decrease In Deferred Income Taxes
IncreaseDecreaseInDeferredIncomeTaxes
-7498112
rei Excess Tax Benefit From Share Based Compensation Operating Activities Adjust
ExcessTaxBenefitFromShareBasedCompensationOperatingActivitiesAdjust
-3737325
us-gaap Derivative Gain Loss On Derivative Net
DerivativeGainLossOnDerivativeNet
3066913
us-gaap Increase Decrease In Accounts Receivable
IncreaseDecreaseInAccountsReceivable
7095256
us-gaap Increase Decrease In Prepaid Expense
IncreaseDecreaseInPrepaidExpense
6060699
us-gaap Increase Decrease In Accounts Payable And Accrued Liabilities
IncreaseDecreaseInAccountsPayableAndAccruedLiabilities
-1055397
us-gaap Increase Decrease In Asset Retirement Obligations
IncreaseDecreaseInAssetRetirementObligations
-615732
us-gaap Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
62588212
us-gaap Payments To Acquire Oil And Gas Property
PaymentsToAcquireOilAndGasProperty
263262046
us-gaap Payments To Explore And Develop Oil And Gas Properties
PaymentsToExploreAndDevelopOilAndGasProperties
122004117
rei Proceeds From Disposal Of Fixed Assets Subject To Depreciation
ProceedsFromDisposalOfFixedAssetsSubjectToDepreciation
0
us-gaap Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
-385266163
us-gaap Proceeds From Lines Of Credit
ProceedsFromLinesOfCredit
327000000
us-gaap Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
0
us-gaap Finance Lease Principal Payments
FinanceLeasePrincipalPayments
86686
us-gaap Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
326913314
us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect
4235363
CY2018Q4 us-gaap Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
3363726
CY2019Q3 us-gaap Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
7599089
us-gaap Interest Paid Net
InterestPaidNet
5821545
CY2019Q3 us-gaap Proved Oil And Gas Property Successful Effort Method
ProvedOilAndGasPropertySuccessfulEffortMethod
296910774
CY2019Q3 us-gaap Oil And Gas Joint Interest Billing Receivables
OilAndGasJointInterestBillingReceivables
1464394
CY2019Q3 us-gaap Finance Lease Weighted Average Discount Rate Percent
FinanceLeaseWeightedAverageDiscountRatePercent
0.0526
CY2019Q3 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Assets Prepaid Expense And Other Assets
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets
2864554
CY2019Q3 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities Accounts Payable
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable
1234862
CY2019Q3 rei Business Combination Asset Retirement Obligations
BusinessCombinationAssetRetirementObligations
2979645
CY2019Q3 rei Stock Issued As Partial Consideration In Asset Acquisition
StockIssuedAsPartialConsiderationInAssetAcquisition
-28356396
CY2019Q3 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Equipment
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedEquipment
296910774
CY2019Q3 rei Excess Tax Benefit From Share Based Compensation Operating Activities Adjust
ExcessTaxBenefitFromShareBasedCompensationOperatingActivitiesAdjust
-355990
rei Excess Tax Benefit From Share Based Compensation Operating Activities Adjust
ExcessTaxBenefitFromShareBasedCompensationOperatingActivitiesAdjust
-3737325
CY2018Q3 rei Excess Tax Benefit From Share Based Compensation Operating Activities Adjust
ExcessTaxBenefitFromShareBasedCompensationOperatingActivitiesAdjust
-724073
rei Excess Tax Benefit From Share Based Compensation Operating Activities Adjust
ExcessTaxBenefitFromShareBasedCompensationOperatingActivitiesAdjust
-434530
CY2017Q4 us-gaap Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
0.21
CY2019Q3 rei Oil Revenue
OilRevenue
49502656
CY2018Q3 rei Oil Revenue
OilRevenue
31633777
rei Oil Revenue
OilRevenue
141174111
rei Oil Revenue
OilRevenue
89736822
CY2019Q3 rei Natural Gas Revenue
NaturalGasRevenue
836449
CY2018Q3 rei Natural Gas Revenue
NaturalGasRevenue
1053402
rei Natural Gas Revenue
NaturalGasRevenue
2297534
rei Natural Gas Revenue
NaturalGasRevenue
2766631
CY2019Q3 us-gaap Revenue From Contract With Customer Including Assessed Tax
RevenueFromContractWithCustomerIncludingAssessedTax
50339105
CY2018Q3 us-gaap Revenue From Contract With Customer Including Assessed Tax
RevenueFromContractWithCustomerIncludingAssessedTax
32687179
us-gaap Revenue From Contract With Customer Including Assessed Tax
RevenueFromContractWithCustomerIncludingAssessedTax
143471645
us-gaap Revenue From Contract With Customer Including Assessed Tax
RevenueFromContractWithCustomerIncludingAssessedTax
92503453
CY2019Q3 us-gaap Lessee Operating Lease Liability Payments Remainder Of Fiscal Year
LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear
128175
CY2019Q3 us-gaap Lessee Operating Lease Liability Payments Due Year Two
LesseeOperatingLeaseLiabilityPaymentsDueYearTwo
42725
CY2019Q3 us-gaap Lessee Operating Lease Liability Payments Due Year Three
LesseeOperatingLeaseLiabilityPaymentsDueYearThree
0
CY2019Q3 us-gaap Lessee Operating Lease Liability Payments Due Year Four
LesseeOperatingLeaseLiabilityPaymentsDueYearFour
0
CY2019Q3 us-gaap Finance Lease Liability Payments Remainder Of Fiscal Year
FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear
77802
CY2019Q3 us-gaap Finance Lease Liability Payments Due Year Two
FinanceLeaseLiabilityPaymentsDueYearTwo
311206
CY2019Q3 us-gaap Finance Lease Liability Payments Due Year Three
FinanceLeaseLiabilityPaymentsDueYearThree
311206
CY2019Q3 us-gaap Finance Lease Liability Payments Due Year Four
FinanceLeaseLiabilityPaymentsDueYearFour
132499
CY2019Q3 us-gaap Operating Lease Weighted Average Discount Rate Percent
OperatingLeaseWeightedAverageDiscountRatePercent
0.0501
rei Operating Lease Imputed Interest Expense
OperatingLeaseImputedInterestExpense
1785
rei Finance Lease Imputed Interest Expense
FinanceLeaseImputedInterestExpense
71116
us-gaap Operating Lease Cost
OperatingLeaseCost
384525
us-gaap Short Term Lease Cost
ShortTermLeaseCost
461277
us-gaap Finance Lease Right Of Use Asset Amortization
FinanceLeaseRightOfUseAssetAmortization
98868
us-gaap Finance Lease Interest Expense
FinanceLeaseInterestExpense
15019
CY2019Q3 us-gaap Net Income Loss
NetIncomeLoss
8858000
us-gaap Net Income Loss
NetIncomeLoss
24469857
CY2019Q3 us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
