Annual report pursuant to Section 13 and 15(d)

Property and Equipment - Schedule of Components of Property and Equipment (Details)

v3.20.1
Property and Equipment - Schedule of Components of Property and Equipment (Details) - USD ($)
$ in Thousands
Dec. 31, 2019
Dec. 31, 2018
Property, Plant and Equipment [Line Items]    
Property and equipment gross $ 1,905 $ 2,477
Less: accumulated depreciation (1,715) (2,353)
Property and equipment, net 190 124
Manufacturing and Lab Equipment [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment gross 246 234
Leasehold Improvements [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment gross 941 863
Software and Computer Equipment [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment gross 636 745
Furniture and Equipment [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment gross $ 82 $ 635