GOODWILL AND OTHER INTANGIBLE ASSETS - Carrying Amount of Goodwill (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023
Goodwill [Roll Forward]
Goodwill - net book value, begging of period	$ 1,540,567	$ 1,533,569	$ 1,533,424
Purchase accounting adjustments	(321)		145
Acquisitions		6,998
Goodwill - net book value, end of period	$ 1,540,246	$ 1,540,567	$ 1,533,569