Annual report pursuant to Section 13 and 15(d)

Income Taxes (Details 3)

v2.4.1.9
Income Taxes (Details 3)
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Summary of difference between the federal statutory tax rate and the effective tax rate      
Federal statutory rate 35.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate 35.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate 35.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
State income taxes, net of federal benefit 2.50%us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes 2.40%us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes 3.10%us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes
Foreign income tax (10.30%)us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential (7.90%)us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential (0.90%)us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential
Research and development tax credits 1.10%us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsResearch 1.00%us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsResearch (0.30%)us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsResearch
Non-Deductible components of convertible debt (3.80%)opk_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseConvertibleDebt (16.70%)opk_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseConvertibleDebt 0.00%opk_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseConvertibleDebt
Valuation allowance (25.30%)us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance (11.40%)us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance (11.40%)us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance
Other 0.80%us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments (3.90%)us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments (0.70%)us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments
Total 0.00%us-gaap_EffectiveIncomeTaxRateContinuingOperations (1.50%)us-gaap_EffectiveIncomeTaxRateContinuingOperations 24.80%us-gaap_EffectiveIncomeTaxRateContinuingOperations