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Other Intangible Assets
 9 Months Ended
Mar. 31, 2014
Other Intangible Assets [Abstract]  
Other Intangible Assets
6.            Other Intangible Assets

Intangible assets consist of the following (in thousands):

  
 
March 31,
  
June 30,
 
 
 
2014
  
2013
 
Cost of amortizable intangibles:
 
  
 
Purchased technology
 
$
7,700
  
$
7,700
 
Customer relationships
  
1,900
   
1,900
 
Patents
  
93
   
78
 
Total cost of intangibles
  
9,693
   
9,678
 
Less accumulated amortization:
        
Purchased technology
  
(7,700
)
  
(7,497
)
Customer relationships
  
(1,463
)
  
(1,334
)
Patents
  
(18
)
  
(13
)
Total accumulated amortization
  
(9,181
)
  
(8,844
)
Total intangible assets, net
 
$
512
  
$
834
 

Amortization expense was $337,000 and $678,000 for the nine months ended March 31, 2014 and March 31, 2013, respectively.