Annual report pursuant to Section 13 and 15(d)

Income Taxes (Details Textual)

v2.4.1.9
Income Taxes (Details Textual) (USD $)
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Income Taxes (Textual)      
Decrease in valuation allowance $ 4,300,000us-gaap_ValuationAllowancesAndReservesPeriodIncreaseDecrease    
Foreign currency transaction adjustment 400,000us-gaap_TranslationAdjustmentFunctionalToReportingCurrencyTaxBenefitExpense    
Liability for uncertain tax positions 1,700,000us-gaap_LiabilityForUncertainTaxPositionsCurrent 1,900,000us-gaap_LiabilityForUncertainTaxPositionsCurrent  
Uncertain tax positions decreased 200,000us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromAcquisition    
Amount of accrued interest and penalties 100,000us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued 100,000us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued  
Unrecognized tax benefits, settlement    (1,052,000)us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities  
Unrecognized tax benefits that would impact effective tax rate 100,000us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate 100,000us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate  
Unrecognized tax benefits 1,744,000us-gaap_UnrecognizedTaxBenefits 1,915,000us-gaap_UnrecognizedTaxBenefits 1,740,000us-gaap_UnrecognizedTaxBenefits
Reduction in settlement of prior year tax positions (173,000)us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions (18,000)us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions  
Percentage of shares hold 80.00%us-gaap_EquityMethodInvestmentOwnershipPercentage    
Issuance of shares under merger 3,000us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction    
Valuation allowance 1,300,000us-gaap_OperatingLossCarryforwardsValuationAllowance    
Canada Revenue Agency [Member]      
Income Taxes (Textual)      
Reduction in settlement of prior year tax positions   1,100,000us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions
/ us-gaap_IncomeTaxAuthorityNameAxis
= us-gaap_CanadaRevenueAgencyMember
 
Federal [Member]      
Income Taxes (Textual)      
Net operating loss carryforwards 3,600,000us-gaap_OperatingLossCarryforwards
/ us-gaap_IncomeTaxAuthorityAxis
= us-gaap_DomesticCountryMember
   
Net operating loss carryforwards, Expiration date Dec. 31, 2032    
Foreign [Member]      
Income Taxes (Textual)      
Net operating loss carryforwards 21,700,000us-gaap_OperatingLossCarryforwards
/ us-gaap_IncomeTaxAuthorityAxis
= us-gaap_ForeignCountryMember
   
Net operating loss carryforwards, Expiration date Dec. 31, 2027    
State [Member]      
Income Taxes (Textual)      
Net operating loss carryforwards $ 9,300,000us-gaap_OperatingLossCarryforwards
/ us-gaap_IncomeTaxAuthorityAxis
= us-gaap_StateAndLocalJurisdictionMember
   
Net operating loss carryforwards, Expiration date Dec. 31, 2024