Quarterly report pursuant to Section 13 or 15(d)

Components of Inventories (Detail)

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Components of Inventories (Detail) - USD ($)
$ in Thousands
Jun. 30, 2015
Dec. 31, 2014
Inventory [Line Items]    
Raw materials $ 4,289 $ 3,895
Finished goods 17,012 11,447
Inventory, Gross, Total 21,301 15,342
Less: reserves (1,098) (1,669)
Net inventories $ 20,203 $ 13,673