XML 49 R35.htm IDEA: XBRL DOCUMENT v3.19.1
Inventories (Details) - USD ($)
$ in Thousands
Dec. 31, 2018
Dec. 31, 2017
Inventory Disclosure [Abstract]    
Raw materials $ 1,086 $ 543
Finished goods 1,243 863
Inventory gross, Total 2,329 1,406
Allowance for excess quantities (87) (21)
Inventories, net $ 2,242 $ 1,385