GOODWILL - Change in the carrying amount of goodwill (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Change in goodwill
Beginning balance	$ 126,366	$ 106,633
Goodwill acquired	2,876	21,556
Impact of measurement period adjustments of acquisitions (Note 2)	1,356	291
Effect of foreign currency translation	740	(2,114)
Ending balance	$ 131,338	$ 126,366