Subsequent Event - Additional Information (Detail) - Service Agreements - Subsequent Event - Maximum $ in Millions	Jul. 31, 2021 USD ($)
Marzeptacog Alfa Activated
Subsequent Event [Line Items]
Cost of services as per agreement	$ 3.2
Dalcinonacog Alfa
Subsequent Event [Line Items]
Cost of services as per agreement	$ 6.5

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

No definition available.

Name:	us-gaap_SubsequentEventLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration