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Schedule of Property and Equipment (Details) - USD ($)
$ in Thousands
Mar. 31, 2022
Dec. 31, 2021
Property, Plant and Equipment [Line Items]    
Property and equipment, gross $ 677 $ 673
Less: Accumulated depreciation (432) (406)
Property and equipment, net 245 267
Computer Equipment [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross 87 85
Computer Software, Intangible Asset [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross 27 27
Furniture and Fixtures [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross 81 81
Leasehold Improvements [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross 368 368
Machinery and Equipment [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross $ 114 $ 112