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EMPLOYEES' RIGHTS UPON RETIREMENT (Details Textual) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Employees Rights Upon Retirement [Line Items]      
Severance Costs $ 68us-gaap_SeveranceCosts1 $ 77us-gaap_SeveranceCosts1 $ 147us-gaap_SeveranceCosts1