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Stockholders' Equity (Details) - shares	Mar. 31, 2022	Dec. 31, 2021
Class of Stock [Line Items]
Total number of shares reserved for issuance (in shares)	13,335,815	10,800,658
Shares of common stock subject to outstanding options
Class of Stock [Line Items]
Options issued and outstanding (in shares)	5,997,843	4,892,164
Shares available for issuance (in shares)	5,929,676	4,418,364
Employee stock purchase plan
Class of Stock [Line Items]
Shares available for issuance (in shares)	1,408,296	1,490,130

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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
-Subparagraph (SX 210.5-02.29)
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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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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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
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Number of options outstanding, including both vested and non-vested options.

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