Quarterly report pursuant to Section 13 or 15(d)

Inventories (Detail)

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Inventories (Detail) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2012
Jun. 30, 2012
Schedule of Inventory [Line Items]    
Raw materials $ 5,814 $ 5,678
Finished goods 32,583 32,599
Inventories $ 38,397 $ 38,277