67811127
us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
66149469
CY2019Q3 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
67836968
us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
66401422
CY2019Q3 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.13
us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.37
CY2019Q3 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
0.13
us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
0.37
us-gaap Business Combination Acquisition Related Costs
BusinessCombinationAcquisitionRelatedCosts
4100000
CY2019Q3 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Assets Prepaid Expense And Other Assets
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets
2864554
rei Asset Retirement Obligation Liabilities Acquired
AssetRetirementObligationLiabilitiesAcquired
2979645
us-gaap Asset Retirement Obligation Liabilities Incurred
AssetRetirementObligationLiabilitiesIncurred
602090
us-gaap Asset Retirement Obligation Liabilities Settled
AssetRetirementObligationLiabilitiesSettled
615732
us-gaap Accretion Expense
AccretionExpense
681386
CY2019Q3 us-gaap Asset Retirement Obligation
AssetRetirementObligation
16703186
us-gaap Share Based Compensation Arrangement By Share Based Payment Award Shares Issued In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesIssuedInPeriod
103113
rei Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercised
SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercised
143000
CY2018Q3 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Per Share Weighted Average Price Of Shares Purchased
ShareBasedCompensationArrangementByShareBasedPaymentAwardPerShareWeightedAveragePriceOfSharesPurchased
9.91
CY2019Q3 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Per Share Weighted Average Price Of Shares Purchased
ShareBasedCompensationArrangementByShareBasedPaymentAwardPerShareWeightedAveragePriceOfSharesPurchased
1.64
CY2019 us-gaap Short Term Lease Cost
ShortTermLeaseCost
5692924
CY2019Q3 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities Accounts Payable
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable
1234862
CY2019Q3 rei Business Combination Asset Retirement Obligations
BusinessCombinationAssetRetirementObligations
2979645
CY2019Q3 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Net
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet
297025215
CY2019Q3 rei Business Acquisition Pro Forma Revenue Adjust
BusinessAcquisitionProFormaRevenueAdjust
57004519
CY2018Q3 rei Business Acquisition Pro Forma Revenue Adjust
BusinessAcquisitionProFormaRevenueAdjust
51167164
rei Business Acquisition Pro Forma Revenue Adjust
BusinessAcquisitionProFormaRevenueAdjust
150137059
rei Business Acquisition Pro Forma Revenue Adjust
BusinessAcquisitionProFormaRevenueAdjust
142417436
CY2019Q3 rei Business Acquisition Pro Forma Net Income Loss Adjust
BusinessAcquisitionProFormaNetIncomeLossAdjust
9948798
CY2018Q3 rei Business Acquisition Pro Forma Net Income Loss Adjust
BusinessAcquisitionProFormaNetIncomeLossAdjust
14004402
rei Business Acquisition Pro Forma Net Income Loss Adjust
BusinessAcquisitionProFormaNetIncomeLossAdjust
33413495
rei Business Acquisition Pro Forma Net Income Loss Adjust
BusinessAcquisitionProFormaNetIncomeLossAdjust
38125515
CY2019Q3 us-gaap Business Acquisition Pro Forma Earnings Per Share Basic
BusinessAcquisitionProFormaEarningsPerShareBasic
0.15
CY2018Q3 us-gaap Business Acquisition Pro Forma Earnings Per Share Basic
BusinessAcquisitionProFormaEarningsPerShareBasic
0.23
us-gaap Business Acquisition Pro Forma Earnings Per Share Basic
BusinessAcquisitionProFormaEarningsPerShareBasic
0.49
us-gaap Business Acquisition Pro Forma Earnings Per Share Basic
BusinessAcquisitionProFormaEarningsPerShareBasic
0.63
CY2019Q3 us-gaap Business Acquisition Pro Forma Earnings Per Share Diluted
BusinessAcquisitionProFormaEarningsPerShareDiluted
0.15
CY2018Q3 us-gaap Business Acquisition Pro Forma Earnings Per Share Diluted
BusinessAcquisitionProFormaEarningsPerShareDiluted
0.22
us-gaap Business Acquisition Pro Forma Earnings Per Share Diluted
BusinessAcquisitionProFormaEarningsPerShareDiluted
0.49
us-gaap Business Acquisition Pro Forma Earnings Per Share Diluted
BusinessAcquisitionProFormaEarningsPerShareDiluted
0.61
CY2017Q3 rei Number Of Barrels Per Day
NumberOfBarrelsPerDay
1000
CY2018Q4 rei Payments For Termination Of Derivative Contracts
PaymentsForTerminationOfDerivativeContracts
3438300
CY2019Q2 us-gaap Line Of Credit Facility Maximum Borrowing Capacity
LineOfCreditFacilityMaximumBorrowingCapacity
1000000000
CY2019Q2 us-gaap Line Of Credit Facility Current Borrowing Capacity
LineOfCreditFacilityCurrentBorrowingCapacity
425000000
us-gaap Debt Instrument Basis Spread On Variable Rate1
DebtInstrumentBasisSpreadOnVariableRate1
0.0000
CY2019Q3 us-gaap Line Of Credit
LineOfCredit
366500000
CY2018Q4 us-gaap Asset Retirement Obligation
AssetRetirementObligation
13055797
us-gaap Share Based Compensation Arrangement By Share Based Payment Award Shares Issued In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesIssuedInPeriod
103113
rei Stock Option Exercised Shares Retained
StockOptionExercisedSharesRetained
39887
rei Stockoption Exercised Value Of Shares Retained
StockoptionExercisedValueOfSharesRetained
470750
us-gaap Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price
ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice
3.29
CY2018Q3 us-gaap Share Price
SharePrice
11.80
CY2019Q3 rei Compensation Expenses Charged Against Income For Share Based Awards Included In General And Administrative Expenses
CompensationExpensesChargedAgainstIncomeForShareBasedAwardsIncludedInGeneralAndAdministrativeExpenses
792836
rei Compensation Expenses Charged Against Income For Share Based Awards Included In General And Administrative Expenses
CompensationExpensesChargedAgainstIncomeForShareBasedAwardsIncludedInGeneralAndAdministrativeExpenses
2436035
CY2018Q3 rei Compensation Expenses Charged Against Income For Share Based Awards Included In General And Administrative Expenses
CompensationExpensesChargedAgainstIncomeForShareBasedAwardsIncludedInGeneralAndAdministrativeExpenses
1007789
