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FINANCIAL INSTRUMENTS (Tables) | 3 Months Ended
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Mar. 31, 2026
Investments, All Other Investments [Abstract] |
Schedule of Cash Equivalents, Restricted Cash and Marketable Securities | Cash equivalents, restricted cash and marketable securities by security type at March 31, 2026 were as follows:
(in thousands) |  | Amortized Cost |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Fair Value
Included in cash and cash equivalents: |  |  |  |  |  |  |  |
Money market funds |  | $ | 43,727 |  |  | $ | — |  |  | $ | — |  |  | $ | 43,727 |
Commercial paper |  | 4,995 |  |  | — |  |  | — |  |  | 4,995 |
|  | $ | 48,722 |  |  | $ | — |  |  | $ | — |  |  | $ | 48,722 |
Restricted cash: |  |  |  |  |  |  |  |
Money market fund |  | $ | 1,610 |  |  | $ | — |  |  | $ | — |  |  | $ | 1,610 |
Certificate of deposit |  | 274 |  |  | — |  |  | — |  |  | 274 |
|  | $ | 1,884 |  |  | $ | — |  |  | $ | — |  |  | $ | 1,884 |
Marketable securities: |  |  |  |  |  |  |  |
U.S. Treasury securities (due in less than one year) |  | $ | 14,980 |  |  | $ | 5 |  |  | $ | — |  |  | $ | 14,985 |
Municipal securities (due in less than one year) |  | 10,023 |  |  | 1 |  |  | (2) |  |  | 10,022 |
Municipal securities (due in one to two years) |  | 2,024 |  |  | — |  |  | (7) |  |  | 2,017 |
Government-sponsored enterprise securities (due in less than one year) |  | 2,960 |  |  | — |  |  | (1) |  |  | 2,959 |
Commercial paper (due in less than one year) |  | 66,584 |  |  | 5 |  |  | (28) |  |  | 66,561 |
Corporate notes (due in less than one year) |  | 149,086 |  |  | 23 |  |  | (130) |  |  | 148,979 |
Corporate notes (due in one to two years) |  | 24,716 |  |  | — |  |  | (47) |  |  | 24,669 |
|  | $ | 270,373 |  |  | $ | 34 |  |  | $ | (215) |  |  | $ | 270,192 |
Cash equivalents, restricted cash and marketable securities by security type at December 31, 2025 were as follows:
(In thousands) |  | Amortized Cost |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Fair Value
Included in cash and cash equivalents: |  |  |  |  |  |  |  |
Money market funds |  | $ | 48,950 |  |  | $ | 1 |  |  | $ | — |  |  | $ | 48,951 |
Commercial paper |  | 4,979 |  |  | — |  |  | — |  |  | 4,979 |
|  | $ | 53,929 |  |  | $ | 1 |  |  | $ | — |  |  | $ | 53,930 |
Restricted cash: |  |  |  |  |  |  |  |
Money market fund |  | $ | 1,606 |  |  | $ | — |  |  | $ | — |  |  | $ | 1,606 |
Certificate of deposit |  | 274 |  |  | — |  |  | — |  |  | 274 |
|  | $ | 1,880 |  |  | $ | — |  |  | $ | — |  |  | $ | 1,880 |
Marketable securities: |  |  |  |  |  |  |  |
U.S. Treasury securities (due in less than one year) |  | $ | 22,910 |  |  | $ | 41 |  |  | $ | — |  |  | $ | 22,951 |
Municipal securities (due in less than one year) |  | 10,032 |  |  | 9 |  |  | — |  |  | 10,041 |
Commercial paper (due in less than one year) |  | 79,354 |  |  | 49 |  |  | — |  |  | 79,403 |
Corporate notes (due in less than one year) |  | 167,805 |  |  | 175 |  |  | (16) |  |  | 167,964 |
Corporate notes (due in one to two years) |  | 41,316 |  |  | 11 |  |  | (38) |  |  | 41,289 |
|  | $ | 321,417 |  |  | $ | 285 |  |  | $ | (54) |  |  | $ | 321,648 |
Schedule of Cash Equivalents and Marketable Securities with Unrealized Losses | Cash equivalents and marketable securities with unrealized losses that have been in a continuous unrealized loss position for less than 12 months and 12 months or longer at March 31, 2026 and December 31, 2025 were as follows:
|  | Less Than 12 Months |  | 12 Months or Longer |  | Total
(In thousands) |  | Fair Value |  | Gross Unrealized Losses |  | Fair Value |  | Gross Unrealized Losses |  | Fair Value |  | Gross Unrealized Losses
As of March 31, 2026: |  |  |  |  |  |  |  |  |  |  |  |
Government-sponsored enterprise securities (due in less than one year) |  | $ | 2,959 |  |  | $ | (1) |  |  | $ | — |  |  | $ | — |  |  | $ | 2,959 |  |  | $ | (1) |
Municipal securities (due in less than one year) |  | 4,998 |  |  | (2) |  |  | — |  |  | — |  |  | 4,998 |  |  | (2) |
Municipal securities (due in one to two years) |  | 2,017 |  |  | (7) |  |  | — |  |  | — |  |  | 2,017 |  |  | (7) |
Commercial paper (cash equivalent) |  | 4,995 |  |  | — |  |  | — |  |  | — |  |  | 4,995 |  |  | — |
Commercial paper (due in less than one year) |  | 37,753 |  |  | (28) |  |  | — |  |  | — |  |  | 37,753 |  |  | (28) |
Corporate notes (due in less than one year) |  | 93,543 |  |  | (130) |  |  | — |  |  | — |  |  | 93,543 |  |  | (130) |
Corporate notes (due in one to two years) |  | 24,669 |  |  | (47) |  |  | — |  |  | — |  |  | 24,669 |  |  | (47) |
|  | $ | 170,934 |  |  | $ | (215) |  |  | $ | — |  |  | $ | — |  |  | $ | 170,934 |  |  | $ | (215) |
As of December 31, 2025: |  |  |  |  |  |  |  |  |  |  |  |
Corporate notes (due in less than one year) |  | 17,987 |  |  | (16) |  |  | — |  |  | — |  |  | 17,987 |  |  | (16) |
Corporate notes (due in one to two years) |  | 31,265 |  |  | (38) |  |  | — |  |  | — |  |  | 31,265 |  |  | (38) |
|  | $ | 49,252 |  |  | $ | (54) |  |  | $ | — |  |  | $ | — |  |  | $ | 49,252 |  |  | $ | (54) |

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