Development Derivative Liability (Tables)

12 Months Ended

Dec. 31, 2020

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Schedule of Development Derivative Liability

The following table presents activity for the development derivative liability during the year ended December 31, 2020 (in thousands):

	Development Derivative Liability
Balance at December 31, 2019	$	—
Initial payment, net of common stock warrants	2,075
Funding during the period	37,137
Change in fair value	12,507
Balance at December 31, 2020	$	51,719