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Inventories | 12 Months Ended
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Sep. 30, 2023
Inventory Disclosure [Abstract] |
Inventories | Note E. Inventories Inventories, net of obsolete, unmarketable and slow-moving reserves, are as follows:
|  | September 30 |
|  | 2023 |  |  | 2022 |
|  | (In millions) |
Raw materials |  | $ | 148 |  |  | $ | 182 |
Finished goods |  |  | 374 |  |  |  | 427 |
Other(1) |  |  | 63 |  |  |  | 55 |
Total |  | $ | 585 |  |  | $ | 664 |
(1) Other inventory is comprised of certain spare parts and supplies. At September 30, 2023 and 2022, total inventory reserves were $14 million and $9 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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