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Stockholders' Equity (Tables)
12 Months Ended
Dec. 31, 2022
Share-Based Payment Arrangement [Abstract]  
Summary of Pre-funded Warrants for Common Stock Issued and Outstanding

As of December 31, 2022, the following pre-funded warrants to purchase common stock were issued and outstanding:

 

Issue Date

 

Expiration Date

 

Exercise Price

 

 

Number of Warrants Outstanding

 

February 2019

 

None

 

$

0.0001

 

 

 

3,750,000

 

April 2020

 

None

 

$

0.0001

 

 

 

11,860,328

 

May 2022

 

None

 

$

0.0001

 

 

 

13,281,250

 

Total pre-funded warrants

 

 

 

 

 

 

 

28,891,578