Fair Value Measurements - Additional information (Detail) $ in Millions	9 Months Ended
Sep. 30, 2023 USD ($)
Cash and Cash Equivalents [Line Items]
Research milestone payments	$ 25.0
Cash
Cash and Cash Equivalents [Line Items]
Research milestone payments	$ 0.9

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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