Inventory (Tables)

9 Months Ended

Sep. 30, 2023

Inventory Disclosure [Abstract]

Components of inventory

The components of inventory are summarized as follows:

(In millions)	As of September 30, 2023		As of December 31, 2022
Raw materials	$	437.1	$	413.2
Work in process	2,285.1		751.9
Finished goods	316.1		200.4
Total inventory	$	3,038.3	$	1,365.5
Balance Sheet Classification:
Inventory	$	2,982.4	$	1,344.4
Investments and other assets	55.9		21.1
Total inventory	$	3,038.3	$	1,365.5