FAIR VALUE MEASUREMENTS (Changes in Carrying Value of Business Acquisition Liabilities) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value measurement, beginning balance			$ 70,525
Fair value measurement, ending balance	$ 64,294		64,294
Fair Value, Inputs, Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value measurement, beginning balance	68,314	$ 47,995	70,525	$ 37,270
Purchase price contingent consideration		12,628	4,414	12,628
Contingent cash payments	(2,657)	(1,613)	(7,264)	(4,628)
Contingent RSU grants	(1,116)	(1,311)	(1,532)	(1,671)
Changes in fair value of business acquisition liabilities	(653)	208	(2,043)	14,336
Contractual payable reclassification	406	(65)	194	(93)
Fair value measurement, ending balance	$ 64,294	$ 57,842	$ 64,294	$ 57,842