Subsequent events - Lease Surrender (Details) $ in Millions	Apr. 06, 2023 USD ($)
Subsequent events \| Office and laboratory space in Cambridge Massachusetts
Subsequent events
Lease termination fee payable	$ 0.3

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