XML 32 R17.htm IDEA: XBRL DOCUMENT v2.4.0.6
Intangible Asset, Net (Tables)
 9 Months Ended
Sep. 30, 2012
Intangible Asset, Net [Abstract]  
Roll forward of intangible asset
                 
    September 30,
2012		     December 31,
2011		  
    (In Thousands)  

Beginning balance

   $ 8,708     $ 9,843  

Amortization expense

     (663 )      (1,135 ) 

Intangible asset impairment

     (8,045 )      —    
   

 

 

    

 

 

  

Ending balance

   $ —       $ 8,708