Annual report pursuant to Section 13 and 15(d)

Restructuring Charges (Details)

v2.4.1.9
Restructuring Charges (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2014
Position
Dec. 31, 2013
Dec. 31, 2012
Restructuring Cost and Reserve [Line Items]      
Number of positions eliminated 84us-gaap_RestructuringAndRelatedCostExpectedNumberOfPositionsEliminated    
Number of positions eliminated (in hundredths) 34.00%us-gaap_RestructuringAndRelatedCostNumberOfPositionsEliminatedPeriodPercent    
Restructuring Reserve [Roll Forward]      
Restructuring charges $ 84us-gaap_RestructuringCharges $ 328us-gaap_RestructuringCharges $ 5,074us-gaap_RestructuringCharges
Facility Charges [Member]      
Restructuring Reserve [Roll Forward]      
Balance beginning 21us-gaap_RestructuringReserve
/ us-gaap_RestructuringCostAndReserveAxis
= us-gaap_FacilityClosingMember
[1] 75us-gaap_RestructuringReserve
/ us-gaap_RestructuringCostAndReserveAxis
= us-gaap_FacilityClosingMember
[1]  
Restructuring charges 84us-gaap_RestructuringCharges
/ us-gaap_RestructuringCostAndReserveAxis
= us-gaap_FacilityClosingMember
[1] 328us-gaap_RestructuringCharges
/ us-gaap_RestructuringCostAndReserveAxis
= us-gaap_FacilityClosingMember
[1] 4,900us-gaap_RestructuringCharges
/ us-gaap_RestructuringCostAndReserveAxis
= us-gaap_FacilityClosingMember
Cash payments (128)us-gaap_PaymentsForRestructuring
/ us-gaap_RestructuringCostAndReserveAxis
= us-gaap_FacilityClosingMember
[1] (434)us-gaap_PaymentsForRestructuring
/ us-gaap_RestructuringCostAndReserveAxis
= us-gaap_FacilityClosingMember
[1]  
Adjustments 23us-gaap_RestructuringReserveAccrualAdjustment
/ us-gaap_RestructuringCostAndReserveAxis
= us-gaap_FacilityClosingMember
[1] 52us-gaap_RestructuringReserveAccrualAdjustment
/ us-gaap_RestructuringCostAndReserveAxis
= us-gaap_FacilityClosingMember
[1]  
Balance, ending $ 0us-gaap_RestructuringReserve
/ us-gaap_RestructuringCostAndReserveAxis
= us-gaap_FacilityClosingMember
[1] $ 21us-gaap_RestructuringReserve
/ us-gaap_RestructuringCostAndReserveAxis
= us-gaap_FacilityClosingMember
[1] $ 75us-gaap_RestructuringReserve
/ us-gaap_RestructuringCostAndReserveAxis
= us-gaap_FacilityClosingMember
[1]
[1] Includes moving and relocation costs, and lease payments, net of sublease payments.