| **Note 12 - Segment and Geographic Information (Tables)**                | 3 Months Ended                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |
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| **Segment Reporting [Abstract]**                                         |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 |
| Schedule of Segment Reporting Information, by Segment [Table Text Block] | ** **** **
**Three Months Ended**
** **** **** **
**March 31, 2014**
** **
Revenues:
                                                                            
Americas
                             $                  8,052                           
EMEA
                                                4,569                                                                           $                  12,621                                                                                                                          
Operating income (loss):
                                                                            
Americas
                             $                  1,080                           
EMEA
                                                (714                  )        
Unallocated corporate expense
                                                (3,475                  )                                                        $                  (3,109                  ) |

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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
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