XML 16 R12.htm IDEA: XBRL DOCUMENT  v2.3.0.11
Intangible Assets, Net
6 Months Ended
Jul. 31, 2010
Intangible Assets, Net  
Intangible Assets, Net

7. INTANGIBLE ASSETS, NET

Acquired intangible assets as of July 31, 2010 and January 31, 2010 are as follows:

 

     Useful Life    July 31,
2010
     January 31,
2010
 
          (In thousands)  

Gross carrying amount:

     

Acquired technology

   5 to 7 years    $ 158,961       $ 152,629   

Customer relationships

   3 to 10 years      232,964         233,975   

Trade names

   1 to 10 years      12,906         12,951   

Non-competition agreements

   1 to 10 years      3,689         3,429   

Distribution network

   10 years      2,440         2,440   
                    
        410,960         405,424   

Accumulated amortization:

        

Acquired technology

        98,725         87,124   

Customer relationships

        83,816         72,658   

Trade names

        11,727         10,824   

Non-competition agreements

        2,451         2,203   

Distribution network

        986         864   
                    
        197,705         173,673   
                    

Total

      $ 213,255       $ 231,751   
                    

Amortization of intangible assets was $12.2 million and $24.4 million for the three and six months ended July 31, 2010, respectively, and $13.1 million and $26.5 million for the three and six months ended July 31, 2009, respectively. There was no impairment of finite-lived intangible assets for the three and six months ended July 31, 2010 and 2009.