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Supplementary Financial Information On Oil And Natural Gas Exploration Development and Production (Details 1) (USD $)
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Property acquisition and developmental costs:    
Development $ 841,270us-gaap_CostsIncurredDevelopmentCosts $ 2,346,482us-gaap_CostsIncurredDevelopmentCosts
Property Acquisition 3,214,872us-gaap_CostsIncurredAcquisitionOfOilAndGasProperties 81,550us-gaap_CostsIncurredAcquisitionOfOilAndGasProperties
Undrilled leaseholds 22,577vyey_CostsIncurredOilAndGasPropertyUndrilledLeaseholds 0vyey_CostsIncurredOilAndGasPropertyUndrilledLeaseholds
Asset retirement obligations 3,721vyey_ResultsOfOperationsAccretionOfAssetRetirementObligation 8,930vyey_ResultsOfOperationsAccretionOfAssetRetirementObligation
Totals costs incurred $ 4,082,440us-gaap_CostsIncurredOilAndGasPropertyAcquisitionExplorationAndDevelopmentActivities $ 2,436,962us-gaap_CostsIncurredOilAndGasPropertyAcquisitionExplorationAndDevelopmentActivities