GOODWILL AND OTHER INTANGIBLE ASSETS - Change in goodwill (Details) - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2022	Dec. 31, 2021
Change in the goodwill
Goodwill, gross, beginning of period	$ 1,947,939	$ 1,278,183
Cumulative impairment losses beginning of period	(22,624)	(22,624)
Goodwill, net, beginning of period	1,925,315	1,255,559
Goodwill acquired	181,302	677,195
Other	(13,830)	(7,439)
Goodwill period increase	167,472	669,756
Goodwill, gross, end of period	2,115,411	1,947,939
Cumulative impairment losses, end of period	(22,624)	(22,624)
Goodwill, net, end of period	$ 2,092,787	$ 1,925,315