Note 7 - Derivative Instruments and Hedging Activities (Tables)

12 Months Ended

Dec. 31, 2019

Notes Tables

Schedule of Derivative Instruments [Table Text Block]

Maturity date (Dollar amounts in thousands of U.S. dollars)	Notional amount of U.S. dollars		Weighted average exchange rate of U.S. dollars		Fair value
January - March 2020		10,729		1.3296		259
April - June 2020		9,654		1.3296		232
July - September 2020		5,300		1.3296		127
October - December 2020		4,803		1.3296		113
	$	30,486		1.3296	$	731

Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block]

Derivatives (Dollar amounts in thousands of U.S. dollars)	Balance Sheet Location	As of December 31, 2019 Fair Value Asset		As of December 31, 2018 Fair Value Liability
Foreign Currency forward contracts designated as cash flow hedges (net)	Derivative instruments	$	626	$	(1,069	)
Foreign Currency forward contracts not designated as cash flow hedges (net)	Derivative instruments		105		(207	)
Total foreign currency forward contracts (net)	Derivative instruments	$	731	$	(1,276	)

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

	Gains and losses on cash flow hedges			Tax impact			Total AOCI
Opening AOCI balance - December 31, 2018	$	(1,069	)	$	259		$	(810	)
Other comprehensive income (loss) before reclassifications		1,454			(353	)		1,101
Amount reclassified from AOCI		240			(58	)		182
Other comprehensive income (loss) for the year ended December 31, 2019		1,694			(411	)		1,283
Ending AOCI Balance - December 31, 2019	$	625		$	(152	)	$	473

	Gains and losses on cash flow hedges			Tax impact			Total AOCI
Opening AOCI balance - December 31, 2017	$	-		$	-		$	-
Other comprehensive income (loss) before reclassifications		(1,350	)		328			(1,022	)
Amount reclassified from AOCI		281			(69	)		212
Other comprehensive income (loss) for the year ended December 31, 2018		(1,069	)		259			(810	)
Ending AOCI Balance - December 31, 2018	$	(1,069	)	$	259		$	(810	)

	Gains and losses on cash flow hedges			Tax impact			Total AOCI
Opening AOCI balance - December 31, 2016	$	156		$	(56	)	$	100
Other comprehensive income (loss) before reclassifications		863			(313	)		550
Amount reclassified from AOCI		(1,019	)		369			(650	)
Other comprehensive income (loss) for the year ended December 31, 2017		(156	)		56			(100	)
Ending AOCI Balance - December 31, 2017	$	-		$	-		$	-

Derivative Instruments, Gain (Loss) [Table Text Block]

Derivatives in Cash Flow Hedging Relationship	Amount of Gain or (Loss) Recognized in OCI, net of tax, on Derivative			Location of Gain or (Loss) Reclassified from AOCI into Income	Amount of Gain or (Loss) Reclassified from AOCI into Income
				Operating expenses	$	(197	)
Foreign currency forward contracts for the year ended December 31, 2019	$	1,283		Cost of revenues	$	(43	)
				Operating expenses	$	(245	)
Foreign currency forward contracts for the year ended December 31, 2018	$	(810	)	Cost of revenues	$	(36	)
				Operating expenses	$	879
Foreign currency forward contracts for the year ended December 31, 2017	$	(100	)	Cost of revenues	$	140