v2.4.1.9
Income Taxes (Details) - The Reconciliation of Income Tax Expense Computed at the Federal Statutory Rate to the Company’s Effective Rax Rate
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Income Tax Disclosure [Abstract]      
U.S. federal income tax rate 34.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate 34.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate 34.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
State income taxes, net of federal benefit (0.50%)us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes 6.40%us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes 5.70%us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes
Valuation allowance (20.10%)us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance (39.70%)us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance (39.10%)us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance
Equity compensation (9.40%)us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost (0.40%)us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost 0.00%us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost
Other (4.40%)us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments (0.40%)us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments (0.60%)us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments
Effective income tax rate (0.40%)us-gaap_EffectiveIncomeTaxRateContinuingOperations (0.10%)us-gaap_EffectiveIncomeTaxRateContinuingOperations 0.00%us-gaap_EffectiveIncomeTaxRateContinuingOperations