XML 74 R36.htm IDEA: XBRL DOCUMENT v3.20.1
Inventories (Detail) - USD ($)
$ in Thousands
Mar. 31, 2020
Dec. 31, 2019
Inventory Disclosure [Abstract]    
Work-in-process $ 5,668 $ 5,160
Finished goods 16,016 14,330
Total inventories $ 21,684 $ 19,490