Note 23 - Fair Value of Financial Instruments (Tables)

12 Months Ended

Dec. 31, 2016

Notes Tables

Schedule of Fair Value Measurement Inputs Level 1 [Table Text Block]

	ASC 820 Level	December 31, 2016		December 31, 2015
Assets:
Cash and cash equivalents	Level 1		21,989		13,578
Short term investments	Level 1		-		1,000
Liabilities:
Short-term borrowings	Level 1		1,629		2,814
Long-Term Debt	Level 1		599		802
Investor Warrants	Level 3		3,921		4,205
Placement Agent Warrants	Level 3		-		172

Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]

All amounts in thousands Euros unless otherwise stated	Investor Warrants 2012			Placement Agent Warrants 2012			Investor Warrants 2013			Placement Agent Warrants 2013			Investor Warrants 2016			Total Financial instruments carried at fair value
As of December 31, 2014		893			110			1,050			39			-			2,092
Warrants exercises (see note 19)		(251	)		(79	)		-			-			-			(330	)
FV adjustments (see note 19)		947			57			1,343			30			-			2,377
USD/EUR exchange impact		102			11			121			4			-			238
As of December 31, 2015		1,691			99			2,514			73			-			4,377
Warrants granted		-			-			-			-			3,168			3,168
Warrants forfeited (see note 19)		-			-			-			(72	)		-			(72	)
Warrants exercises (see note 19)		(5	)		(97	)		-			-			-			(102	)
FV adjustments (see note 19)		(1,100	)		-			(1,478	)		-			(1,232	)		(3,811	)
USD/EUR exchange impact		53			-			81			-			227			360
As of December 31, 2016		640			-			1,118			-			2,162			3,921