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Goodwill and Purchased Intangibles Assets
3 Months Ended
Jun. 30, 2015
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill and Purchased Intangibles Assets
5. Goodwill and Purchased Intangibles Assets

There were no changes to the carrying amount of goodwill for the three months ended June 30, 2015.

Purchased intangible assets subject to amortization as of June 30, 2015 consist of the following (in thousands):

 

     Gross Carrying
Amount
     Accumulated
Amortization
     Net Carrying
Amount
     Remaining
Useful Life
 
                          (In years)  

Developed technology

   $ 2,400       $ (600    $ 1,800         2.25   

Customer relationships

     100         (39      61         1.25   

Other intangible assets

     300         (115      185         1.25   
  

 

 

    

 

 

    

 

 

    
   $ 2,800       $ (754    $ 2,046      
  

 

 

    

 

 

    

 

 

    

Purchased intangible assets subject to amortization as of March 31, 2015 consist of the following (in thousands):

 

     Gross Carrying
Amount
     Accumulated
Amortization
     Net Carrying
Amount
     Remaining
Useful Life
 
                          (In years)  

Developed technology

   $ 2,400       $ (400    $ 2,000         2.50   

Customer relationships

     100         (25      75         1.50   

Other intangible assets

     300         (75      225         1.50   
  

 

 

    

 

 

    

 

 

    
   $ 2,800       $ (500    $ 2,300      
  

 

 

    

 

 

    

 

 

    

Amortization expense of purchased intangible assets for the three months ended June 30, 2015 was $0.3 million. No amortization expense was recorded for the three months ended June 30, 2014.

Estimated future amortization expense as of June 30, 2015 is as follows (in thousands):

 

2016 (remaining 9 months)

   $ 746   

2017

     900   

2018

     400   

2019 and thereafter

     —     
  

 

 

 
   $ 2,046