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Collaboration Agreements, License Agreement and Revenues - Transaction Price Related to Consideration Received and Accounts Receivable Allocated to Performance Obligations along with Associated Deferred Revenue (Detail) - AstraZeneca Agreements [Member] - U.S./RoW and China [Member] $ in Millions | Jun. 30, 2025 USD ($)
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License [Member] |
Disaggregation of Revenue [Line Items] |
Total Consideration | $ 344.5
Product [Member] |
Disaggregation of Revenue [Line Items] |
Cumulative Revenue | 408.1
Co-development, information sharing & committee services [Member] |
Disaggregation of Revenue [Line Items] |
Total Consideration | 625.5
China performance obligation [Member] |
Disaggregation of Revenue [Line Items] |
Total Consideration | $ 551.1

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