STRATEGIC ALLIANCE AND COLLABORATION WITH SERVIER (Tables)

6 Months Ended

Jun. 30, 2020

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Components of Collaboration Revenue

Collaboration revenue under the Servier Collaboration Agreement consisted of the following:

	Three Months Ended June 30,				Six Months Ended June 30,
	2020		2019		2020		2019
	(in thousands)
Research and development reimbursable costs	$	—	$	2,498	$	681	$	2,846