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GOODWILL AND PURCHASED INTANGIBLE ASSETS
3 Months Ended
Jun. 30, 2011
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill and Purchased Intangible Assets [Text Block]
6. GOODWILL AND PURCHASED INTANGIBLE ASSETS


Goodwill as of June 30, 2011 and March 31, 2011 was $14.0 million.


The following tables present the carrying value of acquired intangible assets with remaining net book values as of each period:
 
 
June 30, 2011
 
March 31, 2011
 
 
 
 
 
Gross
 
Accumulated
 
Net
 
Gross
 
Accumulated
 
Net
 
 
 
(in thousands)
 
Amount
 
Amortization
 
Amount
 
Amount
 
Amortization
 
Amount
 
Useful Life
Technology
 
$
3,000


 
$
(2,938
)
 
$
62


 
$
3,000


 
$
(2,812
)
 
$
188


 
6
years
Customer relationships
 
1,705


 
(1,113
)
 
592


 
1,705


 
(1,044
)
 
661


 
8
years
OEM relationships
 
27


 
(21
)
 
6


 
27


 
(20
)
 
7


 
7
years
Total
 
$
4,732


 
$
(4,072
)
 
$
660


 
$
4,732


 
$
(3,876
)
 
$
856


 
 
 




The aggregate amortization expense relating to purchased intangible assets was immaterial for the three months ended June 30, 2011 and 2010.