SHARE-BASED COMPENSATION PLANS (Tables)

9 Months Ended

Sep. 30, 2022

Share-Based Payment Arrangement [Abstract]

Share-Based Compensation Expense by Classification

Share-based compensation expense by classification for the three and nine months ended September 30, 2022 and 2021 are as follows:

	Three Months Ended				Nine Months Ended
(in thousands)	September 30, 2022		September 30, 2021		September 30, 2022		September 30, 2021
Research and development	$	334	$	296	$	921	$	829
General and administrative	351		557		974		1,748
Total	$	685	$	853	$	1,895	$	2,577