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Note 8 - Goodwill and Intangible Assets - Schedule of Finite-lived Intangible Assets (Details) - EUR (€) € in Thousands	Dec. 31, 2018	Dec. 31, 2017
Finite-lived, intangible assets, gross	€ 2,577	€ 2,118
Finite-lived, intangible assets, accumulated amortization	(1,730)	(1,591)
Total	847	527
Licensing Agreements [Member]
Finite-lived, intangible assets, gross	1,431	993
Finite-lived, intangible assets, accumulated amortization	(587)	(477)
Trademarks and Trade Names [Member]
Finite-lived, intangible assets, gross	414	393
Finite-lived, intangible assets, accumulated amortization	(411)	(383)
Patents [Member]
Finite-lived, intangible assets, gross	412	412
Finite-lived, intangible assets, accumulated amortization	(412)	(411)
Organization Costs [Member]
Finite-lived, intangible assets, gross	320	320
Finite-lived, intangible assets, accumulated amortization	€ (320)	€ (320)

X

- Definition

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

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X

- Definition

Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 928
-SubTopic 340
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6473545&loc=d3e61844-108004

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+ References

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-Topic 350
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