Annual report pursuant to Section 13 and 15(d)

Note 5 - Property and Equipment - Property, Plant and Equipment (Details)

v3.23.1
Note 5 - Property and Equipment - Property, Plant and Equipment (Details) - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross $ 941 $ 1,113
Accumulated depreciation 730 790
Property, plant and equipment, net 211 323
Laboratory Equipment [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 197 369
Accumulated depreciation 48 188
Property, plant and equipment, net 149 181
Computer Hardware [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 198 198
Accumulated depreciation 177 144
Property, plant and equipment, net 21 54
Computer Software [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 222 222
Accumulated depreciation 222 222
Property, plant and equipment, net 0 0
Office Furniture [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 140 140
Accumulated depreciation 117 95
Property, plant and equipment, net 23 45
Leasehold Improvements [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 184 184
Accumulated depreciation 166 141
Property, plant and equipment, net $ 18 $ 43