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Inventories (Tables) | 12 Months Ended
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Dec. 29, 2024
Inventory Disclosure [Abstract] |
Schedule of Inventory | Inventories at December 29, 2024 and December 31, 2023 were as follows (in millions):
|  | Fiscal Year
|  | 2024 |  | 2023
Raw materials and supplies |  | $ | 206.4 |  |  | $ | 234.9 |
Work-in-process |  | 1,144.1 |  |  | 973.6 |
Finished goods |  | 71.0 |  |  | 114.5 |
|  | 1,421.5 |  |  | 1,323.0 |
Inventory valuation reserves |  | (68.5) |  |  | (75.5) |
Total inventories, net |  | $ | 1,353.0 |  |  | $ | 1,247.5 |

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