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Consolidated Statements of Operations - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Consolidated Statements of Operations    
Revenues $ 374 $ 607
Cost of goods sold 258 1,059
Gross profit (loss) 116 (452)
Operating expenses:    
Research and development 505 2,680
General and administrative 5,728 5,013
Total operating expenses 6,233 7,693
Loss from operations (6,117) (8,145)
Other income    
Interest, net 83 1
Government assistance 232 251
Gain from sale of assets 38  
Other income, net 6 1
Total other income 359 253
Net loss (5,758) (7,892)
Net loss attributed to non-controlling interest   1
Net loss attributed to common stockholders $ (5,758) $ (7,891)
Net loss per share - basic $ (0.16) $ (0.25)
Net loss per share - fully diluted $ (0.16) $ (0.25)
Weighted average number of shares outstanding - basic 35,338,712 31,230,806
Weighted average number of shares outstanding - fully diluted 35,338,712 31,230,806
Comprehensive loss    
Net loss $ (5,758) $ (7,892)
Foreign-exchange translation adjustments (17) 9
Comprehensive loss $ (5,775) $ (7,883)