Annual report pursuant to Section 13 and 15(d)

NOTE 8: - SHORT-TERM BANK CREDIT AND LOANS (Details)

v2.4.1.9
NOTE 8: - SHORT-TERM BANK CREDIT AND LOANS (Details) (USD $)
12 Months Ended 0 Months Ended
Dec. 31, 2014
Apr. 01, 2014
Line of Credit [Member] | London Interbank Offered Rate (LIBOR) [Member]    
NOTE 8: - SHORT-TERM BANK CREDIT AND LOANS (Details) [Line Items]    
Debt Instrument, Basis Spread on Variable Rate 3.75%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
/ us-gaap_ShortTermDebtTypeAxis
= us-gaap_LineOfCreditMember
/ us-gaap_VariableRateAxis
= us-gaap_LondonInterbankOfferedRateLIBORMember
 
Line of Credit [Member]    
NOTE 8: - SHORT-TERM BANK CREDIT AND LOANS (Details) [Line Items]    
Line of Credit Facility, Maximum Borrowing Capacity (in Dollars) 15,000,000us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
/ us-gaap_ShortTermDebtTypeAxis
= us-gaap_LineOfCreditMember
 
Line of Credit Facility, Covenant Terms Certain covenants contained in the Original Credit Agreement have been modified in the Amended Credit Agreement. Commencing with the fiscal quarter ending September 30, 2014, FAAC’s “Fixed Charge Coverage Ratio,” determined on a combined basis with UEC and otherwise computed in the same manner as under the Original Credit Agreement, has been raised to 1.25 to 1 from 1.10 to 1. “Net Advances to Affiliates” as defined in the Original Credit Agreement are now defined with reference to FAAC or UEC, as the case may be, and may not increase by more than $5,500,000 on a combined basis for both borrowers in any calendar year over a “Base Amount” to be determined by mutual agreement of FAAC and the Bank.In addition, two new covenants have been added in the Amended Credit Agreement. First, UEC’s earnings before interest, taxes, depreciation and amortization with certain add-backs (“EBITDA”), computed on a stand-alone basis, may not be less than $4,500,000 for any trailing twelve-month period ending at the end of a fiscal quarter (a “Test Period”) beginning with the Test Period ending September 30, 2014 and each succeeding fiscal quarter thereafter. Second, the ratio of “Combined Funded Indebtedness” (defined as all indebtedness (a) in respect of money borrowed, (b) evidenced by a note, debenture or other like written obligation to pay money, (c) in respect of rent or hire of property under leases or lease arrangements which under GAAP are required to be capitalized or (d) in respect of obligations under conditional sales or other title retention agreements, all as determined on a combined basis for FAAC and UEC) to “Combined Adjusted EBITDA” (defined as EBITDA of FAAC and UEC computed on a combined basis) may not exceed (a) 2.25 to 1.0 for the Test Period ending September 30, 2014 or any Test Period ending as of the end of any fiscal quarter thereafter prior to the fiscal quarter ending March 31, 2015 or (b) 2.00 to 1.0 for the Test Period ending March 31, 2015 or any Test Period ending as of the end of any fiscal quarter thereafter. The Company was in compliance with all debt covenants as of December 31, 2014.  
Derivative, Swaption Interest Rate 1.37%us-gaap_DerivativeSwaptionInterestRate
/ us-gaap_ShortTermDebtTypeAxis
= us-gaap_LineOfCreditMember
 
Long-term Line of Credit (in Dollars) 9,000,000us-gaap_LineOfCredit
/ us-gaap_ShortTermDebtTypeAxis
= us-gaap_LineOfCreditMember
 
Amortization of Financing Costs (in Dollars) 51,000us-gaap_AmortizationOfFinancingCosts
/ us-gaap_ShortTermDebtTypeAxis
= us-gaap_LineOfCreditMember
 
B Term Loan [Member] | London Interbank Offered Rate (LIBOR) [Member]    
NOTE 8: - SHORT-TERM BANK CREDIT AND LOANS (Details) [Line Items]    
Debt Instrument, Basis Spread on Variable Rate   5.50%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
/ us-gaap_DebtInstrumentAxis
= artx_BTermLoanMember
/ us-gaap_VariableRateAxis
= us-gaap_LondonInterbankOfferedRateLIBORMember
B Term Loan [Member]    
NOTE 8: - SHORT-TERM BANK CREDIT AND LOANS (Details) [Line Items]    
Debt Instrument, Face Amount (in Dollars)   4,500,000us-gaap_DebtInstrumentFaceAmount
/ us-gaap_DebtInstrumentAxis
= artx_BTermLoanMember
Debt Instrument, Term   61 months
Debt Instrument, Interest Rate, Stated Percentage 5.66%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_DebtInstrumentAxis
= artx_BTermLoanMember
 
Senior Notes [Member] | London Interbank Offered Rate (LIBOR) [Member]    
NOTE 8: - SHORT-TERM BANK CREDIT AND LOANS (Details) [Line Items]    
Debt Instrument, Basis Spread on Variable Rate   3.75%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_SeniorNotesMember
/ us-gaap_VariableRateAxis
= us-gaap_LondonInterbankOfferedRateLIBORMember
Senior Notes [Member]    
NOTE 8: - SHORT-TERM BANK CREDIT AND LOANS (Details) [Line Items]    
Debt Instrument, Face Amount (in Dollars)   18,000,000us-gaap_DebtInstrumentFaceAmount
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_SeniorNotesMember
Debt Instrument, Term   61 months
Debt Instrument, Interest Rate, Stated Percentage 3.91%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_SeniorNotesMember