Annual report pursuant to Section 13 and 15(d)

Components of Inventories (Detail)

v3.7.0.1
Components of Inventories (Detail) - USD ($)
$ in Thousands
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Inventory [Line Items]        
Raw materials $ 2,400 $ 3,800    
Finished goods 26,100 20,300    
Total 28,500 24,100    
Less: Provision for obsolescence (1,800) (2,000) $ (1,700) $ (1,700)
Inventories, net $ 26,678 $ 22,135