Astellas Agreements (Tables)

12 Months Ended

Dec. 31, 2022

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Summary of Allocation for Transaction Price to the Three Performance Obligations

The following table summarizes the allocation of the transaction price to the three performance obligations at contract inception:

	Transaction Price Allocation
Option to obtain license for Rett	$	5,485
Option to obtain license for GAN		2,317
Rett research and development activities		28,257
Total	$	36,059