Nature of Operations and Summary of Significant Accounting Policies - Schedule of Inventory (Detail) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Raw materials	$ 854	$ 566
Work in process	287	38
Finished goods	1,375	528
Total	$ 2,516	$ 1,132

Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

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