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Subsequent Events - Additional Information (Detail) $ in Millions |  | 1 Months Ended
--- | --- | ---
Sep. 03, 2024 USD ($) Multiple | Sep. 30, 2023 USD ($) Multiple
Royalty Pharma [member] |  |
Disclosure of non-adjusting events after reporting period [line items] |  |
Funding received in exchange of royalty payments | $ |  | $ 150.0
Royalty payment ending period |  | Dec. 31, 2031
Royalty Pharma [member] | Bottom of range [member] |  |
Disclosure of non-adjusting events after reporting period [line items] |  |
Multiple of the purchase price were royalty payment will cease |  | 1.65
Royalty Pharma [member] | Top of range [member] |  |
Disclosure of non-adjusting events after reporting period [line items] |  |
Multiple of the purchase price were royalty payment will cease |  | 1.925
Events After Reporting Period [member] | Royalty Pharma [member] |  |
Disclosure of non-adjusting events after reporting period [line items] |  |
Funding received in exchange of royalty payments | $ | $ 150.0 |
Royalty payment ending period | Dec. 31, 2029 |
Events After Reporting Period [member] | Royalty Pharma [member] | Bottom of range [member] |  |
Disclosure of non-adjusting events after reporting period [line items] |  |
Multiple of the purchase price were royalty payment will cease | 1.65 |
Events After Reporting Period [member] | Royalty Pharma [member] | Top of range [member] |  |
Disclosure of non-adjusting events after reporting period [line items] |  |
Multiple of the purchase price were royalty payment will cease | 2 |
Events After Reporting Period [member] | U.S. YORVIPATH [member] |  |
Disclosure of non-adjusting events after reporting period [line items] |  |
Funding received | $ | $ 150.0 |
Revenue interest payment in percentage in exchange for funding | 3.00% |

X
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- Details
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