Subsequent Events - Additional Information (Details) - Sanofi Agreement	1 Months Ended	6 Months Ended
Aug. 31, 2021	Jun. 30, 2021
Subsequent Event [Line Items]
Percentage of reimbursement of costs and expenses		50.00%
Subsequent Event
Subsequent Event [Line Items]
Percentage of reimbursement of costs and expenses	50.00%

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