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Long-Term Debt (Details) (USD $)
12 Months Ended 0 Months Ended
Dec. 31, 2014
borrowing_base
Feb. 14, 2012
Jul. 20, 2013
Dec. 31, 2013
Sep. 19, 2011
hp
Long-term debt [Abstract]          
Long-term debt $ 78,789,000us-gaap_LongTermDebt     $ 43,932,000us-gaap_LongTermDebt  
Less current maturities (2,235,000)us-gaap_LongTermDebtCurrent     (2,142,000)us-gaap_LongTermDebtCurrent  
Long-term debt – less current maturities 76,554,000us-gaap_LongTermDebtNoncurrent     41,790,000us-gaap_LongTermDebtNoncurrent  
Maturities of long-term debt [Abstract]          
2015 2,235,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths        
2016 2,333,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo        
2017 608,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree        
2018 70,262,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour        
2019 273,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive        
Thereafter 3,078,000us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive        
Credit Facility [Abstract]          
Maximum borrowing capacity 300,000,000us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity        
Current borrowing base 165,000,000us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity        
Number of reserve reports prepared by independent petroleum engineers 1axas_LineOfCreditReserveReportsExternal        
Number of reserve report prepared internally 1axas_LineOfCreditReserveReportsInternal        
Number of borrowing base redetermination 1axas_LineOfCreditBorrowingBaseRedeterminationNumber        
Term of borrowing base redetermination 6 months        
Description of variable rate basis LIBOR        
Financial covenants, minimum current ratio 1.00axas_FinancialCovenantsMinimumCurrentRatio        
Financial covenants, interest coverage ratio 2.50axas_FinancialCovenantsInterestCoverageRatio        
Financial covenants, total debt To EBITDAX ratio 4.00axas_FinancialCovenantsTotalDebtToEbitdaxRatio        
Interest coverage ratio 42.81axas_InterestCoverageRatio        
Total debt to EBITDAX ratio 0.82axas_TotalDebtToEbitdaxRatio        
Current ratio 1.53axas_CurrentRatio        
Senior Secured Credit Facility [Member]          
Long-term debt [Abstract]          
Long-term debt 70,000,000us-gaap_LongTermDebt
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_LineOfCreditMember
    33,000,000us-gaap_LongTermDebt
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_LineOfCreditMember
 
Maturities of long-term debt [Abstract]          
Maturity date of debt instrument Jun. 30, 2018        
Percentage added to reference rate (in hundredths) 0.50%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_LineOfCreditMember
       
Credit Facility [Abstract]          
Market value of property (in hundredths) 5.00%axas_LineOfCreditMarketValueOfPropertyMinimumPercentage
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_LineOfCreditMember
       
Reduced collateral value (in hundredths) 5.00%axas_LineOfCreditReducedCollateralValueMinimumPercentage
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_LineOfCreditMember
       
Interest rate on credit facility (in hundredths) 2.16%us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_LineOfCreditMember
       
Senior Secured Credit Facility [Member] | Minimum [Member]          
Maturities of long-term debt [Abstract]          
Percentage added to reference rate (in hundredths) 0.75%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_LineOfCreditMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
       
Credit Facility [Abstract]          
Percentage added to variable rate of interest (in hundredths) 1.75%axas_DebtInstrumentSpreadOnElectedVariableRate
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_LineOfCreditMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
       
Senior Secured Credit Facility [Member] | Maximum [Member]          
Maturities of long-term debt [Abstract]          
Percentage added to reference rate (in hundredths) 1.75%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_LineOfCreditMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
       
Credit Facility [Abstract]          
Percentage added to variable rate of interest (in hundredths) 2.75%axas_DebtInstrumentSpreadOnElectedVariableRate
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_LineOfCreditMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
       
Rig Loan Agreement [Member]          
Long-term debt [Abstract]          
Long-term debt 4,456,000us-gaap_LongTermDebt
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_LoansPayableMember
    6,378,000us-gaap_LongTermDebt
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_LoansPayableMember
 
Maturities of long-term debt [Abstract]          
Maturity date of debt instrument   Feb. 14, 2017      
Rig Loan Agreement [Abstract]          
Power of diesel electric drilling rig (in horsepower)         2,000axas_DieselElectricDrillingRigPower
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_LoansPayableMember
Amount that can be borrowed under rig loan agreement   7,000,000us-gaap_DebtInstrumentFaceAmount
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_LoansPayableMember
     
Interest rate on debt (in hundredths)   4.26%us-gaap_DebtInstrumentInterestRateEffectivePercentage
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_LoansPayableMember
     
Real Estate Lien Note [Abstract]          
Monthly installments of principal and interest 179,695us-gaap_DebtInstrumentPeriodicPayment
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_LoansPayableMember
       
Real Estate Lien Note [Member]          
Long-term debt [Abstract]          
Long-term debt 4,333,000us-gaap_LongTermDebt
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_ConstructionLoansMember
    4,554,000us-gaap_LongTermDebt
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_ConstructionLoansMember
 
Real Estate Lien Note [Abstract]          
Fixed interest rate on note (in hundredths)     4.25%us-gaap_LongTermDebtPercentageBearingFixedInterestRate
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_ConstructionLoansMember
   
Monthly installments of principal and interest     $ 34,354us-gaap_DebtInstrumentPeriodicPayment
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_ConstructionLoansMember
   
Debt Instrument, Basis Spread on Variable Rate, Expected Rate 1.00%axas_DebtInstrumentBasisSpreadonVariableRateExpectedRate
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_ConstructionLoansMember
       
Debt Instrument, Interest Rate, Effective Percentage Rate Range, Maximum Expected Rate 7.25%axas_DebtInstrumentInterestRateEffectivePercentageRateRangeMaximumExpectedRate
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_ConstructionLoansMember