XML 56 R25.htm IDEA: XBRL DOCUMENT

Subsequent Events	12 Months Ended
Subsequent Events	Dec. 31, 2019
Subsequent Events [Abstract]
Subsequent Events	Subsequent Events Nestlé Health Science Development Agreement to develop CDX-7108 In January 2020, we and Nestlé Health Science entered into a development agreement pursuant to which we and Nestlé Health Science are collaborating to advance a lead candidate targeting a gastro-intestinal disorder discovered through our Strategic Collaboration Agreement into pre-clinical and early clinical studies. Concurrently, the Strategic Collaboration Agreement was extended through December 2021. See Note 5, "Collaborative Agreements" regarding the Strategic Collaboration Agreement.