| **Note 12 - Segment and Geographic Information (Details) - Operating Segment Data (USD $)In Thousands, unless otherwise specified** | 3 Months Ended |
|-------------------------------------------------------------------------------------------------------------------------------------|----------------|
||
| **Revenues:**                                                                                                                       |           |   |
| Revenue                                                                                                                             | $ 12,621       | $ 8,017 |
| **Operating income (loss):**                                                                                                        |           |   |
| Operating Income (loss)                                                                                                             | (3,109)        | (809) |
| Unallocated corporate expense                                                                                                       | (3,475)        |   |
| Americas [Member]                                                                                                                   |           |   |
| **Revenues:**                                                                                                                       |           |   |
| Revenue                                                                                                                             | 8,052          |   |
| **Operating income (loss):**                                                                                                        |           |   |
| Operating Income (loss)                                                                                                             | 1,080          |   |
| EMEA [Member]                                                                                                                       |           |   |
| **Revenues:**                                                                                                                       |           |   |
| Revenue                                                                                                                             | 4,569          |   |
| **Operating income (loss):**                                                                                                        |           |   |
| Operating Income (loss)                                                                                                             | $ (714)        |   |

| X                                                                                                                                                                                                                                                                                                       |
|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
The net result for the period of deducting operating expenses from operating revenues.
+ References
No definition available.
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| X                                                                                                                                                               |
|-----------------------------------------------------------------------------------------------------------------------------------------------------------------|
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| X                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    |
|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
The total amount of other operating cost and expense items that are associated with the entity's normal revenue producing operation.
+ 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 210.5-03.3) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 3 -Article 5
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| X                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            |
|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).
+ 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=26872669&loc=d3e20235-122688Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 1 -Article 5
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| X                                                                                                                                                    |
|------------------------------------------------------------------------------------------------------------------------------------------------------|
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