Collaborative and Licensing Agreements - Additional Information (Detail) - Endo Pharmaceuticals Inc [Member] $ in Millions |
6 Months Ended |
|---|---|
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Jun. 30, 2025
USD ($)
| |
| Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items] | |
| Royalty terms | first commercial sale of the product in that country and extends until the later of the expiration, unenforceability or invalidation of the last valid claim of any licensed patent or application covering the licensed product in the country or the expiration of 10 years after the first commercial sale of the licensed product in the country, which period is referred to as the royalty term. Upon the expiration of the royalty term for a product in a country |
| Completion Of Stage One [Member] | |
| Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items] | |
| Milestone payments to be paid | $ 0.3 |
| Completion Of Stage Two [Member] | |
| Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items] | |
| Milestone payments to be paid | $ 0.8 |