Warrants (Tables)

9 Months Ended

Sep. 30, 2020

Equity [Abstract]

Summary of Warrants Issued and Outstanding

Warrants issued and outstanding as of December 31, 2019 were as follows:

Warrants to Purchase Stock	Number of Warrants Issued and Outstanding		Issue Date	Expiration Date	Exercise Price
Common stock		31,857	July10,2015	July10, 2025	$	0.79
Series C redeemable convertible preferred stock		59,276	May 29, 2018	May 29, 2028	$	11.52
Total		91,133