Summary of Significant Accounting Policies - Summary of Useful Lives of Principal Classes of Assets (Detail) |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Mar. 31, 2025 |
|
| Computers and software [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Estimated useful life of asset | 3 years | |
| Office furniture and equipment [Member] | Minimum [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Estimated useful life of asset | 5 years | |
| Office furniture and equipment [Member] | Maximum [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Estimated useful life of asset | 12 years | |
| Laboratory Equipment [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Estimated useful life of asset | 5 years | |
| Leasehold improvement [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Estimated useful life of asset, description | Over the shorter of the expected remaining lease term or estimated useful life |