Quarterly report pursuant to Section 13 or 15(d)

Components of Inventory (Detail)

v3.19.1
Components of Inventory (Detail) - USD ($)
$ in Thousands
Mar. 31, 2019
Dec. 31, 2018
Components of inventory, net of allowances    
Raw materials $ 4,007 $ 3,590
Work-in-process 1,306 1,435
Finished goods 6,710 7,223
Inventory, net $ 12,023 $ 12,248