INCOME TAXES - Estimated Values of Gross Uncertain Tax Positions (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Balance at January 1	$ (1,130)	$ (1,071)	$ (1,648)
Additions based on tax positions related to the current year	(27)	(79)	(49)
Reductions for tax position of prior years	167	20	626
Balance at December 31	$ (990)	$ (1,130)	$ (1,071)