rei Compensation Expenses Charged Against Income For Share Based Awards Included In General And Administrative Expenses
CompensationExpensesChargedAgainstIncomeForShareBasedAwardsIncludedInGeneralAndAdministrativeExpenses
3091336
CY2011Q4 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized
ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
2500000
CY2013 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Number Of Additional Shares Authorized
ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized
5000000
CY2019Q3 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant
ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant
665160
CY2019 rei Oil Revenue
OilRevenue
191891314
CY2018 rei Oil Revenue
OilRevenue
116678375
CY2017 rei Oil Revenue
OilRevenue
64236490
CY2019 rei Natural Gas Revenue
NaturalGasRevenue
3811517
CY2018 rei Natural Gas Revenue
NaturalGasRevenue
3386986
CY2017 rei Natural Gas Revenue
NaturalGasRevenue
2463210
CY2019 us-gaap Revenue From Contract With Customer Including Assessed Tax
RevenueFromContractWithCustomerIncludingAssessedTax
195702831
CY2018 us-gaap Revenue From Contract With Customer Including Assessed Tax
RevenueFromContractWithCustomerIncludingAssessedTax
120065361
CY2017 us-gaap Revenue From Contract With Customer Including Assessed Tax
RevenueFromContractWithCustomerIncludingAssessedTax
66699700
CY2019Q4 us-gaap Lessee Operating Lease Liability Payments Due Year Two
LesseeOperatingLeaseLiabilityPaymentsDueYearTwo
1236779
CY2019Q4 us-gaap Lessee Operating Lease Liability Payments Due Year Three
LesseeOperatingLeaseLiabilityPaymentsDueYearThree
708392
CY2019Q4 us-gaap Lessee Operating Lease Liability Payments Due Year Four
LesseeOperatingLeaseLiabilityPaymentsDueYearFour
0
CY2019Q4 us-gaap Finance Lease Liability Payments Due Year Two
FinanceLeaseLiabilityPaymentsDueYearTwo
311206
CY2019Q4 us-gaap Finance Lease Liability Payments Due Year Three
FinanceLeaseLiabilityPaymentsDueYearThree
311206
CY2019Q4 us-gaap Finance Lease Liability Payments Due Year Four
FinanceLeaseLiabilityPaymentsDueYearFour
132499
CY2019Q4 us-gaap Operating Lease Weighted Average Discount Rate Percent
OperatingLeaseWeightedAverageDiscountRatePercent
0.0449
CY2019 rei Operating Lease Imputed Interest Expense
OperatingLeaseImputedInterestExpense
78126
CY2019Q4 us-gaap Operating Lease Weighted Average Remaining Lease Term1
OperatingLeaseWeightedAverageRemainingLeaseTerm1
P1Y8M12D
CY2019Q4 us-gaap Finance Lease Weighted Average Discount Rate Percent
FinanceLeaseWeightedAverageDiscountRatePercent
0.0526
CY2019 rei Finance Lease Imputed Interest Expense
FinanceLeaseImputedInterestExpense
49815
CY2019Q4 us-gaap Finance Lease Weighted Average Remaining Lease Term1
FinanceLeaseWeightedAverageRemainingLeaseTerm1
P2Y5M1D
CY2019 us-gaap Operating Lease Cost
OperatingLeaseCost
925217
CY2019 us-gaap Finance Lease Right Of Use Asset Amortization
FinanceLeaseRightOfUseAssetAmortization
178132
CY2019 us-gaap Finance Lease Interest Expense
FinanceLeaseInterestExpense
26090
CY2019 us-gaap Net Income Loss
NetIncomeLoss
29496551
CY2018 us-gaap Net Income Loss
NetIncomeLoss
8999760
CY2017 us-gaap Net Income Loss
NetIncomeLoss
1753869
CY2019 us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
66571738
CY2018 us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
59531200
CY2017 us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
51383008
CY2019 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
66757028
CY2018 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
60848177
CY2017 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
52806712
CY2019 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.44
CY2018 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.15
CY2017 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.03
CY2019 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
0.44
CY2018 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
0.15
CY2017 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
0.03
CY2018Q4 srt Gas And Oil Area Developed Gross
GasAndOilAreaDevelopedGross
4854
CY2018Q4 srt Gas And Oil Area Developed Net
GasAndOilAreaDevelopedNet
4788
CY2018Q4 us-gaap Business Combination Acquisition Related Costs
BusinessCombinationAcquisitionRelatedCosts
23321
CY2019Q2 srt Gas And Oil Area Developed Gross
GasAndOilAreaDevelopedGross
49754
CY2019Q2 srt Gas And Oil Area Developed Net
GasAndOilAreaDevelopedNet
38230
CY2019 us-gaap Business Combination Acquisition Related Costs
BusinessCombinationAcquisitionRelatedCosts
4100000
CY2019 rei Schedule Of Information Pertaining To Acquired Properties
ScheduleOfInformationPertainingToAcquiredProperties
<p style="font-family:'Times New Roman';font-size:10pt;text-align:justify;text-indent:0pt;margin:0pt 0pt 12pt 0pt;">The revenues and direct operating costs associated with the acquired properties included in our financial statements for the year ended December 31, 2019 are as follows:</p><table style="border-collapse:collapse;font-size:16pt;margin-left:auto;margin-right:auto;padding-left:0pt;padding-right:0pt;width:80%;"><tr style="height:1pt;"><td style="vertical-align:bottom;width:81.27%;margin:0pt;padding:0pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="bottom:0pt;position:absolute;width:100%;"><p style="font-family:'Times New Roman';font-size:10pt;margin:0pt 0pt 0.05pt 0pt;"><span style="font-size:1pt;visibility:hidden;">​</span></p></div></div></td><td style="vertical-align:bottom;width:3.34%;margin:0pt;padding:0pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="bottom:0pt;position:absolute;width:100%;"><p style="font-family:'Times New Roman';font-size:10pt;margin:0pt 0pt 0.05pt 0pt;"><span style="font-size:1pt;visibility:hidden;">​</span></p></div></div></td><td style="vertical-align:bottom;white-space:nowrap;width:2.12%;margin:0pt;padding:0pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="bottom:0pt;position:absolute;width:100%;"><p style="font-family:'Times New Roman';font-size:10pt;margin:0pt 0pt 0.05pt 0pt;"><span style="font-size:1pt;visibility:hidden;">​</span></p></div></div></td><td style="vertical-align:bottom;white-space:nowrap;width:13.25%;margin:0pt;padding:0pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="bottom:0pt;position:absolute;width:100%;"><p