MARKETABLE SECURITIES AND FAIR VALUE MEASUREMENTS (Tables)

6 Months Ended

Jun. 30, 2017

Marketable Securities and Fair Value Measurements [Abstract]

Schedule of fair value of available-for-sale marketable securities

June 30, 2017	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value
Security type
Corporate debt securities-short term	$	14,115	$	-	$	(7	)	$	14,108
Total available-for-sale marketable securities	$	14,115	$	-	$	(7	)	$	14,108

December 31, 2016	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value
Security type
Corporate debt securities-short term	$	15,857	$	7	$	(5	)	$	15,859
Total available-for-sale marketable securities	$	15,857	$	7	$	(5	)	$	15,859

Schedule of assets measured at fair value on a recurring basis

	June 30, 2017		Quoted Prices in Active Markets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Cash equivalents	$	14,176	$	14,176	$	—	$	—
Corporate debt securities-short term		14,108		—		14,108		—
Total	$	28,284	$	14,176	$	14,108	$	—

	December 31, 2016		Quoted Prices in Active Markets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Cash equivalents	$	12,923	$	12,923	$	—	$	—
Corporate debt securities-short term		15,859		—		15,859		—
Total	$	28,782	$	12,923	$	15,859	$	—