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INVENTORY | 12 Months Ended
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Dec. 28, 2024
Inventory Disclosure [Abstract] |
INVENTORY | INVENTORY The composition of inventories is as follows:
| December 28, 2024 |  | December 30, 2023
| (in thousands)
Raw materials and supplies | $ | 43,041 |  |  | $ | 42,296 |
Work in process | 51,785 |  |  | 59,727 |
Finished products (1) | 183,718 |  |  | 278,236 |
Inventories | $ | 278,544 |  |  | $ | 380,259 |
(1) This balance is net of an approximate $27 million write down as of December 28, 2024, associated with the carrying value of assets currently associated with the February 16, 2023, Cambodia-sourced non-human primate matter. See Note 18. Commitments and Contingencies
Inventory step up amortization expense incurred in fiscal year 2024 was $27.7 million.

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- Definition The entire disclosure for inventory. Includes, but is not limited to, the basis of stating inventory, the method of determining inventory cost, the classes of inventory, and the nature of the cost elements included in inventory. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 330 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/330/tableOfContent + Details
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