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Goodwill and Intangible Assets (Tables) | 3 Months Ended
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Mar. 31, 2016
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Goodwill [Table Text Block] | The changes in the carrying amount of goodwill for the three months ended March 31, 2016 and March 31, 2015 were as follows (in thousands):
Balance as of January 1, 2016 |  | $ | 1,476 |
Foreign currency translation adjustment |  |  | 55 |
Balance as of March 31, 2016 |  | $ | 1,531 |
Balance as of January 1, 2015 |  | $ | 1,635 |
Foreign currency translation adjustment |  |  | (83) |
Balance as of March 31, 2015 |  | $ | 1,552 |
Schedule of Finite-Lived Intangible Assets [Table Text Block] | Information regarding the Company’s acquisition-related intangible assets is as follows (in thousands):
|  | Developed technology |  | Customer relationships |  | Trademarks and tradenames |  | Patents |  | Total |
Gross carrying amounts: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance as of January 1, 2016 |  | $ | 1,978 |  | $ | 2,036 |  | $ | 555 |  | $ | 41 |  | $ | 4,610 |
Foreign currency translation |  |  | 137 |  |  | 141 |  |  | 17 |  |  | 4 |  |  | 299 |
Balance as of March 31, 2016 |  | $ | 2,115 |  | $ | 2,177 |  | $ | 572 |  | $ | 45 |  | $ | 4,909 |
|  | Developed technology |  | Customer relationships |  | Trademarks and tradenames |  | Patents |  | Total |
Gross carrying amounts: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance as of January 1, 2015 |  | $ | 2,371 |  | $ | 2,439 |  | $ | 596 |  | $ | 50 |  | $ | 5,456 |
Foreign currency translation |  |  | (206) |  |  | (211) |  |  | (19) |  |  | (4) |  |  | (440) |
Balance as of March 31, 2015 |  | $ | 2,165 |  | $ | 2,228 |  | $ | 577 |  | $ | 46 |  | $ | 5,016 |
|  | Developed technology |  | Customer relationships |  | Trademarks and tradenames |  | Patents |  | Total |
Accumulated amortization: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance as of January 1, 2016 |  | $ | 280 |  | $ | 240 |  | $ | 98 |  | $ | 5 |  | $ | 623 |
Amortization expense |  |  | 49 |  |  | 42 |  |  | 22 |  |  | 2 |  |  | 115 |
Foreign currency translation |  |  | 24 |  |  | 20 |  |  | 2 |  |  | 1 |  |  | 47 |
Balance as of March 31, 2016 |  | $ | 353 |  | $ | 302 |  | $ | 122 |  | $ | 8 |  | $ | 785 |
|  | Developed technology |  | Customer relationships |  | Trademarks and tradenames |  | Patents |  | Total |
Accumulated amortization: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance as of January 1, 2015 |  | $ | 99 |  | $ | 85 |  | $ | 11 |  | $ | - |  | $ | 195 |
Amortization expense |  |  | 57 |  |  | 49 |  |  | 23 |  |  | - |  |  | 129 |
Foreign currency translation |  |  | (12) |  |  | (10) |  |  | (1) |  |  | - |  |  | (23) |
Balance as of March 31, 2015 |  | $ | 144 |  | $ | 124 |  | $ | 33 |  | $ | - |  | $ | 301 |
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] | Estimated annual amortization expense for intangible assets subsequent to March 31, 2016 is as follows (in thousands):
Year |  | Amortization |
2016 |  | $ | 487 |
2017 |  | $ | 487 |
2018 |  | $ | 487 |
2019 |  | $ | 472 |
2020 |  | $ | 422 |
Thereafter |  | $ | 1,769 |
|  | $ | 4,124 |

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- Definition Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16265-109275 + Details
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