Property, Plant and Equipment - Summary of Property, Plant and Equipment (Detail) - USD ($) $ in Millions |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Property, Plant and Equipment [Line Items] | ||
| Property, plant and equipment, Gross | $ 7,257.4 | $ 6,690.2 |
| Accumulated depreciation | (5,050.3) | (4,641.4) |
| Property, plant and equipment, net | 2,207.1 | 2,048.8 |
| Land [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property, plant and equipment, Gross | 22.5 | 18.5 |
| Building and Equipment [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property, plant and equipment, Gross | 2,419.8 | 2,273.1 |
| Capitalized Software Costs [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property, plant and equipment, Gross | 623.8 | 575.1 |
| Instruments [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property, plant and equipment, Gross | 3,905.0 | 3,589.6 |
| Construction in Progress [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property, plant and equipment, Gross | $ 286.3 | $ 233.9 |