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Note 9 - Goodwill (Tables) | 12 Months Ended
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Dec. 31, 2017
Notes Tables |
Schedule of Goodwill [Table Text Block] |
|  | December 31,
|  | 2017 |  | 2016
Balance, beginning |  | $ | 7,214 |  |  | $ | 7,482 |
Effect of foreign currency adjustments |  |  | 1,004 |  |  |  | (268 | )
Balance, ending |  | $ | 8,218 |  |  | $ | 7,214 |

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- Definition Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13854-109267 + Details
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- References No definition available. + Details
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