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Fair Value Measurements - Schedule of Assets Measured at Fair Value on Recurring Basis (Details) - Fair Value Measurements Recurring - USD ($) $ in Thousands		Mar. 31, 2023	Dec. 31, 2022
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Assets, Fair Value		$ 208,938	$ 228,223
U.S. Treasury Securities
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Assets, Fair Value		143,040	154,018
Certificates of deposit
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Assets, Fair Value		1,932	2,400
U.S. agency bonds
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Assets, Fair Value		4,976	4,965
Money Market Funds
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Assets, Fair Value	[1]	58,990	66,840
Level 1
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Assets, Fair Value		203,962	223,258
Level 1 | U.S. Treasury Securities
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Assets, Fair Value		143,040	154,018
Level 1 | Certificates of deposit
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Assets, Fair Value		1,932	2,400
Level 1 | U.S. agency bonds
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Assets, Fair Value		0	0
Level 1 | Money Market Funds
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Assets, Fair Value	[1]	58,990	66,840
Level 2
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Assets, Fair Value		4,976	4,965
Level 2 | U.S. Treasury Securities
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Assets, Fair Value		0	0
Level 2 | Certificates of deposit
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Assets, Fair Value		0	0
Level 2 | U.S. agency bonds
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Assets, Fair Value		4,976	4,965
Level 2 | Money Market Funds
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Assets, Fair Value	[1]	0	0
Level 3
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Assets, Fair Value		0	0
Level 3 | U.S. Treasury Securities
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Assets, Fair Value		0	0
Level 3 | Certificates of deposit
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Assets, Fair Value		0	0
Level 3 | U.S. agency bonds
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Assets, Fair Value		0	0
Level 3 | Money Market Funds
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Assets, Fair Value	[1]	0	0
Fair Value
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Assets, Fair Value		208,938	228,223
Fair Value | U.S. Treasury Securities
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Assets, Fair Value		143,040	154,018
Fair Value | Certificates of deposit
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Assets, Fair Value		1,932	2,400
Fair Value | U.S. agency bonds
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Assets, Fair Value		4,976	4,965
Fair Value | Money Market Funds
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Assets, Fair Value	[1]	$ 58,990	$ 66,840
[1] (1) Included in cash and cash equivalents in accompanying balance sheets.

X

- Definition

Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258

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- Definition

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