style="font-family:'Times New Roman';font-size:10pt;margin:0pt 0pt 0.05pt 0pt;"><span style="font-size:1pt;visibility:hidden;">​</span></p></div></div></td></tr><tr><td style="background-color:#cceeff;vertical-align:bottom;width:81.27%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman';font-size:10pt;margin:0pt 0pt 0.05pt 0pt;">Revenue</p></td><td style="background-color:#cceeff;vertical-align:bottom;width:3.34%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman';font-size:10pt;margin:0pt 0pt 0.05pt 0pt;"><span style="font-family:'Calibri';">    </span></p></td><td style="background-color:#cceeff;vertical-align:bottom;white-space:nowrap;width:2.12%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman';font-size:10pt;margin:0pt 0pt 0.05pt 0pt;">$</p></td><td style="background-color:#cceeff;vertical-align:bottom;white-space:nowrap;width:13.25%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman';font-size:10pt;text-align:right;margin:0pt 3pt 0.05pt 0pt;"> 105,102,038</p></td></tr><tr><td style="vertical-align:bottom;width:81.27%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman';font-size:10pt;margin:0pt 0pt 0.05pt 0pt;"><span style="visibility:hidden;">​</span></p></td><td style="vertical-align:bottom;width:3.34%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman';font-size:10pt;margin:0pt 0pt 0.05pt 0pt;"><span style="visibility:hidden;">​</span></p></td><td style="vertical-align:bottom;white-space:nowrap;width:2.12%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman';font-size:10pt;margin:0pt 0pt 0.05pt 0pt;"><span style="visibility:hidden;">​</span></p></td><td style="vertical-align:bottom;white-space:nowrap;width:13.25%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman';font-size:10pt;margin:0pt 0pt 0.05pt 0pt;"><span style="visibility:hidden;">​</span></p></td></tr><tr><td style="background-color:#cceeff;vertical-align:bottom;width:81.27%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman';font-size:10pt;margin:0pt 0pt 0.05pt 0pt;">Oil and natural gas production costs</p></td><td style="background-color:#cceeff;vertical-align:bottom;width:3.34%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman';font-size:10pt;margin:0pt 0pt 0.05pt 0pt;"><span style="visibility:hidden;">​</span></p></td><td style="background-color:#cceeff;vertical-align:bottom;white-space:nowrap;width:2.12%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman';font-size:10pt;margin:0pt 0pt 0.05pt 0pt;"> </p></td><td style="background-color:#cceeff;vertical-align:bottom;white-space:nowrap;width:13.25%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman';font-size:10pt;text-align:right;margin:0pt 3pt 0.05pt 0pt;"> 17,037,228</p></td></tr><tr><td style="vertical-align:bottom;width:81.27%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman';font-size:10pt;margin:0pt 0pt 0.05pt 0pt;">Oil and natural gas production taxes</p></td><td style="vertical-align:bottom;width:3.34%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman';font-size:10pt;margin:0pt 0pt 0.05pt 0pt;"><span style="visibility:hidden;">​</span></p></td><td style="vertical-align:bottom;white-space:nowrap;width:2.12%;border-bottom:1px solid #000000;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman';font-size:10pt;margin:0pt 0pt 0.05pt 0pt;"> </p></td><td style="vertical-align:bottom;white-space:nowrap;width:13.25%;border-bottom:1px solid #000000;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman';font-size:10pt;text-align:right;margin:0pt 3pt 0.05pt 0pt;"> 4,646,660</p></td></tr><tr><td style="background-color:#cceeff;vertical-align:bottom;width:81.27%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman';font-size:10pt;margin:0pt 0pt 0.05pt 0pt;"><span style="visibility:hidden;">​</span></p></td><td style="background-color:#cceeff;vertical-align:bottom;width:3.34%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman';font-size:10pt;margin:0pt 0pt 0.05pt 0pt;"><span style="visibility:hidden;">​</span></p></td><td style="background-color:#cceeff;vertical-align:bottom;white-space:nowrap;width:2.12%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman';font-size:10pt;margin:0pt 0pt 0.05pt 0pt;"><span style="visibility:hidden;">​</span></p></td><td style="background-color:#cceeff;vertical-align:bottom;white-space:nowrap;width:13.25%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman';font-size:10pt;margin:0pt 0pt 0.05pt 0pt;"><span style="visibility:hidden;">​</span></p></td></tr><tr><td style="vertical-align:bottom;width:81.27%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman';font-size:10pt;margin:0pt 0pt 0.05pt 0pt;">Total direct costs <sub style="font-size:7.5pt;vertical-align:sub;">(1)</sub></p></td><td style="vertical-align:bottom;width:3.34%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman';font-size:10pt;margin:0pt 0pt 0.05pt 0pt;"><span style="visibility:hidden;">​</span></p></td><td style="vertical-align:bottom;white-space:nowrap;width:2.12%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman';font-size:10pt;margin:0pt 0pt 0.05pt 0pt;"> </p></td><td style="vertical-align:bottom;white-space:nowrap;width:13.25%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman';font-size:10pt;text-align:right;margin:0pt 3pt 0.05pt 0pt;"> 21,683,888</p></td></tr><tr><td style="background-color:#cceeff;vertical-align:bottom;width:81.27%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman';font-size:10pt;margin:0pt 0pt 0.05pt 0pt;"><span style="visibility:hidden;">​</span></p></td><td style="background-color:#cceeff;vertical-align:bottom;width:3.34%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman';font-size:10pt;margin:0pt 0pt 0.05pt 0pt;"><span style="visibility:hidden;">​</span></p></td><td style="background-color:#cceeff;vertical-align:bottom;white-space:nowrap;width:2.12%;border-bottom:1px solid #000000;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman';font-size:10pt;margin:0pt 0pt 0.05pt 0pt;"><span style="visibility:hidden;">​</span></p></td><td style="background-color:#cceeff;vertical-align:bottom;white-space:nowrap;width:13.25%;border-bottom:1px solid #000000;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman';font-size:10pt;margin:0pt 0pt 0.05pt 0pt;"><span