Intangible assets and goodwill (Tables)

12 Months Ended

Dec. 31, 2022

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Finite-Lived Intangible Assets

The Company's intangible assets consist of products acquired via business combinations or asset acquisitions. Components of the Company’s intangible assets, excluding goodwill, consisted of the following:

		December 31, 2022						December 31, 2021
	Weighted Average Useful Life in Years	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
Products (1)(2)	14.4	$	982.1	$	253.3	$	728.8	$	798.0	$	193.5	$	604.5
Customer relationships	0.0	28.6		28.6		—		28.6		28.6		—
CDMO	0.0	5.5		5.5		—		5.5		5.4		0.1
Total intangible assets	14.4	$	1,016.2	$	287.4	$	728.8	$	832.1	$	227.5	$	604.6
(1) During the year ended December 31, 2022, the Company acquired certain assets through asset acquisitions, and the related intangible assets were assigned to the "Products" asset type, of which $156.9 million was related to the Transaction.
(2) During the year ended December 31, 2022, the Company acquired certain assets through a royalty settlement, and the related intangible assets of $21.8 million were assigned to the "Products" asset type.

Summary of Future Amortization Expense

The Company estimates its future amortization expense for our intangible assets as follows:

Year	As of December 31, 2022
2023	$	71.5
2024	71.5
2025	71.5
2026	70.2
2027	67.0
Thereafter	377.1
Total remaining amortization	$	728.8

Summary of Goodwill

The table below summarizes the changes in the carrying amount of goodwill by reportable segment:

	Products (1)		Services (2)		Total
Balance at December 31, 2020	$	260.0	$	6.7	$	266.7
Goodwill impairment	(41.7)		—		(41.7)
Foreign currency translation adjustment	(0.1)		—		(0.1)
Balance at December 31, 2021	$	218.2	$	6.7	$	224.9
Goodwill impairment	—		(6.7)		(6.7)
Foreign currency translation adjustment	—		—		—
Balance at December 31, 2022	$	218.2	$	—	$	218.2
(1) Amounts for the Company's Products segment include gross carrying values of $259.9 million as of December 31, 2022 and 2021, and $260.0 million as of December 31, 2020, and accumulated impairment losses of $41.7 million representing the aggregate impairment charges for the years ended December 31, 2022, 2021 and 2020.
(2) Amounts for the Company's Services segment include gross carrying values of $6.7 million as of December 31, 2022, 2021, and 2020, and accumulated impairment losses of $6.7 million representing the aggregate impairment charges for the year ended December 31, 2022.