REVENUE AND CONTRACT ACQUISITION COSTS - Revenue Disaggregated by Types and Geography (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Disaggregation of Revenue [Line Items]
Total revenue	$ 2,038.1	$ 1,743.7	$ 5,938.6	$ 5,195.8
Instruments and accessories
Disaggregation of Revenue [Line Items]
Total revenue	1,264.2	1,071.4	3,667.5	3,132.9
Systems
Disaggregation of Revenue [Line Items]
Total revenue	445.0	379.4	1,311.4	1,199.5
Service
Disaggregation of Revenue [Line Items]
Total revenue	328.9	292.9	959.7	863.4
U.S.
Disaggregation of Revenue [Line Items]
Total revenue	1,379.4	1,180.2	3,937.1	3,432.6
U.S. | Instruments and accessories
Disaggregation of Revenue [Line Items]
Total revenue	904.8	775.7	2,618.6	2,240.4
U.S. | Systems
Disaggregation of Revenue [Line Items]
Total revenue	265.4	216.0	702.2	627.6
U.S. | Service
Disaggregation of Revenue [Line Items]
Total revenue	209.2	188.5	616.3	564.6
Outside of the U.S. (“OUS”)
Disaggregation of Revenue [Line Items]
Total revenue	658.7	563.5	2,001.5	1,763.2
Outside of the U.S. (“OUS”) | Instruments and accessories
Disaggregation of Revenue [Line Items]
Total revenue	359.4	295.7	1,048.9	892.5
Outside of the U.S. (“OUS”) | Systems
Disaggregation of Revenue [Line Items]
Total revenue	179.6	163.4	609.2	571.9
Outside of the U.S. (“OUS”) | Service
Disaggregation of Revenue [Line Items]
Total revenue	$ 119.7	$ 104.4	$ 343.4	$ 298.8