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CONSOLIDATED STATEMENTS OF CASH FLOWS DATA (Tables)
 12 Months Ended
Dec. 31, 2013
CONSOLIDATED STATEMENTS OF CASH FLOWS DATA  
Supplemental schedule of non-cash operating and investing activities

 

 

 
   Year Ended December 31,  
 
   2013   2012   2011  
 
   (In thousands)
  

Supplemental operating activities:

                    

Issuance of common stock for services rendered to date or to be received in future periods

   $ —   $ 69   $ 41  

Issuance of common stock for acquired in-process research technology          

   $ —   $ —   $ 27,500  

Issuance of common stock for 401(k) matching contributions and year-end bonuses

   $ 839   $ 1,361   $ 3,778  

Reclassification between deposits and other current assets

   $ 219   $ 526   $ (180 )

Supplemental investing activities:

                    

Net unrealized (loss) gain on available-for-sale securities

   $ (54 ) $ (38 ) $ 6