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TAXES ON INCOME (Narrative) (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Tax Credit Carryforward [Line Items]      
Duration of tax benefits limitation, option one minimum 7 years    
Duration of tax benefits limitation, option one maximum 10 years    
Duration of tax benefits limitation, option two 12 years    
Minimum percentage of income derived from export to receive tax benefits 25.00%    
Uniform tax rate 15.00%    
Withholding tax 15.00%    
Unrecognized tax benefits, accrued penalties and interest $ 2,665 $ 3,207  
Penalties and interest expense $ 542 $ 861  
Statutory tax rate 25.00% 24.00% 25.00%
Tax benefit exemption
exemption from corporate tax on undistributed income for a period of two to ten years, depending on the geographic location of the Benefitted Enterprise within Israel, and a reduced corporate tax rate of 10% to 25% for the remainder of the benefits period, depending on the level of foreign investment in the company
   
Development Zone A [Member]
     
Tax Credit Carryforward [Line Items]      
Uniform tax rate 10.00%    
2011 [Member]
     
Tax Credit Carryforward [Line Items]      
Uniform tax rate 7.00%    
2012 [Member]
     
Tax Credit Carryforward [Line Items]      
Uniform tax rate 12.50%    
2013 [Member]
     
Tax Credit Carryforward [Line Items]      
Uniform tax rate 6.00%    
2014 [Member]
     
Tax Credit Carryforward [Line Items]      
Uniform tax rate 12.00%    
Subsequent Period 2012 [Member]
     
Tax Credit Carryforward [Line Items]      
Statutory tax rate 25.00%