CONVERTIBLE NOTES AND CREDIT FACILITY (Tables)

9 Months Ended

Sep. 30, 2022

Debt Disclosure [Abstract]

Convertible Debt

	September 30, 2022		December 31, 2021
Principal amount of the Notes	$	86,250	$	86,250
Unamortized debt discount	(1,893)		(2,216)
Net carrying amount	$	84,357	$	84,034

Interest Income and Interest Expense Disclosure

Interest expense related to the Notes is comprised of the amortization of debt discount and debt issuance costs and the contractual coupon interest as follows (in thousands):

	Three Months Ended September 30,				Nine Months Ended September 30,
	2022		2021		2022		2021
Interest expense related to contractual coupon interest	$	809	$	809	$	2,426	$	2,426
Interest expense related to amortization of the debt discount	109		104		323		310
	$	918	$	913	$	2,749	$	2,736