Quarterly report pursuant to Section 13 or 15(d)

Inventory (Details)

v3.20.2
Inventory (Details) - USD ($)
$ in Thousands
Jun. 30, 2020
Dec. 31, 2019
Inventory Disclosure [Abstract]    
Raw materials $ 494 $ 294
Work-in-process 26 124
Finished goods 805 596
Ending inventory $ 1,325 $ 1,014