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Fair Value Measurements and Fair Value of Financial Instruments - Schedule of Cash Equivalents and Short-term Investments (Details) - USD ($) $ in Thousands | Mar. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost Basis | $ 43,744 | $ 21,541
Unrealized Gains | 0 | 4
Unrealized Losses | (24) | (19)
Estimated Fair Value | 43,720 | 21,526
Less: cash equivalents, amortized cost basis | (139,451) | (70,972)
Less: cash equivalents, unrealized gains | 0 | 0
Less: cash equivalents, unrealized losses | 65 | 33
Less: cash equivalents, estimated fair value | (139,386) | (70,939)
Money market funds | Level 1: |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost Basis | 5,333 | 10,204
Unrealized Gains | 0 | 0
Unrealized Losses | 0 | 0
Estimated Fair Value | 5,333 | 10,204
Commercial paper | Level 2: |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost Basis | 142,377 | 64,693
Unrealized Gains | 0 | 0
Unrealized Losses | (78) | (35)
Estimated Fair Value | 142,299 | 64,658
U.S. government and agency securities | Level 2: |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost Basis | 35,485 | 17,616
Unrealized Gains | 0 | 4
Unrealized Losses | (11) | (17)
Estimated Fair Value | 35,474 | 17,603
Total cash equivalents and short-term investments |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost Basis | 183,195 | 92,513
Unrealized Gains | 0 | 4
Unrealized Losses | (89) | (52)
Estimated Fair Value | $ 183,106 | $ 92,465

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