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Intangible Assets - Schedule of Intangible Assets (Details) - USD ($) $ in Millions | 9 Months Ended |
--- | --- | ---
Sep. 30, 2022 | Dec. 31, 2021
Finite-Lived Intangible Assets, Net [Abstract] |  |
Gross Carrying Amount | $ 824.2 | $ 29.3
Accumulated Amortization | (20.1) | (22.6)
Net Carrying Amount | $ 804.1 | 6.7
Acquired product rights - Libtayo |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |
Estimated Life (in years) | 13 years |
Finite-Lived Intangible Assets, Net [Abstract] |  |
Gross Carrying Amount | $ 814.2 | 0.0
Accumulated Amortization | (15.3) | 0.0
Net Carrying Amount | 798.9 | 0.0
Other intangibles |  |
Finite-Lived Intangible Assets, Net [Abstract] |  |
Gross Carrying Amount | 10.0 | 29.3
Accumulated Amortization | (4.8) | (22.6)
Net Carrying Amount | $ 5.2 | $ 6.7
Other intangibles | Minimum |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |
Estimated Life (in years) | 5 years |
Other intangibles | Maximum |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |
Estimated Life (in years) | 8 years |

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