Amount of revenue, fees and commissions earned from transactions between (a) a parent company and its subsidiaries; (b) subsidiaries of a common parent; (c) an entity and trusts for the benefit of employees, for example, but not limited to, pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management; (d) an entity and its principal, owners, management, or members of their immediate families; and (e) affiliates.

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Name:	us-gaap_RevenueFromRelatedParties
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Related-Party Transactions (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
dRX Capital AG \| Novartis Pharma AG
Related Party Transaction [Line Items]
Ownership percentage	50.00%		50.00%
Investor \| Pharmaceutical Products Development, LLC
Related Party Transaction [Line Items]
Revenue from related parties	$ 2.1	$ 3.6	$ 4.4	$ 8.0
Accounts receivable, related parties	$ 1.7		$ 1.7		$ 2.0
Investor \| AlloVir
Related Party Transaction [Line Items]
Revenue from related parties		0.3		0.3
Affiliated Entity \| Novartis Pharma AG
Related Party Transaction [Line Items]
Revenue from related parties		$ 0.2		$ 0.3