OPERATING SEGMENTS AND GEOGRAPHIC INFORMATION (Information Related To Reportable Operating Business Segments) (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2021	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2020	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Segment Reporting Information [Line Items]
Total consolidated revenues	$ 586,626	$ 625,919	$ 640,773	$ 460,098	$ 411,506	$ 361,736	$ 331,549	$ 281,160	$ 2,313,416	$ 1,385,951	$ 1,230,593
Income from operations	159,988	$ 203,068	$ 195,322	$ 124,686	64,631	$ 72,086	$ 56,595	$ 20,812	683,064	214,124	128,649
Foreign currency gains (losses), net									(140)	(1,128)	(1,323)
Interest income									775	215	601
Interest expense									(21,647)	(6,742)	(8,636)
Other income, net									1,797	510	31
Income before income taxes									663,849	206,979	119,322
Total consolidated depreciation and amortization									31,976	27,619	24,213
Total property and equipment, net	108,398				57,467				108,398	57,467
Americas
Segment Reporting Information [Line Items]
Total consolidated revenues									1,607,012	863,613	640,515
Asia Pacific
Segment Reporting Information [Line Items]
Total consolidated revenues									350,160	278,515	348,072
EMEA
Segment Reporting Information [Line Items]
Total consolidated revenues									356,157	243,660	241,948
Other businesses
Segment Reporting Information [Line Items]
Total consolidated revenues									87	163	58
United States
Segment Reporting Information [Line Items]
Total consolidated revenues									1,507,482	802,952	563,473
Total property and equipment, net	80,613				49,527				80,613	49,527
International
Segment Reporting Information [Line Items]
Total consolidated revenues									805,934	582,999	667,120
Total property and equipment, net	$ 27,785				$ 7,940				27,785	7,940
Reportable Operating Segments
Segment Reporting Information [Line Items]
Total consolidated revenues									2,313,329	1,385,788	1,230,535
Income from operations									961,785	422,256	304,694
Total consolidated depreciation and amortization									11,104	5,396	5,349
Reportable Operating Segments | Americas
Segment Reporting Information [Line Items]
Total consolidated revenues									1,607,012	863,613	640,515
Income from operations									778,310	323,512	179,199
Total consolidated depreciation and amortization									7,747	3,528	3,593
Reportable Operating Segments | Asia Pacific
Segment Reporting Information [Line Items]
Total consolidated revenues									350,160	278,515	348,072
Income from operations									71,936	32,830	60,724
Total consolidated depreciation and amortization									1,629	1,138	963
Reportable Operating Segments | EMEA
Segment Reporting Information [Line Items]
Total consolidated revenues									356,157	243,660	241,948
Income from operations									111,539	65,914	64,771
Total consolidated depreciation and amortization									1,728	730	793
Reportable Operating Segments | Other businesses
Segment Reporting Information [Line Items]
Total consolidated revenues									87	163	58
Unallocated corporate and other
Segment Reporting Information [Line Items]
Income from operations									(278,721)	(208,132)	(176,045)
Total consolidated depreciation and amortization									$ 20,872	$ 22,223	$ 18,864