INVESTMENTS (Tables)

12 Months Ended

Dec. 31, 2019

INVESTMENTS

Schedule of marketable securities by security type

The following tables provide the Company’s marketable securities by security type (in thousands):

	As of December 31, 2019
			Gross		Gross
			Unrealized		Unrealized		Estimated
	Cost		Gains		Losses		Fair Value
Commercial Paper and corporate bonds	$	7,540	$	—	$	(20)	$	7,520
US government agency debt security		12,466		19		(1)		12,484
Total	$	20,006	$	19	$	(21)	$	20,004

Schedule of contractual maturities

Contractual maturities of the Company’s marketable securities are summarized as follows (in thousands):

	As of December 31, 2019
			Gross		Gross
			Unrealized		Unrealized		Estimated
	Cost		Gains		Losses		Fair Value
Due in one year or less	$	20,006	$	19	$	(21)	$	20,004
Total	$	20,006	$	19	$	(21)	$	20,004