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NATURE OF OPERATIONS, BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details - Concentration risk) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2025
Mar. 31, 2025
Jun. 30, 2024
Mar. 31, 2024
Jun. 30, 2025
Jun. 30, 2024
Dec. 31, 2024
Product Information [Line Items]              
Assets $ 46,744   $ 71,914   $ 46,744 $ 71,914 $ 61,459
Liabilities 19,852   28,517   19,852 28,517 $ 20,171
Total Revenues 7,075   14,812   13,399 29,373  
Net income (loss) (4,278) $ (15,523) (4,916) $ (3,037) (19,801) (7,953)  
Customer Concentration Risk [Member] | Geographic Concentration Risk [Member] | Geographic Distribution, Foreign [Member] | SERBIA              
Product Information [Line Items]              
Assets 21,474   24,553   21,474 24,553  
Liabilities 12,037   10,234   12,037 10,234  
Total Revenues 3,300   2,771   4,826 4,200  
Net income (loss) 691   (425)   (6,000) (798)  
Customer Concentration Risk [Member] | Geographic Concentration Risk [Member] | Geographic Distribution, Domestic [Member] | UNITED STATES              
Product Information [Line Items]              
Assets 25,270   47,361   25,270 47,361  
Liabilities 7,815   18,283   7,815 18,283  
Total Revenues 3,775   12,041   8,573 25,173  
Net income (loss) $ (4,969)   $ (4,491)   $ (13,801) $ (7,155)