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SHAREHOLDERS' EQUITY (Tables)
12 Months Ended
Dec. 31, 2014
Schedule of Share-based Compensation Arrangements by Grantee [Line Items]  
Schedule Of weighted-average assumptions for general options granted

The Company used the following weighted-average assumptions for general options granted to non-employees:

 

Year ended December 31,
2014 2013 2012
   

  Volatility

64 %   67 %   75 %

  Risk-free interest rate

1.77 %   1.03 %   0.66 %

  Dividend yield

0 %   0 %   0 %

  Expected life (years)

5.7   4.5   4.3

 

Schedule of Stock-Based Compensation Expenses

The stock-based compensation expenses are included as follows in the expense categories:

 

Year ended December 31,
2014 2013 2012
           
  Cost of revenue $ 399   $ 320     $ 59
  Research and development expenses, net 1,862     1,724     1,239
  Marketing and business development expenses 162     151     192
  General and administrative expenses 1,210     1,348     979
         
  $ 3,633     $ 3,543     $ 2,469
Employees and Directors [Member]  
Schedule of Share-based Compensation Arrangements by Grantee [Line Items]  
Schedule Of Option Activity

Transactions related to the grant of options to employees and directors under the above plans during the year ended December 31, 2014, were as follows:

 

Number of

options

 

Weighted

average

exercise

price

 

Weighted

average

remaining contractual

life

 

Aggregate

intrinsic

value

        $   Years   $  
                   

Options outstanding at beginning of year                              

   5,628,653   3.76   7.07   29,232  

Options granted

  1,172,350   8.76       63  

Options exercised

  (336,289 ) 3.46       2,119  

Options expired

  (756 ) 3.43       4  

Options forfeited

  (199,588 ) 6.09       545  
                   

Options outstanding at end of year

  6,264,370   4.64   6.74   23,627  
           

Options vested and expected to vest at end of year


6,091,709

 

4.59



6.68

 

23,227


             

Exercisable at end of year


3,243,863

 

3.19



5.00

 

16,668


 

Non Employees [Member]  
Schedule of Share-based Compensation Arrangements by Grantee [Line Items]  
Schedule Of Option Activity

Year ended December 31, 2014

Number of options

 

Weighted

average

exercise

price

 

Weighted

average

remaining contractual

life

        $   Years  
               

  Options outstanding at beginning of year

  416,500   5.23   3.60  

  Options granted

  113,000   8.47      

  Options exercised

  (53,000 ) 4.90      

  Options expired

  (8,334 ) 5.45      

  Options forfeited

  (1,666 ) 5.45      
               

  Options outstanding at end of year

  466,500   5.71   3.75  
               

  Options vested and expected to vest at end of year

  466,500   5.71   3.75  
               

  Exercisable at end of year

  392,680   6.04   3.53