XML 33 R36.htm IDEA: XBRL DOCUMENT v3.19.3
Inventories (Detail) - USD ($)
$ in Thousands
Sep. 30, 2019
Dec. 31, 2018
Inventory Disclosure [Abstract]    
Work-in-process $ 5,453 $ 3,075
Finished goods 15,453 10,464
Total inventories $ 20,906 $ 13,539