XML 44 R28.htm IDEA: XBRL DOCUMENT v2.4.0.8
Cash and cash equivalents and marketable securities (Tables)
 12 Months Ended
Dec. 31, 2013
Cash and cash equivalents and marketable securities  
Schedule of Cash and cash equivalents, and marketable securities

 

 

 
   December 31,  
 
   2013   2012  

Cash and cash equivalents:

              

Cash

   $ 3,655   $ 16,677  

Money market accounts

     23,683     39,001  

Marketable securities

     —     2,460  
           
​ ​ ​ ​ ​ ​ ​ ​

Total cash and cash equivalents

   $ 27,338   $ 58,138  
           
​ ​ ​ ​ ​ ​ ​ ​
​ ​ ​ ​ ​ ​ ​ ​
           

Short-term marketable securities:

              

Marketable securities

   $ 32,962   $ 41,558  
           
​ ​ ​ ​ ​ ​ ​ ​

Total short-term marketable securities

   $ 32,962   $ 41,558  
           
​ ​ ​ ​ ​ ​ ​ ​
​ ​ ​ ​ ​ ​ ​ ​