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Inventories, net | 12 Months Ended
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Dec. 31, 2025
Inventory Disclosure [Abstract] |
Inventories, net | Inventories, net Inventories, net consisted of the following:
| December 31,
| 2025 |  | 2024
Raw materials | $ | 399 |  |  | $ | 329 |
Work-in-process | 163 |  |  | 129 |
Finished goods, net | 850 |  |  | 855 |
Materials and supplies, net | 240 |  |  | 238 |
Inventories, net | $ | 1,652 |  |  | $ | 1,551 |
Materials and supplies, net consists of processing chemicals, maintenance supplies, and spare parts, which will be consumed directly and indirectly in the production of our products. At December 31, 2025 and 2024, there was approximately $57 million and $59 million, respectively, of inventory that is not expected to be sold within in one year and as such, has been recorded in "Other long-term assets" on the Consolidated Balance Sheet. At December 31, 2025 and 2024, inventory obsolescence reserves were $47 million and $44 million, respectively. At December 31, 2025 and December 31, 2024, reserves for lower of cost and net realizable value were $42 million and $28 million, respectively.

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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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