v2.4.1.9
Income Taxes - Reconciliation Of Provision Of Income Taxes (Details)
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Income Tax Disclosure [Abstract]      
Federal statutory rate 35.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate 35.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate 35.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
State income taxes (net of federal income tax benefit) 1.60%us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes 1.90%us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes 1.00%us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes
Foreign income tax rate differential 1.10%us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential 0.80%us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential 16.80%us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential
Revaluation of deferred tax assets for tax rate changes and blending differences, net (0.10%)us-gaap_EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate 0.00%us-gaap_EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate (0.50%)us-gaap_EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate
Research and development credit (0.60%)us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseResearchAndDevelopment 0.00%us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseResearchAndDevelopment 0.00%us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseResearchAndDevelopment
Domestic production exclusions (4.00%)us-gaap_EffectiveIncomeTaxRateReconciliationDeductionsQualifiedProductionActivities 0.00%us-gaap_EffectiveIncomeTaxRateReconciliationDeductionsQualifiedProductionActivities 0.00%us-gaap_EffectiveIncomeTaxRateReconciliationDeductionsQualifiedProductionActivities
Other 0.70%us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments 0.10%us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments 0.80%us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments
Effective tax rate 33.70%us-gaap_EffectiveIncomeTaxRateContinuingOperations 37.80%us-gaap_EffectiveIncomeTaxRateContinuingOperations 53.10%us-gaap_EffectiveIncomeTaxRateContinuingOperations