SEGMENT INFORMATION (Revenues By Product Grouping) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Segment Reporting Information [Line Items]
Total net revenues	$ 859,522	$ 812,111	$ 1,684,860	$ 1,587,877
Workspace
Segment Reporting Information [Line Items]
Total net revenues	638,929	599,405	1,273,487	1,180,367
App Delivery and Security
Segment Reporting Information [Line Items]
Total net revenues	200,241	186,196	369,727	356,183
Professional Services
Segment Reporting Information [Line Items]
Total net revenues	$ 20,352	$ 26,510	$ 41,646	$ 51,327