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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 | Mar. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Marketable Securities [Line Items] |  |
Amortized Cost | $ 501,515 | $ 544,881
Gross Unrealized Gains | 2 | 240
Gross Unrealized Losses | (406) | (334)
Fair Value | 501,111 | 544,787
Classified as: |  |
Fair Value | 501,111 | 544,787
Cash equivalents |  |
Marketable Securities [Line Items] |  |
Fair Value | 101,996 | 127,705
Classified as: |  |
Fair Value | 101,996 | 127,705
Marketable securities |  |
Marketable Securities [Line Items] |  |
Fair Value | 399,115 | 400,576
Classified as: |  |
Fair Value | 399,115 | 400,576
Marketable securities, non-current |  |
Marketable Securities [Line Items] |  |
Fair Value | 0 | 16,506
Classified as: |  |
Fair Value | 0 | 16,506
Money market funds |  |
Marketable Securities [Line Items] |  |
Amortized Cost | 50,808 | 62,075
Gross Unrealized Gains | 0 | 0
Gross Unrealized Losses | 0 | 0
Fair Value | 50,808 | 62,075
Classified as: |  |
Fair Value | 50,808 | 62,075
U.S. Treasury securities |  |
Marketable Securities [Line Items] |  |
Amortized Cost | 343,389 | 374,214
Gross Unrealized Gains | 2 | 237
Gross Unrealized Losses | (197) | (95)
Fair Value | 343,194 | 374,356
Classified as: |  |
Fair Value | 343,194 | 374,356
U.S. government agency securities |  |
Marketable Securities [Line Items] |  |
Amortized Cost | 38,566 | 48,924
Gross Unrealized Gains | 0 | 3
Gross Unrealized Losses | (139) | (177)
Fair Value | 38,427 | 48,750
Classified as: |  |
Fair Value | 38,427 | 48,750
Corporate debt securities |  |
Marketable Securities [Line Items] |  |
Amortized Cost | 68,752 | 59,668
Gross Unrealized Gains | 0 | 0
Gross Unrealized Losses | (70) | (62)
Fair Value | 68,682 | 59,606
Classified as: |  |
Fair Value | $ 68,682 | $ 59,606

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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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