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Other Intangible Assets
 6 Months Ended
Dec. 31, 2013
Other Intangible Assets [Abstract]  
Other Intangible Assets
6.Other Intangible Assets

Intangible assets consist of the following (in thousands):

 
 
December 31,
  
June 30,
 
 
 
2013
  
2013
 
Cost of amortizable intangibles:
 
  
 
Purchased technology
 
$
7,700
  
$
7,700
 
Customer relationships
  
1,900
   
1,900
 
Patents
  
87
   
78
 
Total cost of intangibles
  
9,687
   
9,678
 
Less accumulated amortization:
        
Purchased technology
  
(7,700
)
  
(7,497
)
Customer relationships
  
(1,420
)
  
(1,334
)
Patents
  
(15
)
  
(13
)
Total accumulated amortization
  
(9,135
)
  
(8,844
)
Total intangible assets, net
 
$
552
  
$
834
 

Amortization expense was $291,000 and $452,000 for the six months ended December 31, 2013 and December 31, 2012, respectively.