XML 17 R42.htm IDEA: XBRL DOCUMENT v3.20.1
Inventories - Schedule of Inventories (Details) - USD ($)
$ in Thousands
Dec. 31, 2019
Dec. 31, 2018
Inventory Disclosure [Abstract]    
Raw materials $ 375 $ 358
Work-in-process 279 500
Total Inventory $ 654 $ 858