Commitments and Contingencies - Additional Information (Detail) - Mar. 31, 2025 $ in Millions |
USD ($) |
GBP (£) |
|---|---|---|
| Commitments And Contingencies Disclosure [Line Items] | ||
| Future contractual purchase obligation without consideration | $ 61.2 | |
| Regulatory Approval in Europe | ||
| Commitments And Contingencies Disclosure [Line Items] | ||
| Additional future contractual purchase obligations without consideration | 152.8 | |
| Further Indication for AMR101 | Potential Marketing Approval 1 | ||
| Commitments And Contingencies Disclosure [Line Items] | ||
| Aggregate stock or cash payment upon potential market approval | 6.5 | £ 5,000,000 |
| Further Indication for AMR101 | Potential Marketing Approval 2 | ||
| Commitments And Contingencies Disclosure [Line Items] | ||
| Aggregate stock or cash payment upon potential market approval | $ 6.5 | £ 5,000,000 |