Marketable Debt Securities (Tables)

12 Months Ended

Dec. 31, 2022

Marketable Debt Securities [Abstract]

Schedule of marketable debt securities

	December 31, 2022
	Amortized Cost		Unrealized Gains		Unrealized Losses			Estimated Fair Value
Corporate bonds - presented in marketable debt securities		60,790		-		(547	)		60,243
Corporate bonds - presented in marketable debt securities, non-current		18,027		-		(141	)		17,886
Total	$	78,817	$	-	$	(688	)	$	78,129

	December 31, 2021
	Amortized Cost		Unrealized Gains		Unrealized Losses			Estimated Fair Value
Corporate bonds - presented in marketable debt securities	$	55,548	$	-	$	(43	)	$	55,505
Corporate bonds - presented in marketable debt securities, non-current		39,635		-		(168	)		39,467
Total	$	95,183	$	-	$	(211	)	$	94,972

Schedule of interest and investment income

	December 31,
	2022			2021
Interest income	$	2,230		$	1,974
Accretion/(amortization) of discount/premium, net		(1,137	)		(1,737	)
Realized gain/(loss)		17			-
Total interest and investment income	$	1,110		$	237