Inventory (Tables)

6 Months Ended

Jun. 30, 2024

Inventory Disclosure [Abstract]

Components of inventory

The components of inventory are summarized as follows:

(In millions)	As of June 30, 2024		As of December 31, 2023
Raw materials	$	401.2	$	426.9
Work in process	1,821.2		1,926.8
Finished goods	395.0		255.4
Total inventory	$	2,617.4	$	2,609.1
Balance Sheet Classification:
Inventory	$	2,506.1	$	2,527.4
Investments and other assets	111.3		81.7
Total inventory	$	2,617.4	$	2,609.1