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COMMITMENTS AND CONTINGENCIES (Details) (USD $)
3 Months Ended 1 Months Ended 12 Months Ended
Mar. 31, 2015
Suit
Mar. 31, 2014
Apr. 30, 2015
Dec. 31, 2014
May 31, 2015
May 15, 2015
Lease Commitment [Abstract]            
Lease expiration date May 31, 2017          
Future payments under lease agreement [Abstract]            
2015 $ 70,345us-gaap_OperatingLeasesFutureMinimumPaymentsRemainderOfFiscalYear          
2016 96,162us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears          
2017 40,479us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears          
Total 206,986us-gaap_OperatingLeasesFutureMinimumPaymentsDue          
Total rental expense 21,376us-gaap_OperatingLeasesRentExpenseNet 23,730us-gaap_OperatingLeasesRentExpenseNet        
Loss Contingencies [Line Items]            
Additional class action lawsuits 2us-gaap_LossContingencyNewClaimsFiledNumber          
Litigation settlement payable recorded as contingent liability 7,000,000us-gaap_LitigationReserveCurrent     7,000,000us-gaap_LitigationReserveCurrent    
Subsequent Event [Member]            
Loss Contingencies [Line Items]            
Increase in insurance receivable         7,000,000us-gaap_InsuranceSettlementsReceivable
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember
 
Litigation settlement payable     (400,000)us-gaap_LitigationSettlementAmount
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember
     
Litigation settlement payable recorded as contingent liability         7,000,000us-gaap_LitigationReserveCurrent
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember
 
Silverman Shareholder Class Action Suit [Member]            
Loss Contingencies [Line Items]            
Increase in insurance receivable 7,000,000us-gaap_InsuranceSettlementsReceivable
/ us-gaap_LitigationCaseAxis
= husa_SilvermanShareholderClassActionSuitMember
         
Silverman Shareholder Class Action Suit [Member] | Subsequent Event [Member]            
Loss Contingencies [Line Items]            
Litigation settlement payable recorded as contingent liability           7,000,000us-gaap_LitigationReserveCurrent
/ us-gaap_LitigationCaseAxis
= husa_SilvermanShareholderClassActionSuitMember
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember
SEC Administrative Proceeding [Member]            
Loss Contingencies [Line Items]            
Increase in insurance receivable 770,574us-gaap_InsuranceSettlementsReceivable
/ us-gaap_LitigationCaseAxis
= husa_SECAdministrativeProceedingMember
    1,612,681us-gaap_InsuranceSettlementsReceivable
/ us-gaap_LitigationCaseAxis
= husa_SECAdministrativeProceedingMember
   
Contingent liability       400,000us-gaap_LossContingencyLossInPeriod
/ us-gaap_LitigationCaseAxis
= husa_SECAdministrativeProceedingMember
   
SEC Administrative Proceeding [Member] | Subsequent Event [Member]            
Loss Contingencies [Line Items]            
Litigation settlement payable     (400,000)us-gaap_LitigationSettlementAmount
/ us-gaap_LitigationCaseAxis
= husa_SECAdministrativeProceedingMember
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember
     
Amount of Penalty Paid by Chief Executive Officer     $ 150,000husa_AmountOfPenaltyPaidByChiefExecutiveOfficer
/ us-gaap_LitigationCaseAxis
= husa_SECAdministrativeProceedingMember
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember