Inventories - Components of Inventories (Detail) - USD ($) $ in Millions	Mar. 31, 2022	Dec. 31, 2021
Inventory Disclosure [Abstract]
Work in process and finished goods	$ 375	$ 359
Raw materials	108	110
Operating and maintenance supplies	197	194
Total inventories	$ 680	$ 663

No definition available.

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- Definition

Amount before valuation reserves of merchandise or goods held by the entity that are readily available for sale and items held by the entity which are partially complete or in the process of being readied for sale.

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Amount before valuation and LIFO reserves of raw materials expected to be sold, or consumed within one year or operating cycle, if longer.

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Amount before valuation and LIFO reserves of other supplies used within the manufacturing or production process expected to be consumed within one year or operating cycle, if longer.

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