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Property and Equipment - Schedule of Property and Equipment (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Property, Plant and Equipment [Line Items]    
Property and equipment, gross $ 3,659 $ 3,281
Less accumulated depreciation 2,043 1,736
Property and equipment, net 1,616 1,545
Automobiles [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross 115 115
Furniture and Office Equipment [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross 529 539
Software and Tools [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross 1,876 1,449
Website Development and Other Enhancements [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross 184 184
Building and Leasehold Improvements [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross 954 992
Land [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross $ 1 $ 2