Quarterly report pursuant to Section 13 or 15(d)

Components of Inventory (Detail)

v3.8.0.1
Components of Inventory (Detail) - USD ($)
$ in Thousands
Mar. 31, 2018
Dec. 31, 2017
Components of inventory, net of allowances    
Raw materials $ 3,709 $ 3,953
Work-in-process 1,604 1,162
Finished goods 8,088 7,183
Inventory, net $ 13,401 $ 12,298