FAIR VALUE MEASUREMENTS (Tables)

3 Months Ended

Mar. 31, 2017

FAIR VALUE MEASUREMENTS

Schedule of assets and liabilities of the entity measured at fair value on a recurring basis

Assets and liabilities of the Company measured at fair value on a recurring basis as of March 31, 2017 and December 31, 2016 are summarized as follows (in thousands):

	March 31, 2017
			Significant Other
	Quoted Prices in		Observable
	Active Markets		Inputs
Description	(Level 1)		(Level 2)		Total
Certificates of deposit	$	—	$	391	$	391
Money market funds	$	19,785	$	—	$	19,785
Short term investments	$	1,259	$	7,452	$	8,711
Commercial Paper	$	—	$	50,038	$	50,038
Total assets measured at fair value	$	21,044	$	57,881	$	78,925

	December 31, 2016
			Significant Other
	Quoted Prices in		Observable
	Active Markets		Inputs
Description	(Level 1)		(Level 2)		Total
Certificates of deposit	$	—	$	391	$	391
Money market funds	$	29,027	$	—	$	29,027
Short term investments	$	1,751	$	7,486	$	9,237
Commercial Paper	$	—	$	29,981	$	29,981
Total assets measured at fair value	$	30,778	$	37,858	$	68,636