SEGMENT AND GEOGRAPHIC INFORMATION (Total Revenue by Major Geographic Area) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Segment Reporting Information [Line Items]
Total revenue, net	$ 1,542,448	$ 1,371,868	$ 1,517,557
Total long-lived assets	412,686	382,403
United States (Includes long-lived assets in Puerto Rico)
Segment Reporting Information [Line Items]
Total revenue, net	1,089,526	971,975	1,077,379
Total long-lived assets	339,535	324,893
Europe
Segment Reporting Information [Line Items]
Total revenue, net	191,327	172,689	197,468
Total long-lived assets	55,026	38,812
Asia Pacific
Segment Reporting Information [Line Items]
Total revenue, net	182,034	157,174	157,391
Total long-lived assets	11,289	13,121
Rest of the World
Segment Reporting Information [Line Items]
Total revenue, net	79,561	70,030	$ 85,319
Total long-lived assets	$ 6,836	$ 5,577