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Fair Value Measurements and Fair Value of Financial Instruments (Tables) | 3 Months Ended
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Mar. 31, 2024
Fair Value Disclosures [Abstract] |
Schedule of Cash Equivalents and Short-term Investments | The following is a summary of the Company’s cash equivalents and short-term investments:
| March 31, 2024
| Amortized Cost Basis |  | Unrealized Gains |  | Unrealized Losses |  | Estimated Fair Value
| (In thousands)
Level 1: |  |  |  |  |  |  |
Money market funds | $ | 5,333 |  |  | $ | — |  |  | $ | — |  |  | $ | 5,333 |
Level 2: |  |  |  |  |  |  |
Commercial paper | 142,377 |  |  | — |  |  | (78) |  |  | 142,299 |
U.S. government and agency securities | 35,485 |  |  | — |  |  | (11) |  |  | 35,474 |
Total cash equivalents and short-term investments | 183,195 |  |  | — |  |  | (89) |  |  | 183,106 |
Less: Cash equivalents | (139,451) |  |  | — |  |  | 65 |  |  | (139,386) |
Total short-term investments | $ | 43,744 |  |  | $ | — |  |  | $ | (24) |  |  | $ | 43,720 |
| December 31, 2023
| Amortized Cost Basis |  | Unrealized Gains |  | Unrealized Losses |  | Estimated Fair Value
| (In thousands)
Level 1: |  |  |  |  |  |  |
Money market funds | $ | 10,204 |  |  | $ | — |  |  | $ | — |  |  | $ | 10,204 |
Level 2: |  |  |  |  |  |  |
Commercial paper | 64,693 |  |  | — |  |  | (35) |  |  | 64,658 |
U.S. government and agency securities | 17,616 |  |  | 4 |  |  | (17) |  |  | 17,603 |
Total cash equivalents and short-term investments | 92,513 |  |  | 4 |  |  | (52) |  |  | 92,465 |
Less: Cash equivalents | (70,972) |  |  | — |  |  | 33 |  |  | (70,939) |
Total short-term investments | $ | 21,541 |  |  | $ | 4 |  |  | $ | (19) |  |  | $ | 21,526 |

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- Definition Tabular disclosure of the components of cash, cash equivalents, and investments. + References No definition available. + Details
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