Annual report pursuant to Section 13 and 15(d)

Income Taxes Income Tax Reconciliation (Details)

v2.4.1.9
Income Taxes Income Tax Reconciliation (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 12 Months Ended
Dec. 31, 2014
Sep. 30, 2014
Jun. 30, 2014
Mar. 31, 2014
Dec. 31, 2013
Sep. 30, 2013
Jun. 30, 2013
Mar. 31, 2013
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Income Tax Disclosure [Abstract]                      
Federal statutory tax rate (percent)                 34.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate 34.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate  
Expected income tax expense (benefit)                 $ (9,828)us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate $ (6,671)us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate $ (16,805)us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate
State income taxes, net of federal tax effect                 (347)us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes (549)us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes (669)us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes
Changes in tax rate                 20us-gaap_IncomeTaxReconciliationChangeInEnactedTaxRate 1us-gaap_IncomeTaxReconciliationChangeInEnactedTaxRate 69us-gaap_IncomeTaxReconciliationChangeInEnactedTaxRate
Federal R&D credit                 (88)us-gaap_IncomeTaxReconciliationTaxCreditsResearch (57)us-gaap_IncomeTaxReconciliationTaxCreditsResearch 0us-gaap_IncomeTaxReconciliationTaxCreditsResearch
Change in valuation allowance                 2,957us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance 3,659us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance 13,957us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance
Goodwill impairment                 0us-gaap_IncomeTaxReconciliationNondeductibleExpenseImpairmentLosses 0us-gaap_IncomeTaxReconciliationNondeductibleExpenseImpairmentLosses 7,554us-gaap_IncomeTaxReconciliationNondeductibleExpenseImpairmentLosses
Foreign tax                 690us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential 108us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential 187us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential
Other, net                 32us-gaap_IncomeTaxReconciliationOtherAdjustments 113us-gaap_IncomeTaxReconciliationOtherAdjustments 142us-gaap_IncomeTaxReconciliationOtherAdjustments
Income tax expense (benefit) $ (626)us-gaap_IncomeTaxExpenseBenefit $ (4,492)us-gaap_IncomeTaxExpenseBenefit $ (296)us-gaap_IncomeTaxExpenseBenefit $ (1,150)us-gaap_IncomeTaxExpenseBenefit $ (1,003)us-gaap_IncomeTaxExpenseBenefit $ (1,085)us-gaap_IncomeTaxExpenseBenefit $ (797)us-gaap_IncomeTaxExpenseBenefit $ (511)us-gaap_IncomeTaxExpenseBenefit $ (6,564)us-gaap_IncomeTaxExpenseBenefit $ (3,396)us-gaap_IncomeTaxExpenseBenefit $ 4,435us-gaap_IncomeTaxExpenseBenefit