Acquisitions - Narrative (Details) - USD ($)	1 Months Ended					12 Months Ended
	Mar. 31, 2022	Oct. 31, 2021	Feb. 28, 2021	Oct. 31, 2020	Feb. 29, 2020	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Business Acquisition [Line Items]
Acquisition related costs						$ 10,700,000	$ 13,300,000	$ 5,600,000
Measurement period adjustments to goodwill						724,000	(267,000)
Goodwill						2,763,838,000	2,156,254,000	1,674,371,000
Payments to acquire assets						0	$ 0	$ 36,376,000
Instart Logic
Business Acquisition [Line Items]
Payments to acquire assets					$ 36,400,000
Instart Logic | Customer-related intangible assets
Business Acquisition [Line Items]
Useful life					17 years
Linode
Business Acquisition [Line Items]
Cash paid to acquire business	$ 898,500,000
Revenue of acquiree since acquisition						103,500,000
Measurement period adjustments to goodwill						$ 28,900,000
Weighted average useful life						12 years 2 months 12 days
Goodwill	617,292,000
Identifiable intangible assets	$ 196,020,000
Guardicore Ltd.
Business Acquisition [Line Items]
Cash paid to acquire business		$ 610,700,000
Weighted average useful life		14 years 7 months 6 days
Goodwill		$ 479,834,000
Identifiable intangible assets		$ 123,600,000
Inverse, Inc.
Business Acquisition [Line Items]
Cash paid to acquire business			$ 17,100,000
Weighted average useful life			14 years
Goodwill			$ 10,700,000
Identifiable intangible assets			7,600,000
Goodwill expected tax deductible amount			$ 10,700,000
Asavie
Business Acquisition [Line Items]
Cash paid to acquire business				$ 155,000,000
Weighted average useful life				10 years 9 months 18 days
Goodwill				$ 70,228,000
Identifiable intangible assets				58,070,000
Goodwill expected tax deductible amount				$ 0