Revenue Recognition - Disaggregated Revenues (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Disaggregation of Revenue [Line Items]
Total revenue	$ 1,849.6	$ 1,539.7
Product
Disaggregation of Revenue [Line Items]
Total revenue	645.1	459.1
Service
Disaggregation of Revenue [Line Items]
Total revenue	1,204.5	1,080.6
Security subscription
Disaggregation of Revenue [Line Items]
Total revenue	694.0	623.1
Technical support and other
Disaggregation of Revenue [Line Items]
Total revenue	$ 510.5	$ 457.5