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INCOME TAXES (Details) (USD $)
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Income Tax Disclosure [Abstract]      
Statutory tax on book income $ (1,996,000)us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate $ 2,136,000us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate $ 768,000us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate
Permanent differences 52,000us-gaap_IncomeTaxReconciliationNondeductibleExpense (746,000)us-gaap_IncomeTaxReconciliationNondeductibleExpense 44,000us-gaap_IncomeTaxReconciliationNondeductibleExpense
Net operating loss utilization 0vtnr_NetOperatingLossUtilizationIncrease (969,000)vtnr_NetOperatingLossUtilizationIncrease (812,000)vtnr_NetOperatingLossUtilizationIncrease
Change in valuation allowance 922,000us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance (1,700,000)us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance (1,408,000)us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance
Other 1,033,763us-gaap_IncomeTaxReconciliationOtherAdjustments (421,000)us-gaap_IncomeTaxReconciliationOtherAdjustments 7,359us-gaap_IncomeTaxReconciliationOtherAdjustments
Income tax expense (benefit) $ 11,763us-gaap_IncomeTaxExpenseBenefit $ (1,700,000)us-gaap_IncomeTaxExpenseBenefit $ (1,400,641)us-gaap_IncomeTaxExpenseBenefit