Note G - Derivative Instruments (Tables)

6 Months Ended

Jun. 30, 2017

Notes Tables

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

		Fair value of derivative instruments
Derivative Assets (Liabilities)	Balance Sheet Location	June 30, 2017		December 31, 2016
		Unaudited
Foreign exchange put and -call options	Other accounts receivable and prepaid expenses	$	48	$	9

Schedule of Derivative Instruments, Effect on Other Comprehensive Income (Loss) [Table Text Block]

	Gains (Losses) on Derivatives Recognized in OCI
	for the three months ended June 30,					for the six months ended June 30,
			Unaudited
	2017		2016			2017		2016
Foreign exchange forward and option contracts	$	49	$	(110	)	$	192	$	58

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

	Gains (Losses) Reclassified from OCI into income
		for the three months ended June 30				for the six months ended June 30,
				Unaudited
	Location	2017		2016		2017		2016
Foreign exchange forward and option contracts	Operating expenses	$	78	$	14	$	153	$	(15	)