v3.26.3
REVENUE AND CONTRACT ACQUISITION COSTS - Revenue Disaggregated by Types and Geography (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Disaggregation of Revenue [Line Items]        
Total revenue $ 3,048.7 $ 2,505.1 $ 8,711.8 $ 7,198.5
Instruments and accessories        
Disaggregation of Revenue [Line Items]        
Total revenue 1,797.4 1,518.8 5,218.7 4,360.6
Systems        
Disaggregation of Revenue [Line Items]        
Total revenue 769.1 590.4 2,104.8 1,687.8
Service        
Disaggregation of Revenue [Line Items]        
Total revenue 482.2 395.9 1,388.3 1,150.1
U.S.        
Disaggregation of Revenue [Line Items]        
Total revenue 2,063.0 1,717.6 5,779.5 4,885.2
U.S. | Instruments and accessories        
Disaggregation of Revenue [Line Items]        
Total revenue 1,247.9 1,062.0 3,550.1 3,043.1
U.S. | Systems        
Disaggregation of Revenue [Line Items]        
Total revenue 505.5 397.5 1,327.4 1,087.4
U.S. | Service        
Disaggregation of Revenue [Line Items]        
Total revenue 309.6 258.1 902.0 754.7
Outside of the U.S. (“OUS”)        
Disaggregation of Revenue [Line Items]        
Total revenue 985.7 787.5 2,932.3 2,313.3
Outside of the U.S. (“OUS”) | Instruments and accessories        
Disaggregation of Revenue [Line Items]        
Total revenue 549.5 456.8 1,668.6 1,317.5
Outside of the U.S. (“OUS”) | Systems        
Disaggregation of Revenue [Line Items]        
Total revenue 263.6 192.9 777.4 600.4
Outside of the U.S. (“OUS”) | Service        
Disaggregation of Revenue [Line Items]        
Total revenue $ 172.6 $ 137.8 $ 486.3 $ 395.4