Quarterly report pursuant to Section 13 or 15(d)

Inventories, Net (Details)

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Inventories, Net (Details) - USD ($)
$ in Thousands
Mar. 31, 2020
Dec. 31, 2019
Summary of Inventory    
Raw materials $ 1,153 $ 1,264
Work in process 118 15
Finished goods 362 450
Inventories, gross 1,633 1,729
Less: inventory reserves (63) (63)
Inventories, net $ 1,570 $ 1,666