Quarterly report pursuant to Section 13 or 15(d)

Schedule of Inventory (Details)

v3.21.1
Schedule of Inventory (Details) - USD ($)
$ in Thousands
Mar. 31, 2021
Dec. 31, 2020
Inventory Disclosure [Abstract]    
Finished goods $ 18 $ 40
Work in process 146 121
Raw materials 245 254
Total inventory $ 409 $ 415