For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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Summary of Significant Accounting Policies - Concentration of Credit Risk and Significant Customers and Suppliers (Details) - Revenue - Customer concentration	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Combined Rockefeller University and Gilead Sciences
Concentration risk
Concentration risk (as a percent)	88.00%	85.00%
Combined Rockefeller and Duke University
Concentration risk
Concentration risk (as a percent)			74.00%