Stockholders' Equity - Summary of Reserved Shares of Common Stock (Details) - shares	Dec. 31, 2022	Dec. 31, 2021
Class of Stock [Line Items]
Common stock options granted and outstanding	5,890,869	3,771,516
Total common stock reserved for future issuance	10,989,684	8,535,790
Twenty Twenty One Equity Incentive Plan [Member]
Class of Stock [Line Items]
Total common stock reserved for future issuance	4,339,373	4,384,274
Twenty Twenty One Employee Stock Purchase Plan [Member]
Class of Stock [Line Items]
Shares available for future issuance	759,442	380,000