Subsequent Events (Details) - EirGen Pharma Limited - Subsequent Event $ in Millions	May 05, 2020 USD ($)
Regulatory Milestones
Subsequent Event [Line Items]
Maximum milestone payments	$ 20
Sales Milestones
Subsequent Event [Line Items]
Maximum milestone payments	$ 210

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