Intangible assets and goodwill (Tables)

9 Months Ended

Sep. 30, 2024

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Finite-Lived Intangible Assets

The following table summarizes the Company’s finite-lived intangible assets:

	Weighted Average Useful Life in Years	September 30, 2024						December 31, 2023
		Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
Products	13.5	$	855.4	$	337.6	$	517.8	$	855.4	$	288.8	$	566.6
Customer relationships	0.0	28.6		28.6		—		28.6		28.6		—
CDMO	0.0	5.5		5.5		—		5.5		5.5		—
Total intangible assets		$	889.5	$	371.7	$	517.8	$	889.5	$	322.9	$	566.6

Schedule of Finite-lived Intangible Assets Amortization Expense

Amortization expense associated with the Company’s finite-lived intangible assets was recorded as follows:

	Three Months Ended September 30,				Nine Months Ended September 30,
	2024		2023		2024		2023
Amortization of intangible assets	$	16.3	$	16.3	$	48.8	$	49.4