XML 63 R49.htm IDEA: XBRL DOCUMENT v3.8.0.1
Inventories (Detail) - USD ($)
$ in Thousands
Dec. 31, 2017
Dec. 31, 2016
Inventory Disclosure [Abstract]    
Work-in-process $ 4,299 $ 5,044
Finished goods 10,158 7,487
Total inventories $ 14,457 $ 12,531