Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2025

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Indefinite-Lived Intangible Assets

“Other intangible assets, net” consisted of the following:

		As of March 31, 2025						As of December 31, 2024
	Estimated Useful Lives	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
		(in millions, except useful lives)
In-process research and development	Indefinite	$	224.6	$	—	$	224.6	$	603.6	$	—	$	603.6
Finite-lived intangible assets - marketed products	10 to 12 years	238.0		(26.9)		211.1		238.0		(21.9)		216.1
Finite-lived intangible assets - assembled workforce	3 years	7.7		(2.2)		5.5		7.7		(1.5)		6.2
Total other intangible assets, net		$	470.3	$	(29.1)	$	441.2	$	849.3	$	(23.4)	$	825.9

Schedule of Finite-Lived Intangible Assets

“Other intangible assets, net” consisted of the following:

		As of March 31, 2025						As of December 31, 2024
	Estimated Useful Lives	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
		(in millions, except useful lives)
In-process research and development	Indefinite	$	224.6	$	—	$	224.6	$	603.6	$	—	$	603.6
Finite-lived intangible assets - marketed products	10 to 12 years	238.0		(26.9)		211.1		238.0		(21.9)		216.1
Finite-lived intangible assets - assembled workforce	3 years	7.7		(2.2)		5.5		7.7		(1.5)		6.2
Total other intangible assets, net		$	470.3	$	(29.1)	$	441.2	$	849.3	$	(23.4)	$	825.9