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Fair Value Measurement - Summary of Financial Instruments Recorded at Fair Value on Recurring Basis (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Total marketable securities, fair value	$ 217,609	$ 3,000
U.S. Treasury securities
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Total marketable securities, fair value	157,277
Certificates of deposit
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Total marketable securities, fair value	6,490	3,000
Corporate debt securities
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Total marketable securities, fair value	36,327
Commercial paper
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Total marketable securities, fair value	11,620
Asset-backed securities
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Total marketable securities, fair value	5,895
Fair Value Measurements Recurring
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Total cash equivalents and marketable securities	368,688	5,027
Fair Value Measurements Recurring | Level 1
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Total cash equivalents and marketable securities	151,079	5,027
Fair Value Measurements Recurring | Level 2
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Total cash equivalents and marketable securities	217,609	0
Fair Value Measurements Recurring | Level 3
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Total cash equivalents and marketable securities	0	0
Fair Value Measurements Recurring | Money market mutual funds
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Money market funds, fair value	151,079	2,027
Fair Value Measurements Recurring | Money market mutual funds | Level 1
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Money market funds, fair value	151,079	2,027
Fair Value Measurements Recurring | Money market mutual funds | Level 2
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Money market funds, fair value	0	0
Fair Value Measurements Recurring | Money market mutual funds | Level 3
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Money market funds, fair value	0	0
Fair Value Measurements Recurring | U.S. Treasury securities
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Total marketable securities, fair value	157,277
Fair Value Measurements Recurring | U.S. Treasury securities | Level 1
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Total marketable securities, fair value	0
Fair Value Measurements Recurring | U.S. Treasury securities | Level 2
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Total marketable securities, fair value	157,277
Fair Value Measurements Recurring | U.S. Treasury securities | Level 3
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Total marketable securities, fair value	0
Fair Value Measurements Recurring | Certificates of deposit
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Total marketable securities, fair value	6,490	3,000
Fair Value Measurements Recurring | Certificates of deposit | Level 1
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Total marketable securities, fair value	0	3,000
Fair Value Measurements Recurring | Certificates of deposit | Level 2
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Total marketable securities, fair value	6,490	0
Fair Value Measurements Recurring | Certificates of deposit | Level 3
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Total marketable securities, fair value	0	$ 0
Fair Value Measurements Recurring | Corporate debt securities
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Total marketable securities, fair value	36,327
Fair Value Measurements Recurring | Corporate debt securities | Level 1
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Total marketable securities, fair value	0
Fair Value Measurements Recurring | Corporate debt securities | Level 2
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Total marketable securities, fair value	36,327
Fair Value Measurements Recurring | Corporate debt securities | Level 3
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Total marketable securities, fair value	0
Fair Value Measurements Recurring | Commercial paper
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Total marketable securities, fair value	11,620
Fair Value Measurements Recurring | Commercial paper | Level 1
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Total marketable securities, fair value	0
Fair Value Measurements Recurring | Commercial paper | Level 2
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Total marketable securities, fair value	11,620
Fair Value Measurements Recurring | Commercial paper | Level 3
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Total marketable securities, fair value	0
Fair Value Measurements Recurring | Asset-backed securities
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Total marketable securities, fair value	5,895
Fair Value Measurements Recurring | Asset-backed securities | Level 1
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Total marketable securities, fair value	0
Fair Value Measurements Recurring | Asset-backed securities | Level 2
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Total marketable securities, fair value	5,895
Fair Value Measurements Recurring | Asset-backed securities | Level 3
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Total marketable securities, fair value	$ 0

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Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), classified as current.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 30
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-URI http://asc.fasb.org/extlink&oid=124258926&loc=SL82898722-210454

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