XML 38 R27.htm IDEA: XBRL DOCUMENT v3.10.0.1
2. Inventory (Details) - USD ($)
$ in Thousands
Sep. 30, 2018
Dec. 31, 2017
Inventory, Net [Abstract]    
Raw materials $ 4,201 $ 2,829
Work-in-progress 2,697 1,605
Finished goods 784 1,303
Total inventories $ 7,682 $ 5,737