Annual report pursuant to Section 13 and 15(d)

Income Taxes Unrecognized Tax Benefits (Details)

v2.4.1.9
Income Taxes Unrecognized Tax Benefits (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]    
Gross unrecognized tax benefits, beginning of year $ 1,036us-gaap_UnrecognizedTaxBenefits $ 1,017us-gaap_UnrecognizedTaxBenefits
Increases related to prior year income tax positions 0us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions 97us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions
Increases related to current year income tax positions 64us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions 84us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions
Decreases related to prior year income tax positions (200)us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions (162)us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions
Gross unrecognized tax benefits, end of year $ 900us-gaap_UnrecognizedTaxBenefits $ 1,036us-gaap_UnrecognizedTaxBenefits