style="visibility:hidden;">​</span></p></td></tr><tr><td style="vertical-align:bottom;width:81.27%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman';font-size:10pt;margin:0pt 0pt 0.05pt 0pt;">Earnings from the Acquired properties</p></td><td style="vertical-align:bottom;width:3.34%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman';font-size:10pt;margin:0pt 0pt 0.05pt 0pt;"><span style="visibility:hidden;">​</span></p></td><td style="vertical-align:bottom;white-space:nowrap;width:2.12%;border-bottom:3px double #000000;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman';font-size:10pt;margin:0pt 0pt 0.05pt 0pt;">$</p></td><td style="vertical-align:bottom;white-space:nowrap;width:13.25%;border-bottom:3px double #000000;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman';font-size:10pt;text-align:right;margin:0pt 3pt 0.05pt 0pt;"> 83,418,150</p></td></tr></table><p style="font-family:'Times New Roman';font-size:10pt;text-align:justify;text-indent:0pt;margin:0pt;"><span style="margin-bottom:12pt;visibility:hidden;">​</span></p><table style="border-collapse:collapse;font-family:'Times New Roman';font-size:10pt;margin-bottom:0pt;margin-top:0pt;table-layout:fixed;text-align:justify;width:100%;border:0pt;"><tr><td style="font-family:'Times New Roman';font-size:10pt;vertical-align:text-top;white-space:nowrap;width:18pt;padding:0pt;">(1)</td><td style="padding:0pt;"><span style="color:#000000;font-family:'Times New Roman';font-size:10pt;font-style:normal;font-weight:normal;text-align:justify;">This includes only oil and natural gas production costs and oil and natural gas production taxes and does not give account to depreciation, depletion and amortization, accretion of asset retirement obligation, general and administrative expense, interest expense or any other cost that cannot be directly correlated to the Acquisition.</span></td></tr></table><div style="margin-top:12pt;"/>
CY2019 us-gaap Payments To Acquire Oil And Gas Property
PaymentsToAcquireOilAndGasProperty
3400411
CY2018 us-gaap Payments To Acquire Oil And Gas Property
PaymentsToAcquireOilAndGasProperty
4656484
CY2019 us-gaap Proceeds From Sale Of Oil And Gas Property And Equipment
ProceedsFromSaleOfOilAndGasPropertyAndEquipment
8547074
CY2019 us-gaap Business Acquisitions Pro Forma Revenue
BusinessAcquisitionsProFormaRevenue
202368245
CY2018 us-gaap Business Acquisitions Pro Forma Revenue
BusinessAcquisitionsProFormaRevenue
196385905
CY2019 us-gaap Business Acquisitions Pro Forma Net Income Loss
BusinessAcquisitionsProFormaNetIncomeLoss
29556993
CY2018 us-gaap Business Acquisitions Pro Forma Net Income Loss
BusinessAcquisitionsProFormaNetIncomeLoss
29105827
CY2019 us-gaap Business Acquisition Pro Forma Earnings Per Share Basic
BusinessAcquisitionProFormaEarningsPerShareBasic
0.44
CY2018 us-gaap Business Acquisition Pro Forma Earnings Per Share Basic
BusinessAcquisitionProFormaEarningsPerShareBasic
0.49
CY2019 us-gaap Business Acquisition Pro Forma Earnings Per Share Diluted
BusinessAcquisitionProFormaEarningsPerShareDiluted
0.44
CY2018 us-gaap Business Acquisition Pro Forma Earnings Per Share Diluted
BusinessAcquisitionProFormaEarningsPerShareDiluted
0.48
CY2019Q4 us-gaap Capitalized Costs Proved Properties
CapitalizedCostsProvedProperties
1083966135
CY2018Q4 us-gaap Capitalized Costs Proved Properties
CapitalizedCostsProvedProperties
641121398
CY2019Q4 us-gaap Finance Lease Right Of Use Asset
FinanceLeaseRightOfUseAsset
858513
CY2018Q4 us-gaap Finance Lease Right Of Use Asset
FinanceLeaseRightOfUseAsset
0
CY2019Q4 us-gaap Capitalized Costs Support Equipment And Facilities
CapitalizedCostsSupportEquipmentAndFacilities
1465551
CY2018Q4 us-gaap Capitalized Costs Support Equipment And Facilities
CapitalizedCostsSupportEquipmentAndFacilities
1465551
CY2019Q4 us-gaap Capitalized Costs Oil And Gas Producing Activities Gross
CapitalizedCostsOilAndGasProducingActivitiesGross
1086290199
CY2018Q4 us-gaap Capitalized Costs Oil And Gas Producing Activities Gross
CapitalizedCostsOilAndGasProducingActivitiesGross
642586949
CY2019Q4 us-gaap Capitalized Costs Accumulated Depreciation Depletion Amortization And Valuation Allowance For Relating To Oil And Gas Producing Activities
CapitalizedCostsAccumulatedDepreciationDepletionAmortizationAndValuationAllowanceForRelatingToOilAndGasProducingActivities
157074044
CY2018Q4 us-gaap Capitalized Costs Accumulated Depreciation Depletion Amortization And Valuation Allowance For Relating To Oil And Gas Producing Activities
CapitalizedCostsAccumulatedDepreciationDepletionAmortizationAndValuationAllowanceForRelatingToOilAndGasProducingActivities
100576087
CY2019Q4 us-gaap Capitalized Costs Oil And Gas Producing Activities Net
CapitalizedCostsOilAndGasProducingActivitiesNet
929216155
CY2018Q4 us-gaap Capitalized Costs Oil And Gas Producing Activities Net
CapitalizedCostsOilAndGasProducingActivitiesNet
542010862
CY2019 us-gaap Payments To Acquire Businesses Net Of Cash Acquired
PaymentsToAcquireBusinessesNetOfCashAcquired
276061594
CY2018 us-gaap Payments To Acquire Businesses Net Of Cash Acquired
PaymentsToAcquireBusinessesNetOfCashAcquired
0
CY2018 us-gaap Proceeds From Sale Of Oil And Gas Property And Equipment
ProceedsFromSaleOfOilAndGasPropertyAndEquipment
0
CY2019 us-gaap Payments To Explore And Develop Oil And Gas Properties
PaymentsToExploreAndDevelopOilAndGasProperties
152125320
CY2018 us-gaap Payments To Explore And Develop Oil And Gas Properties
PaymentsToExploreAndDevelopOilAndGasProperties
198870366
CY2019 rei Payments For Proceeds From Oil And Gas Producing Activities
PaymentsForProceedsFromOilAndGasProducingActivities
423040251
CY2018 rei Payments For Proceeds From Oil And Gas Producing Activities
PaymentsForProceedsFromOilAndGasProducingActivities
203526850
CY2017Q3 rei Number Of Barrels Per Day
NumberOfBarrelsPerDay
1000
CY2018Q4 rei Payments For Termination Of Derivative Contracts
PaymentsForTerminationOfDerivativeContracts
3438300
CY2018Q4 us-gaap Asset Retirement Obligation
AssetRetirementObligation
13055797
CY2019Q2 us-gaap Line Of Credit Facility Maximum Borrowing Capacity
LineOfCreditFacilityMaximumBorrowingCapacity
1000000000
CY2019Q2 us-gaap Line Of Credit Facility Current Borrowing Capacity
