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SHAREHOLDERS' EQUITY (Summary of Stock Option Activity) (Details) (USD $)
In Thousands, except Share data, unless otherwise specified
 6 Months Ended 12 Months Ended
Jun. 30, 2013
Dec. 31, 2012
Number of options    
Options outstanding, beginning balance 1,034,205  
Granted 210,750  
Exercised (41,845)  
Expired & Forfeited (39,750)  
Options outstanding, ending balance 1,163,360 1,034,205
Exercisable at June 30, 2013 827,052  
Weighted average exercise price    
Options outstanding, beginning balance $ 4.0  
Granted $ 3.65  
Exercised $ 1.02  
Expired & Forfeited $ 6.11  
Options outstanding, ending balance $ 3.98 $ 4.0
Exercisable at June 30, 2013 $ 4.17  
Weighted average remaining contractual term (in years)    
Outstanding 4 years 5 months 27 days 4 years
Exercisable at June 30, 2013 3 years 4 months 17 days  
Aggregate intrinsic value    
Outstanding $ 792 $ 529
Options exercisable 744  
Vested and expected to vest at June 30, 3013    
Number of options 1,163,360  
Weighted average exercise price $ 3.98  
Weighted average remaining contractual life 4 years 5 months 27 days  
Aggregate intrinsic value $ 792