Goodwill and Acquired Intangible Assets - Schedule of Goodwill (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020
Changes in the carrying amount of goodwill
Beginning balance	$ 1,674,371	$ 1,600,265
Measurement period adjustments related to acquisitions completed in prior years	(267)	(1,056)
Foreign currency translation	(7,701)	4,962
Ending balance	2,156,254	1,674,371
Guardicore Ltd.
Changes in the carrying amount of goodwill
Acquisition	479,110	0
Inverse, Inc.
Changes in the carrying amount of goodwill
Acquisition	10,741	0
Asavie
Changes in the carrying amount of goodwill
Acquisition	$ 0	$ 70,200

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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