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Note 16 - Shareholders' Equity (Tables)

12 Months Ended

Dec. 31, 2018

Notes Tables

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

		Year Ended December 31,
		2018				2017				2016
Weighted-average expected life (years)			6.25				6.25				6.25
Expected volatility rates (1)			52.6	%			57.4	%			60.60	%
Expected dividend yield			0	%			0	%			0	%
Risk-free interest rate			0.18	%			0.02	%			0.01	%
Weighted-average exercise price (€)			2.65				2.39				3.22
Weighted-average fair value of options granted during the year (€)			1.33				1.29				1.67

Disclosure of Share-based Compensation Arrangements by Share-based Payment Award [Table Text Block]

		2018								2017								2016
		Options				Weighted average exercise price (€)				Options				Weighted average exercise price (€)				Options				Weighted average exercise price (€)
Outstanding on January 1,			1,207,600				2.61				1,427,438				2.94				917,188				2.79
Granted			165,000				2.65				260,000				2.39				575,000				3.22
Exercised			–				–				(60,000	)			1.91				–				–
Forfeited			(25,000	)			3.05				(134,750	)			3.09				(64,750	)			3.30
Expired			–				–				(285,088	)			3.99				–				–
Outstanding on December 31,			1,347,600				2.61				1,207,600				2.61				1,427,438				2.94
Exercisable on December 31,			772,600				2.44				598,850				2.29				774,938				2.87
Share purchase options available for grant on December 31			250,428								250,428								243,428

Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table Text Block]

		Outstanding options																Fully vested options (1)
Exercise price (€)		Options				Weighted average remaining contractual life				Weighted average exercise price (€)				Aggregate Intrinsic   Value (2)				Options				Weighted average exercise price (€)				Aggregate Intrinsic Value (2)
3.22			505,000				7.3				3.22				–				252,500				3.22				–
2.65			165,000				9.7				2.65				–				–				–				–
2.39			210,000				8.3				2.39				–				52,500				2.39				–
2.38			120,100				1.5				2.38				–				120,100				2.38				–
1.91			297,500				4.0				1.91				–				297,5000				1.91				–
1.88			50,000				1.5				1.88				–				50,000				1.88				–
1.88 to 3.22			1,347,600				5.4				2.61				–				772,600				2.44				–

Schedule of Nonvested Share Activity [Table Text Block]

		Options				Weighted average Grant-Date Fair Value (€)
Non-vested at January 1, 2018			593,750				1.53
Granted			165,000				1.33
Vested			(180,000	)			1.56
Forfeited			(3,750	)			1.29
Non-vested at December 31, 2018			575,000				1.47

Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]

		Year Ended December 31, 2018
		Foreign currency translation adjustments				Provision for retirement indemnities				Total
Beginning balance			(3,027	)			(577	)			(3,604	)
Other comprehensive income (loss) before reclassifications			–				–				–
Reclassified from accumulated other comprehensive loss			–				–				–
Net current-period other comprehensive income (loss)			(146	)			–				(146	)
Ending balance			(3,173	)			(577	)			(3,748	)

		Year Ended December 31, 2017
		Foreign currency translation adjustments				Provision for retirement indemnities				Total
Beginning balance			(3,315	)			(634	)			(3,949	)
Other comprehensive income (loss) before reclassifications			–				–				–
Reclassified from accumulated other comprehensive loss			–				–				–
Net current-period other comprehensive income (loss)			288				57				345
Ending balance			(3,027	)			(577	)			(3,604	)

X

- Definition

Tabular disclosure of components of a stock option or other award plan under which equity-based compensation is awarded to employees, typically comprised of the amount of unearned compensation (deferred compensation cost), compensation expense, and changes in the quantity and fair value of the shares (or other type of equity) granted, exercised, forfeited, and issued and outstanding pertaining to that plan. Disclosure may also include nature and general terms of such arrangements that existed during the period and potential effects of those arrangements on shareholders, effect of compensation cost arising from equity-based payment arrangements on the income statement, method of estimating the fair value of the goods or services received, or the fair value of the equity instruments granted, during the period, cash flow effects resulting from equity-based payment arrangements and, for registrants that accelerate vesting of out of the money share options, reasons for the decision to accelerate.

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