Shareholders' Equity (Tables)

12 Months Ended

Dec. 31, 2021

Equity [Abstract]

Summary of Reserved Shares of Common Stock

As of December 31, 2021, we have reserved shares of common stock for the following:

Shares issuable upon the exercise of outstanding common stock options and the vesting of outstanding common restricted stock units granted	13,990,175
Shares available for future grant under the 2019 Equity Incentive Plan	22,299,923
Shares available for future grant under the Employee Stock Purchase Plan	2,804,298
Total shares of common stock reserved for future issuance	39,094,396