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SHAREHOLDERS' EQUITY (Tables)
12 Months Ended
Dec. 31, 2013
SHAREHOLDERS' EQUITY [Abstract]  
Schedule of Stock Option Activity
The following is a summary of the Company's stock options granted under the Plans:
 
   
Year ended December 31, 2013
 
   
Number
of options (thousands)
   
Weighted
average
exercise
price (per share)
   
Aggregate intrinsic value (1)
 
                   
Outstanding at beginning of year
    1,670     $ 2.44        
Granted
    366       8.28        
Exercised
    (269 )     3.43        
Cancelled or forfeited
    (52 )     4.42        
                       
Outstanding at end of year
    1,715     $ 3.47     $ 11,809  
                         
Vested and expected to vest at end of year
    1,663     $ 3.35     $ 11,667  
                         
Exercisable at end of year
    1,186     $ 2.13     $ 9,762  
 
 
(1)
Calculation of aggregate intrinsic value for options outstanding and exercisable is based on the share price of the Company's ordinary shares as of December 31, 2013 which was $10.36 per share.
 
Schedule of Shares Authorized Under Stock Option Plans, by Exercise Price Range
The options outstanding as of December 31, 2013, have been separated into ranges of exercise price per share as follows:

     
Outstanding
   
Exercisable
 
Exercise price
   
Number outstanding
(thousands)
   
Weighted average remaining contractual
 life
(years)
   
Weighted average exercise
 price
   
Number exercisable
(thousands)
   
Weighted average remaining contractual life
(years)
   
Weighted average exercise
price
 
$                 $                 $  
                                         
$ 0.32-$0.56       170       1.09       0.49       170       1.09       0.49  
$ 1.00-$1.20       303       0.43       1.16       303       0.43       1.16  
$ 1.48-$1.52       163       2.08       1.48       163       2.08       1.48  
$ 2.00-$2.32       69       0.49       2.15       69       0.49       2.15  
$ 2.60-$2.76       121       3.71       2.62       88       3.71       2.62  
$ 2.80-$3.44       488       3.84       3.04       345       3.75       3.03  
$ 5.68-$8.76       202       5.50       7.31       13       2.67       8.55  
$ 8.92-$10.41       199       5.00       9.57       35       0.70       9.79  
                                                   
        1,715       2.95       3.47       1,186       1.96       2.13  

Schedule of Options Weighted Average Fair Values and Exercise Prices
Weighted average fair values and weighted average exercise prices per share of options whose exercise prices equal, less or more than the market price of the shares at date of grant are as follows:

   
Year ended December 31,
 
   
2013
   
2012
   
2011
 
   
Weighted average
fair value
   
Weighted average exercise price
   
Weighted average
fair value
   
Weighted average exercise price
   
Weighted average
fair value
   
Weighted average exercise price
 
                                     
Equals market price at date of grant
  $ 4.66     $ 8.19     $ 3.92     $ 3.09     $ 2.32     $ 2.88  
                                                 
Less than market price at date of grant
  $ 5.46     $ 8.55     $ -     $ -     $ 2.44     $ 2.6  
                                                 
More than market price at date of grant
  $ -     $ -     $ -     $ -     $ 1.88     $ 2.76  

Schedule of Stock-Based Compensation Expense
The allocation of the stock-based compensation is as follows:

   
Year Ended December 31,
 
   
2013
   
2012
   
2011
 
Research and development
  $ 237     $ 306     $ 122  
Selling and marketing
    325       241       100  
General and administrative
    184       189       137  
Total stock-based compensation
  $ 746     $ 736     $ 359