Property, Plant and Equipment - Summary of Property, Plant and Equipment (Detail) - USD ($) $ in Millions |
Mar. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Property, Plant and Equipment [Line Items] | ||
| Property, plant and equipment, Gross | $ 6,823.4 | $ 6,690.2 |
| Accumulated depreciation | (4,758.5) | (4,641.4) |
| Property, plant and equipment, net | 2,064.9 | 2,048.8 |
| Land [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property, plant and equipment, Gross | 18.6 | 18.5 |
| Buildings And Equipment [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property, plant and equipment, Gross | 2,302.6 | 2,273.1 |
| Capitalized Software Costs [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property, plant and equipment, Gross | 578.2 | 575.1 |
| Instruments [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property, plant and equipment, Gross | 3,664.8 | 3,589.6 |
| Construction in Progress [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property, plant and equipment, Gross | $ 259.2 | $ 233.9 |