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Fair Value Measurement - Summary of Financial Instruments Recorded at Fair Value on Recurring Basis (Details) - USD ($) $ in Thousands | Mar. 31, 2022 | Dec. 31, 2021
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Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Total marketable securities, fair value | $ 261,527 | $ 217,609
U.S. Treasury securities |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Total marketable securities, fair value | 194,739 | 157,277
Certificates of deposit |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Total marketable securities, fair value | 14,234 | 6,490
Corporate debt securities |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Total marketable securities, fair value | 32,712 | 36,327
Commercial paper |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Total marketable securities, fair value | 14,664 | 11,620
Asset-backed securities |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Total marketable securities, fair value | 5,178 | 5,895
Fair Value Measurements Recurring |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Total cash equivalents and marketable securities | 355,885 | 368,688
Fair Value Measurements Recurring | Level 1 |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Total cash equivalents and marketable securities | 94,358 | 151,079
Fair Value Measurements Recurring | Level 2 |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Total cash equivalents and marketable securities | 261,527 | 217,609
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 | 94,358 | 151,079
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 | 94,358 | 151,079
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 | 194,739 | 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 | 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 | 194,739 | 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 | 0
Fair Value Measurements Recurring | Certificates of deposit |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Total marketable securities, fair value | 14,234 | 6,490
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 | 0
Fair Value Measurements Recurring | Certificates of deposit | Level 2 |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Total marketable securities, fair value | 14,234 | 6,490
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 | 32,712 | 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 | 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 | 32,712 | 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 | 0
Fair Value Measurements Recurring | Commercial paper |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Total marketable securities, fair value | 14,664 | 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 | 0
Fair Value Measurements Recurring | Commercial paper | Level 2 |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Total marketable securities, fair value | 14,664 | 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 | 0
Fair Value Measurements Recurring | Asset-backed securities |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Total marketable securities, fair value | 5,178 | 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 | 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 | 5,178 | 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 | $ 0

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