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Note 10 - Segment Information (Tables) | 12 Months Ended
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Dec. 31, 2012
Schedule of Revenue from External Customers Attributed to Foreign Countries by Geographic Area [Table Text Block] |
|  | Year Ended December 31, |
|  | 2011 |  |  | 2012 |
Net sales to external customers: |  |  |  |  |  |
North America |  | $ | 1,487 |  |  | $ | 1,816 |
Hong Kong |  |  | 21,038 |  |  |  | 26,235 |
China |  |  | 1,131 |  |  |  | 1,081 |
Taiwan |  |  | 1,931 |  |  |  | 2,074 |
South Korea |  |  | 445 |  |  |  | 285 |
Japan |  |  | 240 |  |  |  | 168 |
Russia |  |  | 4,537 |  |  |  | 5,540 |
Europe |  |  | 353 |  |  |  | 315 |
Total net sales |  | $ | 31,162 |  |  | $ | 37,514 |
Schedule of Disclosure on Geographic Areas, Long-Lived Assets in Individual Foreign Countries by Country [Table Text Block] |
|  | December 31, |
|  | 2011 |  |  | 2012 |
Long-lived assets: |  |  |  |  |  |
North America |  | $ | 1,768 |  |  | $ | 1,802 |
Hong Kong |  |  | 9 |  |  |  | 12 |
China |  |  | 41 |  |  |  | 63 |
Other foreign countries |  |  | 14 |  |  |  | 8 |
Total long-lived assets |  | $ | 1,832 |  |  | $ | 1,885 |

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- Definition Tabular disclosure of the names of foreign countries in which material long-lived assets other than financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets are located, and amount of such long-lived assets located in that country or foreign geographic area. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 41 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e9038-108599 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 131 -Paragraph 38 -Subparagraph b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition Tabular disclosure of the names of foreign countries from which revenue is material and the amount of revenue from external customers attributed to those countries. An entity may also provide subtotals of geographic information about groups of countries. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=6880815&loc=d3e20235-122688 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 131 -Paragraph 38 -Subparagraph a -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 41 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e9038-108599 + Details
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