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v3.23.3

Note 5 - Leases (Details Textual) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 USD ($) ft² | Sep. 30, 2022 USD ($) | Sep. 30, 2023 USD ($) ft² | Sep. 30, 2022 USD ($)
Operating Lease, Payments | $ | $ 253,000 | $ 309,000 | $ 929,000 | $ 946,000
HONG KONG |  |  |  |
Area of Land (Square Foot) | 7,300 |  | 7,300 |
Rolling Hills Estates [Member] |  |  |  |
Area of Land (Square Foot) | 4,900 |  | 4,900 |
Richmond, British Columbia [Member] |  |  |  |
Area of Land (Square Foot) | 1,600 |  | 1,600 |
Metuchen, New Jersey [Member] |  |  |  |
Area of Land (Square Foot) | 2,000 |  | 2,000 |
CHINA |  |  |  |
Lessee, Number of Branches | 7 |  | 7 |

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X
- Definition Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 5 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479041/842-20-45-5 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (g)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147478964/842-20-50-4 + Details
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