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GEOGRAPHIC INFORMATION (Tables) | 12 Months Ended
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Dec. 31, 2022
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, |
|  | 2022 |  |  | 2021 |  |  | 2022 |  |  | 2021 |
|  |  |  |  |  |  |  |  |  | Long-lived |  |  | Long-lived |
|  | Revenues |  |  | Revenues |  |  | Assets |  |  | Assets |
United States |  | $ | 8,099,000 |  |  | $ | 7,731,000 |  |  | $ | 2,097,000 |  |  | $ | 2,203,000 |
South Korea |  |  | 209,000 |  |  |  | 598,000 |  |  |  | - |  |  |  | - |
China |  |  | 96,000 |  |  |  | 249,000 |  |  |  | 662,000 |  |  |  | 705,000 |
Taiwan |  |  | 8,000 |  |  |  | 10,000 |  |  |  | 163,000 |  |  |  | 147,000 |
Other foreign countries |  |  | 11,000 |  |  |  | 55,000 |  |  |  | - |  |  |  | - |
Total |  | $ | 8,423,000 |  |  | $ | 8,643,000 |  |  | $ | 2,922,000 |  |  | $ | 3,055,000 |

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- Definition Tabular disclosure of information concerning material long-lived assets (excluding financial instruments, customer relationships with financial institutions, mortgage and other servicing rights, deferred policy acquisition costs, and deferred taxes assets) located in identified geographic areas and/or the amount of revenue from external customers attributed to that country from which revenue is material. An entity may also provide subtotals of geographic information about groups of countries. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 41 -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e9038-108599 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227 + Details
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