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Commitments and Contingencies - Additional Information (Detail) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Dec. 31, 2021 | Jun. 30, 2020 | Jun. 30, 2022
Commitments And Contingencies [Line Items] |  |  |
Contingent payments upon achievement of certain development and regulatory activities and commercial sales and licensing milestones |  |  | $ 778.0
Purchase commitments and other minimum contractual obligations |  |  | $ 140.8
Early Stage Development Program | Third Party |  |  |
Commitments And Contingencies [Line Items] |  |  |
Contingent payments upon achievement of certain development and regulatory activities and commercial sales and licensing milestones | $ 381.5 | $ 225.0 |

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- Definition Commitments and contingencies. + References No definition available. + Details
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- Definition Contingent payments upon achievement of certain development and regulatory activities and commercial sales and licensing milestones. + References No definition available. + Details
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