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Share-based compensation (Tables)
9 Months Ended
Sep. 30, 2013
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]  
Schedule of Share-Based Compensation by Line Item in Condensed Consolidated Statements of Operations

The following table shows the detail of share-based compensation by line item in the condensed consolidated statements of operations:

 

     Three Months Ended
September 30,
     Nine Months Ended
September 30,
 

(US$ in thousands)

   2013      2012      2013     2012  

Cost of sales

   $ 27       $ 155       $ (249   $ 438   

Sales and marketing

     469         598         1,375        1,440   

General and administrative

     726         1,309         3,431        2,851   

Research and development

     55         34         157        105   
  

 

 

    

 

 

    

 

 

   

 

 

 

Total

   $ 1,277       $ 2,096       $ 4,714      $ 4,834