Fair Value Measurements - Schedule of Assets Measured at Fair Value on Recurring Basis (Details) - Fair Value, Recurring - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Restricted cash	$ 5,825	$ 5,811
Total	747,091	439,152
Money Market Fund
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Cash equivalents	50,248	78,010
US government agencies
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Marketable securities, current	106,672	114,384
Marketable securities, non-current	36,278	28,307
Commercial Paper
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Cash equivalents		997
Corporate Bonds
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Cash equivalents	19,666
Marketable securities, current	153,157	127,278
Marketable securities, non-current	167,746	33,127
US Treasuries
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Cash equivalents	19,928	27,985
Marketable securities, current	167,206	23,253
Marketable securities, non-current	20,365
Level 1
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Restricted cash	5,825	5,811
Total	283,238	136,056
Level 1 \| Money Market Fund
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Cash equivalents	50,248	78,010
Level 1 \| Commercial Paper
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Cash equivalents		997
Level 1 \| Corporate Bonds
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Cash equivalents	19,666
Level 1 \| US Treasuries
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Cash equivalents	19,928	27,985
Marketable securities, current	167,206	23,253
Marketable securities, non-current	20,365
Level 2
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Total	463,853	303,096
Level 2 \| US government agencies
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Marketable securities, current	106,672	114,384
Marketable securities, non-current	36,278	28,307
Level 2 \| Corporate Bonds
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Marketable securities, current	153,157	127,278
Marketable securities, non-current	$ 167,746	$ 33,127

Restricted cash fair value.

No definition available.

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- 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
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482106/820-10-50-2

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- Definition

Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

+ References

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

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- Definition

Amount of investment in marketable security, classified as current.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(2))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1

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- Definition

Amount of investment in marketable security, classified as noncurrent.

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