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Inventories
12 Months Ended
Dec. 31, 2024
Inventory Disclosure [Abstract]  
Inventories Inventories
Inventories consisted of the following (in millions):
December 31,
20242023
Raw materials$818 $993 
Work in process4,120 5,747 
Finished goods2,060 2,778 
Total inventories (1)
$6,998 $9,518 
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(1)    The decrease to Inventories during the year ended December 31, 2024, was primarily due to amortization of the inventory step-up to fair value related to acquired inventory from the Horizon acquisition. See Note 4, Acquisitions and divestitures.