Collaboration, License and Research Agreements (Tables)

6 Months Ended

Jun. 30, 2021

Collaboration License And Research Agreements [Abstract]

Summary of Reconciliation of Deferred Revenue Related to Lilly Agreement

A reconciliation of the closing balance of deferred revenue related to the Lilly Agreement is as follows (in thousands):

Balance at December 31, 2020	$	15,840
Revenue recognized		(2,573	)
Balance at June 30, 2021	$	13,267