LineOfCreditFacilityCurrentBorrowingCapacity
425000000
CY2019 us-gaap Debt Instrument Basis Spread On Variable Rate1
DebtInstrumentBasisSpreadOnVariableRate1
0.0000
CY2019Q4 us-gaap Line Of Credit
LineOfCredit
366500000
CY2016Q4 us-gaap Asset Retirement Obligation
AssetRetirementObligation
7957035
CY2017 us-gaap Asset Retirement Obligation Liabilities Incurred
AssetRetirementObligationLiabilitiesIncurred
1297289
CY2017 us-gaap Asset Retirement Obligation Liabilities Settled
AssetRetirementObligationLiabilitiesSettled
766595
CY2017 us-gaap Accretion Expense
AccretionExpense
567968
CY2017Q4 us-gaap Asset Retirement Obligation
AssetRetirementObligation
9055697
CY2018 rei Asset Retirement Obligation Liabilities Acquired
AssetRetirementObligationLiabilitiesAcquired
2571549
CY2018 us-gaap Asset Retirement Obligation Liabilities Incurred
AssetRetirementObligationLiabilitiesIncurred
1311956
CY2018 us-gaap Asset Retirement Obligation Liabilities Settled
AssetRetirementObligationLiabilitiesSettled
577824
CY2018 us-gaap Asset Retirement Obligation Revision Of Estimate
AssetRetirementObligationRevisionOfEstimate
87960
CY2018 us-gaap Accretion Expense
AccretionExpense
606459
CY2019 rei Asset Retirement Obligation Liabilities Acquired
AssetRetirementObligationLiabilitiesAcquired
3745642
CY2019 us-gaap Asset Retirement Obligation Liabilities Incurred
AssetRetirementObligationLiabilitiesIncurred
631727
CY2019 us-gaap Asset Retirement Obligation Liabilities Settled
AssetRetirementObligationLiabilitiesSettled
1589654
CY2019 us-gaap Accretion Expense
AccretionExpense
943707
CY2019Q4 us-gaap Asset Retirement Obligation
AssetRetirementObligation
16787219
CY2019Q4 us-gaap Common Stock Shares Authorized
CommonStockSharesAuthorized
150000000
CY2019Q4 us-gaap Common Stock Par Or Stated Value Per Share
CommonStockParOrStatedValuePerShare
0.001
CY2019Q4 us-gaap Preferred Stock Shares Authorized
PreferredStockSharesAuthorized
50000000
CY2017 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Shares Issued In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesIssuedInPeriod
133308
CY2018 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Shares Issued In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesIssuedInPeriod
153113
CY2017 rei Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercised
SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercised
165400
CY2017 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Shares Issued In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesIssuedInPeriod
133308
CY2017 rei Stock Option Exercised Shares Retained
StockOptionExercisedSharesRetained
32092
CY2017 us-gaap Stock Issued During Period Value Stock Options Exercised
StockIssuedDuringPeriodValueStockOptionsExercised
0
CY2017 rei Stockoption Exercised Value Of Shares Retained
StockoptionExercisedValueOfSharesRetained
435785
CY2017 us-gaap Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price
ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice
2.63
CY2017Q4 us-gaap Share Price
SharePrice
13.18
CY2018 rei Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercised
SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercised
193000
CY2018 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Shares Issued In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesIssuedInPeriod
153113
CY2018 rei Stock Option Exercised Shares Retained
StockOptionExercisedSharesRetained
39887
CY2018 us-gaap Stock Issued During Period Value Stock Options Exercised
StockIssuedDuringPeriodValueStockOptionsExercised
100000
CY2018 rei Stockoption Exercised Value Of Shares Retained
StockoptionExercisedValueOfSharesRetained
470750
CY2018 us-gaap Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price
ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice
2.96
CY2018Q4 us-gaap Share Price
SharePrice
10.58
CY2018Q4 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant
ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant
28955
CY2018 us-gaap Sharebased Compensation Arrangement By Sharebased Payment Award Award Vesting Rights Percentage
SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage
0.20
CY2019Q4 us-gaap Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Stock Options
EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions
702934
CY2019 us-gaap Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1
EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1
P1Y6M
CY2019Q4 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Aggregate Intrinsic Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue
278400
CY2019Q4 us-gaap Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1
SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1
278400
CY2019Q4 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Per Share Weighted Average Price Of Shares Purchased
ShareBasedCompensationArrangementByShareBasedPaymentAwardPerShareWeightedAveragePriceOfSharesPurchased
2.64
CY2018 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue
1470230
CY2017 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue
1744047
CY2019Q4 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
2748500
CY2019 us-gaap Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2
SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2
P4Y2M12D
CY2019Q4 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber
2506700
CY2019 us-gaap Defined Contribution Plan Employer Matching Contribution Percent Of Match
DefinedContributionPlanEmployerMatchingContributionPercentOfMatch
0.06
CY2019 us-gaap Defined Contribution Plan Employers Matching Contribution Annual Vesting Percentage
DefinedContributionPlanEmployersMatchingContributionAnnualVestingPercentage
1
CY2019 us-gaap Defined Contribution Plan Cost Recognized
DefinedContributionPlanCostRecognized
59716
CY2018 us-gaap Income Tax Reconciliation Nondeductible Expense
IncomeTaxReconciliationNondeductibleExpense
3197
CY2019 us-gaap Related Party Transaction Expenses From Transactions With Related Party
RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty
60000
CY2018 us-gaap Related Party Transaction Expenses From Transactions With Related Party
RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty
60000
CY2017 us-gaap Related Party Transaction Expenses From Transactions With Related Party
RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty
60000
CY2019 us-gaap Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
13787654
CY2018 us-gaap Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
3445721
CY2017 us-gaap Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
10416171
CY2019 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
13787654
CY2018 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
3445721
CY2017 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
10416171
CY2019 us-gaap Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate
IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate
9089683
CY2018 us-gaap Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate
IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate
2613551
CY2017 us-gaap Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate
IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate
4194556
CY2019 us-gaap Income Tax Reconciliation Nondeductible Expense
IncomeTaxReconciliationNondeductibleExpense
2399
CY2017 us-gaap Income Tax Reconciliation Nondeductible Expense
IncomeTaxReconciliationNondeductibleExpense
6158
CY2019 us-gaap Income Tax Reconciliation Other Reconciling Items
IncomeTaxReconciliationOtherReconcilingItems
4055418
CY2018 us-gaap Income Tax Reconciliation Other Reconciling Items
IncomeTaxReconciliationOtherReconcilingItems
828973
CY2017 us-gaap Income Tax Reconciliation Other Reconciling Items
IncomeTaxReconciliationOtherReconcilingItems
-453217
CY2019 us-gaap Income Tax Reconciliation Tax Settlements
IncomeTaxReconciliationTaxSettlements
19
CY2018 us-gaap Income Tax Reconciliation Tax Settlements
IncomeTaxReconciliationTaxSettlements
0
CY2017 us-gaap Income Tax Reconciliation Tax Settlements
IncomeTaxReconciliationTaxSettlements
-58766
CY2019 us-gaap Income Tax Reconciliation State And Local Income Taxes
IncomeTaxReconciliationStateAndLocalIncomeTaxes
160913
CY2018 us-gaap Income Tax Reconciliation State And Local Income Taxes
IncomeTaxReconciliationStateAndLocalIncomeTaxes
0
CY2017 us-gaap Income Tax Reconciliation State And Local Income Taxes
IncomeTaxReconciliationStateAndLocalIncomeTaxes
124200
CY2019 us-gaap Income Tax Reconciliation Tax Contingencies State And Local
IncomeTaxReconciliationTaxContingenciesStateAndLocal
0
CY2018 us-gaap Income Tax Reconciliation Tax Contingencies State And Local
IncomeTaxReconciliationTaxContingenciesStateAndLocal
0
CY2017 us-gaap Income Tax Reconciliation Tax Contingencies State And Local
IncomeTaxReconciliationTaxContingenciesStateAndLocal
-350059
CY2019 us-gaap Income Tax Reconciliation Change In Enacted Tax Rate
IncomeTaxReconciliationChangeInEnactedTaxRate
479222
CY2018 us-gaap Income Tax Reconciliation Change In Enacted Tax Rate
IncomeTaxReconciliationChangeInEnactedTaxRate
0
CY2017 us-gaap Income Tax Reconciliation Change In Enacted Tax Rate
IncomeTaxReconciliationChangeInEnactedTaxRate
6953299
CY2019 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
13787654
CY2018 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
3445721
CY2017 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
10416171
CY2018 us-gaap Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
0.21
CY2017 us-gaap Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
0.35
CY2017 us-gaap Income Tax Reconciliation Change In Enacted Tax Rate
IncomeTaxReconciliationChangeInEnactedTaxRate
6950000
CY2018Q3 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.09
CY2017Q1 us-gaap Operating Income Loss
OperatingIncomeLoss
2502852
CY2017Q2 us-gaap Operating Income Loss
OperatingIncomeLoss
2621612
CY2017Q3 us-gaap Operating Income Loss
OperatingIncomeLoss
4292081
CY2017Q4 us-gaap Operating Income Loss
OperatingIncomeLoss
6550596
CY2017Q1 us-gaap Net Income Loss
NetIncomeLoss
1279281
CY2017Q2 us-gaap Net Income Loss
NetIncomeLoss
1910763
CY2019 us-gaap Income Tax Reconciliation Change In Enacted Tax Rate
IncomeTaxReconciliationChangeInEnactedTaxRate
479222
CY2018Q4 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
-0.12
CY2018Q1 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
0.10
CY2018Q2 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
0.08
CY2018Q3 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
0.09
CY2019Q4 us-gaap Deferred Tax Liabilities Property Plant And Equipment
DeferredTaxLiabilitiesPropertyPlantAndEquipment
56325029
CY2018Q4 us-gaap Deferred Tax Liabilities Property Plant And Equipment
DeferredTaxLiabilitiesPropertyPlantAndEquipment
33888806
CY2019Q4 us-gaap Deferred Tax Assets Tax Deferred Expense Compensation And Benefits
DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits
269264
CY2018Q4 us-gaap Deferred Tax Assets Tax Deferred Expense Compensation And Benefits
DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits
3734911
CY2019Q4 us-gaap Deferred Tax Assets Operating Loss Carryforwards
DeferredTaxAssetsOperatingLossCarryforwards
50054589
CY2018Q4 us-gaap Deferred Tax Assets Operating Loss Carryforwards
DeferredTaxAssetsOperatingLossCarryforwards
37940374
CY2019Q4 us-gaap Deferred Tax Assets Net
DeferredTaxAssetsNet
50323853
CY2018Q4 us-gaap Deferred Tax Assets Net
DeferredTaxAssetsNet
41675285
CY2019Q4 us-gaap Deferred Tax Liabilities
DeferredTaxLiabilities
6001176
CY2018Q4 us-gaap Deferred Tax Assets Liabilities Net
DeferredTaxAssetsLiabilitiesNet
7786479
CY2019Q4 rei Company Had Net Operating Loss Carry Forwards For Federal Income Tax Reporting Purposes Of Approximately In Millions
CompanyHadNetOperatingLossCarryForwardsForFederalIncomeTaxReportingPurposesOfApproximatelyInMillions
107400000
CY2019 rei Operating Loss Carry Forwards Expiration Starting Year
OperatingLossCarryForwardsExpirationStartingYear
2027
CY2019 rei Operating Loss Carry Forwards Expiration Ending Year
OperatingLossCarryForwardsExpirationEndingYear
2038
CY2019Q4 rei Operating Loss Carry Forwards That Will Not Expire
OperatingLossCarryForwardsThatWillNotExpire
129900000
CY2017Q3 us-gaap Net Income Loss
NetIncomeLoss
3073760
CY2017Q4 us-gaap Net Income Loss
NetIncomeLoss
-4509935
CY2017Q1 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.03
CY2017Q2 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.04
CY2017Q3 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.06
