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Common Stock - Common Stock Reserved for Future Issuance (Details) - shares	Mar. 31, 2022	Dec. 31, 2021	Jun. 09, 2021
Class of Stock [Line Items]
Stock options issued and outstanding (in shares)	9,971,247	8,550,076	7,106,767
Total shares of common stock reserved (in shares)	31,581,053	24,276,439
2021 Equity Incentive Plan
Class of Stock [Line Items]
Shares available for grant under equity plan (in shares)	19,121,876	14,481,463
2021 Employee Stock Purchase Plan
Class of Stock [Line Items]
Shares available for grant under equity plan (in shares)	2,487,930	1,244,900

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Aggregate number of common shares reserved for future issuance.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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-Topic 718
-SubTopic 10
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Number of options outstanding, including both vested and non-vested options.

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