MARKETABLE SECURITIES (Tables)

3 Months Ended

Mar. 31, 2022

Investments, Debt and Equity Securities [Abstract]

Schedule of marketable securities

	March 31, 2022								December 31, 2021
(in thousands)	Amortized Cost		Unrealized Gains		Unrealized Losses		Fair Value		Amortized Cost		Unrealized Gains		Unrealized Losses		Fair Value
Government debt	$	2,000	$	—	$	(47)	$	1,953	$	2,000	$	—	$	(10)	$	1,990
Corporate debt	200,371		7		(2,930)		197,448		201,659		2		(837)		200,824
	$	202,371	$	7	$	(2,977)	$	199,401	$	203,659	$	2	$	(847)	$	202,814