Collaboration, License, and Other Agreements - Schedule of Accounts Receivable and Deferred Revenue Information, IO Collaboration (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Disaggregation of Revenue [Line Items]
Accounts receivable, net	$ 5,328.7	$ 6,036.5
Sanofi Collaboration Agreement, Immuno-oncology
Disaggregation of Revenue [Line Items]
Accounts receivable, net	0.0	22.5
Deferred revenue	0.0	16.0
Other Liabilities	$ 0.0	$ 276.1

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