CY2017Q4 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
-0.08
CY2017Q1 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
0.03
CY2017Q2 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
0.04
CY2017Q3 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
0.06
CY2017Q4 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
-0.08
CY2018Q1 us-gaap Operating Income Loss
OperatingIncomeLoss
10935120
CY2018Q2 us-gaap Operating Income Loss
OperatingIncomeLoss
9397559
CY2018Q3 us-gaap Operating Income Loss
OperatingIncomeLoss
9615030
CY2018Q4 us-gaap Operating Income Loss
OperatingIncomeLoss
-9986770
CY2018Q1 us-gaap Net Income Loss
NetIncomeLoss
5665634
CY2018Q2 us-gaap Net Income Loss
NetIncomeLoss
4719806
CY2018Q4 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
-0.12
CY2019Q1 us-gaap Operating Income Loss
OperatingIncomeLoss
10235485
CY2019Q2 us-gaap Operating Income Loss
OperatingIncomeLoss
17636415
CY2018Q3 us-gaap Net Income Loss
NetIncomeLoss
5693628
CY2018Q4 us-gaap Net Income Loss
NetIncomeLoss
-7079308
CY2018Q1 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.10
CY2018Q2 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.08
CY2019Q3 us-gaap Operating Income Loss
OperatingIncomeLoss
14342410
CY2019Q4 us-gaap Operating Income Loss
OperatingIncomeLoss
17922018
CY2019Q1 us-gaap Net Income Loss
NetIncomeLoss
4269260
CY2019Q2 us-gaap Net Income Loss
NetIncomeLoss
11342597
CY2019Q3 us-gaap Net Income Loss
NetIncomeLoss
8858000
CY2019Q4 us-gaap Net Income Loss
NetIncomeLoss
5026692
CY2019Q1 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.07
CY2019Q2 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.17
CY2019Q3 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.13
CY2019Q4 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.08
CY2019Q1 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
0.07
CY2019Q2 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
0.17
CY2019Q3 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
0.13
CY2019Q4 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
0.08

Files In Submission

Name View Source Status
0001104659-20-034179-index-headers.html Edgar Link pending
0001104659-20-034179-index.html Edgar Link pending
0001104659-20-034179.txt Edgar Link pending
0001104659-20-034179-xbrl.zip Edgar Link pending
ex-23d1.htm Edgar Link pending
ex-23d1g001.jpg Edgar Link pending
ex-23d1g002.jpg Edgar Link pending
ex-23d2.htm Edgar Link pending
ex-23d2g001.jpg Edgar Link pending
ex-23d2g002.jpg Edgar Link pending
ex-31d1.htm Edgar Link pending
ex-31d2.htm Edgar Link pending
ex-32d1.htm Edgar Link pending
ex-32d2.htm Edgar Link pending
ex-4d2.htm Edgar Link pending
ex-99d1.htm Edgar Link pending
ex-99d1g001.jpg Edgar Link pending
ex-99d1g002.jpg Edgar Link pending
FilingSummary.xml Edgar Link unprocessable
Financial_Report.xlsx Edgar Link pending
MetaLinks.json Edgar Link pending
R1.htm Edgar Link pending
R10.htm Edgar Link pending
R100.htm Edgar Link pending
R101.htm Edgar Link pending
R102.htm Edgar Link pending
R103.htm Edgar Link pending
R104.htm Edgar Link pending
R11.htm Edgar Link pending
R12.htm Edgar Link pending
R13.htm Edgar Link pending
R14.htm Edgar Link pending
R15.htm Edgar Link pending
R16.htm Edgar Link pending
R17.htm Edgar Link pending
R18.htm Edgar Link pending
R19.htm Edgar Link pending
R2.htm Edgar Link pending
R20.htm Edgar Link pending
R21.htm Edgar Link pending
R22.htm Edgar Link pending
R23.htm Edgar Link pending
R24.htm Edgar Link pending
R25.htm Edgar Link pending
R26.htm Edgar Link pending
R27.htm Edgar Link pending
R28.htm Edgar Link pending
R29.htm Edgar Link pending
R3.htm Edgar Link pending
R30.htm Edgar Link pending
R31.htm Edgar Link pending
R32.htm Edgar Link pending
R33.htm Edgar Link pending
R34.htm Edgar Link pending
R35.htm Edgar Link pending
R36.htm Edgar Link pending
R37.htm Edgar Link pending
R38.htm Edgar Link pending
R39.htm Edgar Link pending
R4.htm Edgar Link pending
R40.htm Edgar Link pending
R41.htm Edgar Link pending
R42.htm Edgar Link pending
R43.htm Edgar Link pending
R44.htm Edgar Link pending
R45.htm Edgar Link pending
R46.htm Edgar Link pending
R47.htm Edgar Link pending
R48.htm Edgar Link pending
R49.htm Edgar Link pending
R5.htm Edgar Link pending
R50.htm Edgar Link pending
R51.htm Edgar Link pending
R52.htm Edgar Link pending
R53.htm Edgar Link pending
R54.htm Edgar Link pending
R55.htm Edgar Link pending
R56.htm Edgar Link pending
R57.htm Edgar Link pending
R58.htm Edgar Link pending
R59.htm Edgar Link pending
R6.htm Edgar Link pending
R60.htm Edgar Link pending
R61.htm Edgar Link pending
R62.htm Edgar Link pending
R63.htm Edgar Link pending
R64.htm Edgar Link pending
R65.htm Edgar Link pending
R66.htm Edgar Link pending
R67.htm Edgar Link pending
R68.htm Edgar Link pending
R69.htm Edgar Link pending
R7.htm Edgar Link pending
R70.htm Edgar Link pending
R71.htm Edgar Link pending
R72.htm Edgar Link pending
R73.htm Edgar Link pending
R74.htm Edgar Link pending
R75.htm Edgar Link pending
R76.htm Edgar Link pending
R77.htm Edgar Link pending
R78.htm Edgar Link pending
R79.htm Edgar Link pending
R8.htm Edgar Link pending
R80.htm Edgar Link pending
R81.htm Edgar Link pending
R82.htm Edgar Link pending
R83.htm Edgar Link pending
R84.htm Edgar Link pending
R85.htm Edgar Link pending
R86.htm Edgar Link pending
R87.htm Edgar Link pending
R88.htm Edgar Link pending
R89.htm Edgar Link pending
R9.htm Edgar Link pending
R90.htm Edgar Link pending
R91.htm Edgar Link pending
R92.htm Edgar Link pending
R93.htm Edgar Link pending
R94.htm Edgar Link pending
R95.htm Edgar Link pending
R96.htm Edgar Link pending
R97.htm Edgar Link pending
R98.htm Edgar Link pending
R99.htm Edgar Link pending
rei-20191231.xsd Edgar Link pending
rei-20191231x10k52984e.htm Edgar Link pending
rei-20191231x10k52984e001.jpg Edgar Link pending
rei-20191231x10k52984e003.jpg Edgar Link pending
rei-20191231x10k52984e004.jpg Edgar Link pending
rei-20191231x10k52984e_htm.xml Edgar Link completed
rei-20191231_cal.xml Edgar Link unprocessable
rei-20191231_def.xml Edgar Link unprocessable
rei-20191231_lab.xml Edgar Link unprocessable
rei-20191231_pre.xml Edgar Link unprocessable
report.css Edgar Link pending
Show.js Edgar Link pending