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Note 12 - Segment Information (Tables) | 12 Months Ended
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Dec. 31, 2020
Notes Tables |
Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Table Text Block] |
|  | Year Ended December 31, |
|  | 2020 |  |  | 2019 |
Net sales: |  |  |  |  |  |  |  |
Primary Reporting Segment |  | $ | 58,243 |  |  | $ | 73,693 |
China |  |  | 2,940 |  |  |  | 2,941 |
Russia and Kazakhstan |  |  | 888 |  |  |  | 980 |
Total net sales |  | $ | 62,071 |  |  | $ | 77,614 |
Income (loss) from operations: |  |  |  |  |  |  |  |
Primary Reporting Segment |  | $ | 9,277 |  |  | $ | 9,339 |
China |  |  | 330 |  |  |  | (1,719 | )
Russia and Kazakhstan |  |  | (96 | ) |  |  | (115 | )
Total income (loss) from operations for reportable segments |  |  | 9,511 |  |  |  | 7,505 |
Unallocated corporate expenses |  |  | (8,842 | ) |  |  | (14,528 | )
Other income, net |  |  | 821 |  |  |  | 1,426 |
Income (loss) before income taxes |  | $ | 1,490 |  |  | $ | (5,597 | )
Schedule of Revenue from External Customers Attributed to Foreign Countries by Geographic Area [Table Text Block] |
|  | Year Ended December 31, |
|  | 2020 |  |  | 2019 |
Net sales from external customers: |  |  |  |  |  |  |  |
United States |  | $ | 1,573 |  |  | $ | 2,003 |
Canada |  |  | 765 |  |  |  | 1,048 |
Peru |  |  | 1,453 |  |  |  | 2,380 |
Hong Kong1 |  |  | 49,169 |  |  |  | 62,724 |
China |  |  | 2,940 |  |  |  | 2,941 |
Taiwan |  |  | 3,034 |  |  |  | 3,126 |
Russia and Kazakhstan |  |  | 888 |  |  |  | 980 |
Europe |  |  | 1,050 |  |  |  | 1,370 |
Other foreign countries |  |  | 1,199 |  |  |  | 1,042 |
Total net sales |  | $ | 62,071 |  |  | $ | 77,614 |
Schedule of Segment Reporting Information, by Segment [Table Text Block] |
|  | Year Ended December 31, |
|  | 2020 |  |  | 2019 |
Net sales by product and service: |  |  |  |  |  |  |  |
Product sales |  | $ | 55,840 |  |  | $ | 73,048 |
Administrative fees, freight and other |  |  | 6,991 |  |  |  | 6,106 |
Less: sales returns |  |  | (760 | ) |  |  | (1,540 | )
Total net sales |  | $ | 62,071 |  |  | $ | 77,614 |
Schedule of Disclosure on Geographic Areas, Long-Lived Assets in Individual Foreign Countries by Country [Table Text Block] |
|  | December 31, |
|  | 2020 |  |  | 2019 |
Long-lived assets: |  |  |  |  |  |  |  |
United States |  | $ | 227 |  |  | $ | 379 |
Hong Kong |  |  | 146 |  |  |  | 135 |
China |  |  | 47 |  |  |  | 57 |
Other foreign countries |  |  | 119 |  |  |  | 164 |
Total long-lived assets |  | $ | 539 |  |  | $ | 735 |

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- Definition Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8736-108599 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 25 -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8813-108599 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8906-108599 + Details
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