STOCK-BASED COMPENSATION - Recognized Compensation Expense (Details) - Stock Options - 2017 Plan - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total gross compensation expense	$ 8	$ 11	$ 36	$ 66
Total tax benefit associated with compensation expense	2	2	8	15
Total net compensation expense	6	$ 9	28	$ 51
Total gross unrecognized compensation expense
Six months ending December 31, 2018	8		8
2019	17		17
2020	3		3
Tax benefit associated with unrecognized compensation expense
Six months ending December 31, 2018	2		2
2019	4		4
2020	1		1
Total net unrecognized compensation expense
Six months ending December 31, 2018	6		6
2019	13		13
2020	$ 2		$ 2