FAIR VALUE MEASUREMENTS (Tables)

12 Months Ended

Dec. 31, 2018

Fair Value Measurements Tables Abstract

Schedule of Assets and Liabilities Measured at Fair Value

The following table sets forth the Company’s assets that were measured at fair value as of December 31, 2018, 2017 and 2016 by level within the fair value hierarchy:

	Fair Value Hierarchy	Fair value measurements as of December 31,
Description		2018			2017			2016
Measured at fair value on a recurring basis:
Assets:
Cash equivalents:
Money market mutual funds	Level 1	$	1,767		$	6,163		$	6,510
Derivative instruments asset	Level 2		-			-			19
Short-term marketable securities:
Corporate bonds	Level 2		110,385			68,272			71,719
Governmental bonds	Level 2		8,295			8,992			2,746
Long-term marketable securities:
Corporate bonds	Level 2		74,256			95,160			39,279
Governmental bonds	Level 2		-			7,960			4,983
Liabilities
Long-term Earn-out provision	Level 3		(332	)		-			-
Derivative instruments liability	Level 2		-			(180	)		-