Subsequent Events Subsequent events (Details) - Karyopharm - Subsequent Event $ in Millions	Jan. 31, 2018 USD ($)
Subsequent Event [Line Items]
Upfront And Milestone Payments Made To Collaborative Partner	$ 10.0
Estimated Additional Payments Upon Achievement Of Development And Commercial Milestones	$ 207.0

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.

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Balance Type:	na
Period Type:	duration