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Business Combination - Summary of Purchase Price (Details) - USD ($) $ in Millions |  | 12 Months Ended
--- | --- | ---
May 27, 2022 | Dec. 29, 2024 | Dec. 31, 2023 | Jan. 01, 2023
Business Acquisition [Line Items] |  |  |  |
Goodwill |  | $ 649.5 | $ 2,492.0 | $ 2,476.8
Loss on extinguishment of debt |  | $ 0.0 | $ 0.0 | $ (24.0)
Gain (Loss) On Redemption Premium | $ 35.9 |  |  |
Ortho |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Cash and cash equivalents | 234.5 |  |  |
Accounts receivable | 240.6 |  |  |
Inventories | 384.4 |  |  |
Property, plant and equipment | 948.9 |  |  |
Goodwill | 2,158.5 |  |  |
Intangible assets | 3,168.0 |  |  |
Prepaid expenses and other assets | 270.4 |  |  |
Total assets | 7,405.3 |  |  |
Accounts payable | (135.0) |  |  |
Accrued payroll and related expenses | (81.1) |  |  |
Long-term borrowings, including current portion | (2,268.4) |  |  |
Deferred tax liability | (260.1) |  |  |
Other current and non-current liabilities | (369.6) |  |  |
Total liabilities | (3,114.2) |  |  |
Total purchase consideration | 4,291.1 |  |  |
Step-Up, Inventory, Value | 61.7 |  |  |
Repayments of Debt | 1,608.4 |  |  |
Loss on extinguishment of debt | 23.5 |  |  |
Ortho | Senior Notes Due 2025 | Senior Notes |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Long-term borrowings | $ 240.0 |  |  |
Stated interest rate | 7.375% |  |  |
Ortho | Senior Notes Due 2028 | Senior Notes |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Long-term borrowings | $ 405.0 |  |  |
Stated interest rate | 7.25% |  |  |

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