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Cash Equivalents and Marketable Securities - Schedule of Fair Value and Amortized Cost of Cash Equivalents and Marketable Securities (Details) - USD ($) $ in Thousands | Jun. 30, 2023 | Dec. 31, 2022 | Jun. 30, 2022
--- | --- | --- | ---
Marketable Securities [Line Items] |  |  |
Amortized Cost | $ 224,372 | $ 123,554 | $ 205,739
Amortized Cost | 611,617 | 702,094 |
Gross Unrealized Gains | 31 | 4 |
Gross Unrealized Losses | (2,410) | (7,603) |
Fair Value | 609,238 | 694,495 |
Classified as: |  |  |
Cash equivalents | 200,910 | 107,780 |
Marketable securities | 371,376 | 516,598 |
Marketable securities, non-current | 36,952 | 70,117 |
Total cash equivalents and marketable securities | 609,238 | 694,495 |
U.S. Treasury securities |  |  |
Marketable Securities [Line Items] |  |  |
Amortized Cost | 292,610 | 277,056 |
Gross Unrealized Gains | 31 | 0 |
Gross Unrealized Losses | (1,352) | (5,257) |
Fair Value | 291,289 | 271,799 |
U.S. government agency securities |  |  |
Marketable Securities [Line Items] |  |  |
Amortized Cost | 95,331 | 135,460 |
Gross Unrealized Gains | 0 | 1 |
Gross Unrealized Losses | (820) | (1,416) |
Fair Value | 94,511 | 134,045 |
Corporate debt securities |  |  |
Marketable Securities [Line Items] |  |  |
Amortized Cost | 106,706 | 221,608 |
Gross Unrealized Gains | 0 | 3 |
Gross Unrealized Losses | (238) | (930) |
Fair Value | 106,468 | 220,681 |
Money market funds |  |  |
Marketable Securities [Line Items] |  |  |
Amortized Cost | 116,970 | 67,970 |
Fair Value | $ 116,970 | $ 67,970 |

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- Definition Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-2 + Details
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