Property, Plant and Equipment - Summary of Property, Plant and Equipment (Detail) - USD ($) $ in Millions |
Sep. 30, 2024 |
Dec. 31, 2023 |
|---|---|---|
| Property, Plant and Equipment [Line Items] | ||
| Property, plant and equipment, Gross | $ 6,896.1 | $ 6,766.2 |
| Accumulated depreciation | (4,788.9) | (4,705.8) |
| Property, plant and equipment, net | 2,107.2 | 2,060.4 |
| Land [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property, plant and equipment, Gross | 19.0 | 18.9 |
| Buildings And Equipment [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property, plant and equipment, Gross | 2,308.4 | 2,245.9 |
| Capitalized Software Costs [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property, plant and equipment, Gross | 578.3 | 552.2 |
| Instruments [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property, plant and equipment, Gross | 3,748.2 | 3,748.6 |
| Construction in Progress [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property, plant and equipment, Gross | $ 242.2 | $ 200.6 |