FAIR VALUE OF FINANCIAL INSTRUMENTS (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Fair Value Disclosures [Abstract]
Beginning	$ 47,085	$ 54,685	$ 49,131	$ 30,926
New acquisitions and revaluations	3,160	5,161	8,703	34,611
Payouts	(16,306)	(8,339)	(24,168)	(13,572)
Interest on outstanding contingencies	386	715	1,534	1,437
Charge offset, forfeit and other	(554)	(387)	(1,429)	(1,567)
Ending balance	$ 33,771	$ 51,835	$ 33,771	$ 51,835