Quarterly report pursuant to Section 13 or 15(d)

Inventories (Details)

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Inventories (Details) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2012
Mar. 31, 2012
Components of inventories    
Raw material $ 5,940 $ 5,290
Finished goods 6,440 6,095
Reserve for excess and obsolete inventory and net realizable value (2,006) (1,479)
Total inventory $ 10,374 $ 9,906