Annual report pursuant to Section 13 and 15(d)

NOTE 14: - INCOME TAXES (Details)

v2.4.1.9
NOTE 14: - INCOME TAXES (Details) (USD $)
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
NOTE 14: - INCOME TAXES (Details) [Line Items]    
Operating Loss Carryforwards (in Dollars) $ 35,000,000us-gaap_OperatingLossCarryforwards  
Deferred Tax Assets, Gross (in Dollars) 40,320,889us-gaap_DeferredTaxAssetsGross 45,942,947us-gaap_DeferredTaxAssetsGross
Finite-Lived Intangible Asset, Useful Life 15 years  
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent 34.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate 34.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount (in Dollars) 5,600,000us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount  
Dividend Income, Tax [Member] | Epsilor-EFL Subsidiary [Member]    
NOTE 14: - INCOME TAXES (Details) [Line Items]    
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent 15.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
/ us-gaap_IncomeStatementLocationAxis
= artx_DividendIncomeTaxMember
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= artx_Epsilor_EFLSubsidiaryMember
 
Preferred Enterprises in Development Zone A [Member]    
NOTE 14: - INCOME TAXES (Details) [Line Items]    
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent   7.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
/ us-gaap_StatementBusinessSegmentsAxis
= artx_PreferredEnterprisesInDevelopmentZoneAMember
Effective Income Tax Rate Reconciliation, Future Federal Statutory Income Tax Rate, Percent 9.00%artx_EffectiveIncomeTaxRateReconciliationFutureFederalStatutoryIncomeTaxRate
/ us-gaap_StatementBusinessSegmentsAxis
= artx_PreferredEnterprisesInDevelopmentZoneAMember
6.00%artx_EffectiveIncomeTaxRateReconciliationFutureFederalStatutoryIncomeTaxRate
/ us-gaap_StatementBusinessSegmentsAxis
= artx_PreferredEnterprisesInDevelopmentZoneAMember
Preferred Enterprises in Other Zones [Member]    
NOTE 14: - INCOME TAXES (Details) [Line Items]    
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent   12.50%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
/ us-gaap_StatementBusinessSegmentsAxis
= artx_PreferredEnterprisesInOtherZonesMember
Effective Income Tax Rate Reconciliation, Future Federal Statutory Income Tax Rate, Percent 16.00%artx_EffectiveIncomeTaxRateReconciliationFutureFederalStatutoryIncomeTaxRate
/ us-gaap_StatementBusinessSegmentsAxis
= artx_PreferredEnterprisesInOtherZonesMember
12.00%artx_EffectiveIncomeTaxRateReconciliationFutureFederalStatutoryIncomeTaxRate
/ us-gaap_StatementBusinessSegmentsAxis
= artx_PreferredEnterprisesInOtherZonesMember
Dividend Income, Encouragement Law [Member] | Epsilor-EFL Subsidiary [Member]    
NOTE 14: - INCOME TAXES (Details) [Line Items]    
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent 20.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= artx_Epsilor_EFLSubsidiaryMember
/ us-gaap_StatementBusinessSegmentsAxis
= artx_DividendIncomeEncouragementLawMember
15.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= artx_Epsilor_EFLSubsidiaryMember
/ us-gaap_StatementBusinessSegmentsAxis
= artx_DividendIncomeEncouragementLawMember
Epsilor-EFL Subsidiary [Member] | Corporate Tax [Member]    
NOTE 14: - INCOME TAXES (Details) [Line Items]    
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent 26.50%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
/ us-gaap_IncomeTaxAuthorityNameAxis
= artx_CorporateTaxMember
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= artx_Epsilor_EFLSubsidiaryMember
25.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
/ us-gaap_IncomeTaxAuthorityNameAxis
= artx_CorporateTaxMember
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= artx_Epsilor_EFLSubsidiaryMember
Epsilor-EFL Subsidiary [Member]    
NOTE 14: - INCOME TAXES (Details) [Line Items]    
Operating Loss Carryforwards (in Dollars) $ 85,100,000us-gaap_OperatingLossCarryforwards
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= artx_Epsilor_EFLSubsidiaryMember
 
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent 7.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= artx_Epsilor_EFLSubsidiaryMember
7.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= artx_Epsilor_EFLSubsidiaryMember
Effective Income Tax Rate Reconciliation, Future Federal Statutory Income Tax Rate, Percent 9.00%artx_EffectiveIncomeTaxRateReconciliationFutureFederalStatutoryIncomeTaxRate
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= artx_Epsilor_EFLSubsidiaryMember
 
Tax Credit Carryforward, Description 20% of the EFL Loss was cancelled and is not available to offset any future income. The remaining amount of the EFL Loss (the “Remaining Loss”) was absorbed into the Merged Company and is available to offset the Merged Company’s income after July 1, 2009; provided that for the 16 tax years following the merger, losses will not be available to offset the Merged Company’s income in excess of the lesser of (i) 6.25% of the original amount of the Remaining Loss, or (ii) 50% of the Merged Company’s total taxable income in that year prior to giving effect to the application of any of the EFL Loss.  
Minimum [Member]    
NOTE 14: - INCOME TAXES (Details) [Line Items]    
Operating Loss Carryforwards, Expiration Date 1 2021  
Maximum [Member]    
NOTE 14: - INCOME TAXES (Details) [Line Items]    
Operating Loss Carryforwards, Expiration Date 1 2032