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Organization and Summary of Significant Accounting Policies - Additional Information (Details) (USD $)
12 Months Ended 1 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Jan. 31, 2015
Dec. 31, 2012
Common stock, shares authorized 47,500,000us-gaap_CommonStockSharesAuthorized 47,500,000us-gaap_CommonStockSharesAuthorized    
Common stock, par value (in dollars per share) $ 0.001us-gaap_CommonStockParOrStatedValuePerShare $ 0.001us-gaap_CommonStockParOrStatedValuePerShare    
Common stock, shares outstanding 29,202,826us-gaap_CommonStockSharesOutstanding 27,563,619us-gaap_CommonStockSharesOutstanding    
Ownership percentage by noncontrolling owners 50.00%us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners      
Stockholders' equity attributable to parent $ (5,108,182)us-gaap_StockholdersEquity $ (2,470,091)us-gaap_StockholdersEquity    
Net income (loss) (4,229,137)us-gaap_ProfitLoss (2,116,138)us-gaap_ProfitLoss    
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest (1,468,823)us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest 1,695,895us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest   1,546,867us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
Reclass prior period contribution to related party payable 150,000vyey_ReclassPriorPeriodContributiontoRelatedPartyPayable (150,000)vyey_ReclassPriorPeriodContributiontoRelatedPartyPayable    
Impairment losses 3,721,042us-gaap_ImpairmentOfOilAndGasProperties 640,583us-gaap_ImpairmentOfOilAndGasProperties    
Allowance for doubtful accounts 200,000us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent 200,000us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent    
Weighted average number of common shares outstanding 28,453,976us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted 27,563,619us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted    
Warrants issued for services 0us-gaap_IssuanceOfStockAndWarrantsForServicesOrClaims 27,060us-gaap_IssuanceOfStockAndWarrantsForServicesOrClaims    
Stock based compensation 490,174us-gaap_ShareBasedCompensation 52,106us-gaap_ShareBasedCompensation    
Stock grants in exchange for services 81,667vyey_StockGrantsInExchangeForServices 0vyey_StockGrantsInExchangeForServices    
Net Cash Provided by (Used in) Operating Activities (1,137,222)us-gaap_NetCashProvidedByUsedInOperatingActivities (580,275)us-gaap_NetCashProvidedByUsedInOperatingActivities    
Payments to explore and develop oil and gas properties 841,270us-gaap_PaymentsToExploreAndDevelopOilAndGasProperties 2,346,482us-gaap_PaymentsToExploreAndDevelopOilAndGasProperties    
Acquisition of oil and gas properties (3,214,872)us-gaap_PaymentsToAcquireOilAndGasProperty 0us-gaap_PaymentsToAcquireOilAndGasProperty    
Noncontrolling Interest [Member]        
Net income (loss) (1,019,205)us-gaap_ProfitLoss
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_NoncontrollingInterestMember
(429,511)us-gaap_ProfitLoss
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_NoncontrollingInterestMember
   
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest 3,639,359us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_NoncontrollingInterestMember
4,165,986us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_NoncontrollingInterestMember
  2,409,497us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_NoncontrollingInterestMember
Reclass prior period contribution to related party payable   (150,000)vyey_ReclassPriorPeriodContributiontoRelatedPartyPayable
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_NoncontrollingInterestMember
   
Property, Plant and Equipment [Member] | Minimum [Member]        
Property, plant and equipment, useful life 5 years      
Property, Plant and Equipment [Member] | Maximum [Member]        
Property, plant and equipment, useful life 10 years      
Office Equipment [Member] | Minimum [Member]        
Property, plant and equipment, useful life 5 years      
Office Equipment [Member] | Maximum [Member]        
Property, plant and equipment, useful life 7 years      
Properties Other Than Permian Basin Fairway Operations [Member]        
Impairment losses 3,721,041us-gaap_ImpairmentOfOilAndGasProperties
/ us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis
= vyey_PropertiesOtherThanPermianBasinFairwayOperationsMember
     
Proved oil and gas properties, subject to write down 792,530vyey_ProvedOilandGasPropertiesAmountSubjecttoWriteDown
/ us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis
= vyey_PropertiesOtherThanPermianBasinFairwayOperationsMember
     
Proved oil and gas property, subject to write down, fair value 658,509vyey_ProvedOilandGasPropertyAmountSubjecttoWriteDownFairValue
/ us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis
= vyey_PropertiesOtherThanPermianBasinFairwayOperationsMember
     
Permian Basin Fairway Operations [Member]        
Impairment losses 3,587,020us-gaap_ImpairmentOfOilAndGasProperties
/ us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis
= vyey_PermianBasinFairwayOperationsMember
     
Proved oil and gas properties, subject to write down 3,826,525vyey_ProvedOilandGasPropertiesAmountSubjecttoWriteDown
/ us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis
= vyey_PermianBasinFairwayOperationsMember
     
Proved oil and gas property, subject to write down, fair value 239,505vyey_ProvedOilandGasPropertyAmountSubjecttoWriteDownFairValue
/ us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis
= vyey_PermianBasinFairwayOperationsMember
     
Lightnin’ Property [Member]        
Impairment losses   640,583us-gaap_ImpairmentOfOilAndGasProperties
/ us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis
= vyey_LightninPropertyMember
   
Proved oil and gas properties, subject to write down   890,818vyey_ProvedOilandGasPropertiesAmountSubjecttoWriteDown
/ us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis
= vyey_LightninPropertyMember
   
Proved oil and gas property, subject to write down, fair value   250,055vyey_ProvedOilandGasPropertyAmountSubjecttoWriteDownFairValue
/ us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis
= vyey_LightninPropertyMember
   
Subsidiaries [Member]        
Ownership percentage by noncontrolling owners 50.00%us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
     
Subsequent Event [Member]        
Payment of related party payable     100,000vyey_PaymentofRelatedPartyPayable
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember
 
Scenario, Adjustment [Member]        
Reclass prior period contribution to related party payable   150,000vyey_ReclassPriorPeriodContributiontoRelatedPartyPayable
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioAdjustmentMember
   
Decrease in due from related parties   50,000us-gaap_IncreaseDecreaseInDueFromRelatedParties
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioAdjustmentMember
   
Increase in due to related parties   100,000us-gaap_IncreaseDecreaseInDueToRelatedParties
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioAdjustmentMember
   
Directors [Member]        
Warrants issued for services 383,674us-gaap_IssuanceOfStockAndWarrantsForServicesOrClaims
/ us-gaap_TitleOfIndividualAxis
= us-gaap_DirectorMember
27,060us-gaap_IssuanceOfStockAndWarrantsForServicesOrClaims
/ us-gaap_TitleOfIndividualAxis
= us-gaap_DirectorMember
   
Officers and Employees [Member]        
Stock based compensation $ 106,500us-gaap_ShareBasedCompensation
/ us-gaap_TitleOfIndividualAxis
= vyey_OfficersandEmployeesMember
$ 52,106us-gaap_ShareBasedCompensation
/ us-gaap_TitleOfIndividualAxis
= vyey_OfficersandEmployeesMember