Marketable Securities (Tables)

9 Months Ended

Sep. 30, 2020

Marketable Securities [Abstract]

Schedule of Available for Sale

Debt securities classified as available for sale consisted of:

September 30, 2020
(in thousands)

Securities	Amortized Cost		Gross Unrealized Gains /(Losses)		Gross Unrealized Gains /(Losses)			Fair Value		Marketable Securities
U.S. Treasury notes	$	5,641	$	—	$	(23	)	$	5,618	$	5,618
U.S. Government mortgage backed securities		4,748		—		(27	)		4,721		4,721
Corporate bonds		5,603		—		38			5,641		5,641
Totals	$	15,992	$	—	$	(12	)	$	15,980	$	15,980

As of December 31, 2019 the Company held no debt securities.

The following presents available-for-sale securities’ gross unrealized losses and fair value aggregated by the short- and long-term maturity.

September 30, 2020
(in thousands)

	Less than 12 Months				12 Months or More					Total
Securities	Fair Value		Gross Unrealized Gains		Fair Value		Gross Unrealized Gains			Fair Value		Gross Unrealized Gains
U.S. Treasury notes	$	1,008	$	—	$	4,610	$	(23	)	$	5,618	$	(23	)
U.S. Government mortgage backed securities		—		—		4,721		(27	)		4,721		(27	)
Corporate bonds		136		—		5,505		38			5,641		38
Totals	$	1,144	$	—	$	14,836	$	12		$	15,980	$	(12	)