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Inventories - Narrative (Details) - USD ($)
$ in Millions
Mar. 31, 2023
Dec. 31, 2022
Inventory [Line Items]    
Inventories classified in Other assets $ 3,284 $ 2,938
Inventories Not Expected to be Sold Within One Year    
Inventory [Line Items]    
Inventories classified in Other assets 2,700 2,400
Inventories Produced in Preparation for Product Launches    
Inventory [Line Items]    
Inventories classified in Other assets $ 590 $ 516