GOODWILL AND INTANGIBLE ASSETS - Change in Carrying Amount of Goodwill (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
GOODWILL AND INTANGIBLE ASSETS
Goodwill, beginning balance	$ 14,123	$ 14,123	$ 15,774
Addition	895
Measurement period acquisition adjustment	0	0	(1,651)
Foreign currency translation adjustment	11
Goodwill, ending balance	$ 15,029	$ 14,123	$ 14,123