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TAXES AND NET OPERATING LOSS CARRYFORWARDS (Details 1)
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Taxes And Net Operating Loss Carryforwards Details 1      
Federal Tax Provision 34.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate 34.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate 34.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
State taxes (net of federal benefit) 1.40%us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes 2.60%us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes 4.10%us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes
Warrant Gain (18.80%)BVX_EffectiveIncomeTaxRateReconciliationWarrantGains    
Valuation allowance (45.30%)BVX_ValuationAllowance    
Other (1.60%)us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments (9.30%)us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments (12.20%)us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments
Total Tax Rate (30.30%)us-gaap_EffectiveIncomeTaxRateReconciliationDeductions 27.30%us-gaap_EffectiveIncomeTaxRateReconciliationDeductions 25.90%us-gaap_EffectiveIncomeTaxRateReconciliationDeductions