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GEOGRAPHIC INFORMATION (Tables)
12 Months Ended
Dec. 31, 2024
Segment Reporting [Abstract]  
Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas [Table Text Block]

The following table presents summary geographic information about revenues and long-lived assets (land and property, net of accumulated depreciation) attributed to countries based upon location of our customers or assets:

 

    Year ended December 31,     December 31,  
    2024     2023     2024     2023  
                Long-lived     Long-lived  
    Revenues     Revenues     Assets     Assets  
United States   $ 3,867,000     $ 5,753,000     $ 2,318,000     $ 2,224,000  
South Korea     194,000       256,000       -       -  
China     58,000       62,000       551,000       592,000  
Taiwan     7,000       10,000       160,000       154,000  
Other foreign countries     15,000       27,000       -       -  
Total   $ 4,141,000     $ 6,108,000     $ 3,029,000     $ 2,970,000