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v3.24.3

Investments and Fair Value Measurements - Schedule of Marketable Investments (Details) - USD ($) $ in Thousands | Sep. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Debt Securities, Available-for-sale [Line Items] |  |
Cost | $ 674,565 | $ 587,368
Gross Unrealized Gains | 1,178 | 283
Gross Unrealized Losses | (39) | (555)
Fair Value | 675,704 | 587,096
Certificates of deposit |  |
Debt Securities, Available-for-sale [Line Items] |  |
Cost | 1,545 | 1,463
Gross Unrealized Gains | 2 | 0
Gross Unrealized Losses | 0 | 0
Fair Value | 1,547 | 1,463
U.S. treasury securities |  |
Debt Securities, Available-for-sale [Line Items] |  |
Cost | 507,567 | 315,608
Gross Unrealized Gains | 841 | 191
Gross Unrealized Losses | (23) | (362)
Fair Value | 508,385 | 315,437
U.S. agency and government-sponsored securities |  |
Debt Securities, Available-for-sale [Line Items] |  |
Cost | 113,260 | 239,358
Gross Unrealized Gains | 40 | 78
Gross Unrealized Losses | (9) | (177)
Fair Value | 113,291 | 239,259
Commercial paper |  |
Debt Securities, Available-for-sale [Line Items] |  |
Cost | 9,947 | 17,382
Gross Unrealized Gains | 21 | 9
Gross Unrealized Losses | 0 | 0
Fair Value | 9,968 | 17,391
Municipal bonds |  |
Debt Securities, Available-for-sale [Line Items] |  |
Cost |  | 927
Gross Unrealized Gains |  | 1
Gross Unrealized Losses |  | 0
Fair Value |  | 928
Corporate bonds |  |
Debt Securities, Available-for-sale [Line Items] |  |
Cost | 42,246 | 12,630
Gross Unrealized Gains | 274 | 4
Gross Unrealized Losses | (7) | (16)
Fair Value | $ 42,513 | $ 12,618

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