SEGMENT INFORMATION (Reconciliation of Segment Operating Profit to Consolidated Income Before Provision for Income Taxes) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Total segment operating profit:	$ 93,020	$ 125,274	$ 222,262	$ 232,525
Stock-based compensation expense	(27,893)	(23,898)	(35,005)	(48,451)
Amortization of intangibles assets	(5,756)	(3,961)	(11,000)	(7,101)
Interest and other income, net	1,579	2,580	1,414	7,954
Foreign exchange loss	(85,941)	(4,693)	(108,726)	(2,394)
Income before provision for income taxes	8,658	123,161	114,950	238,085
Operating Segments
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Total segment operating profit:	164,478	167,741	328,439	313,896
Unallocated Amounts
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Stock-based compensation expense	(27,893)	(23,898)	(35,005)	(48,451)
Other acquisition-related expenses	(90)	(2,099)	(669)	(4,032)
Other unallocated expenses	$ (37,719)	$ (12,509)	$ (59,503)	$ (21,787)