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Investments (Tables) | 3 Months Ended
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Mar. 31, 2025
Investments, Debt and Equity Securities [Abstract] |
Schedule of Available-for-Sale Marketable Securities | The Company’s portfolio of available-for-sale marketable securities consists of the following:
| March 31, 2025
| Amortized Cost |  | Gross unrealized |  | Estimated Fair Value
(In thousands) |  | Gains |  | Losses |
Available-for-sale securities, current portion |  |  |  |  |  |  |
U.S. government securities | $ | 6,509 |  |  | $ | 3 |  |  | $ | - |  |  | $ | 6,512 |
Corporate debt securities | 11,638 |  |  | 13 |  |  | (1) |  |  | 11,650 |
Other debt securities | 3,472 |  |  | 2 |  |  | (1) |  |  | 3,473 |
Total short-term | 21,619 |  |  | 18 |  |  | (2) |  |  | 21,635 |
Available-for-sale securities, long-term |  |  |  |  |  |  |
U.S. government securities | 1,779 |  |  | 7 |  |  | - |  |  | 1,786 |
Corporate debt securities | 12,631 |  |  | 14 |  |  | (4) |  |  | 12,641 |
Other debt securities | 4,628 |  |  | 3 |  |  | (3) |  |  | 4,628 |
Total long-term | 19,038 |  |  | 24 |  |  | (7) |  |  | 19,055 |
Total marketable securities | $ | 40,657 |  |  | $ | 42 |  |  | $ | (9) |  |  | $ | 40,690 |
| December 31, 2024
| Amortized Cost |  | Gross unrealized |  | Estimated Fair Value
(In thousands) |  | Gains |  | Losses |
Available-for-sale securities, current portion |  |  |  |  |  |  |
U.S. government securities | $ | 1,493 |  |  | $ | 1 |  |  | $ | - |  |  | $ | 1,494 |
Corporate debt securities | 5,775 |  |  | 14 |  |  | (1) |  |  | 5,788 |
Other debt securities | 1,912 |  |  | 4 |  |  | - |  |  | 1,916 |
Total short-term | 9,180 |  |  | 19 |  |  | (1) |  |  | 9,198 |
Available-for-sale securities, long-term |  |  |  |  |  |  |
Corporate debt securities | 3,210 |  |  | 4 |  |  | (2) |  |  | 3,212 |
Other debt securities | 1,412 |  |  | 5 |  |  | (1) |  |  | 1,416 |
Total long-term | 4,622 |  |  | 9 |  |  | (3) |  |  | 4,628 |
Total marketable securities | $ | 13,802 |  |  | $ | 28 |  |  | $ | (4) |  |  | $ | 13,826 |
| March 31, 2025
(In thousands) | Amortized Cost |  | Estimated Fair Value
Due in one year or less | $ | 21,619 |  |  | $ | 21,636 |
Due after one year through five years | 19,038 |  |  | 19,054 |
Total | $ | 40,657 |  |  | $ | 40,690 |
Schedule of Debt Securities, Available-for-Sale, Unrealized Loss Position, Fair Value | The following tables present information about the available-for-sale investments that had been in a continuous unrealized loss position for less than 12 months:
| March 31, 2025
| Less than 12 months |  | Total
(In thousands) | Fair Value |  | Unrealized Losses |  | Fair Value |  | Unrealized Losses
Corporate debt securities | $ | 4,913 |  |  | $ | (4) |  |  | $ | 4,913 |  |  | $ | (4) |
Other debt securities | 5,082 |  |  | (2) |  |  | 5,082 |  |  | (2) |
Total | $ | 9,995 |  |  | $ | (6) |  |  | $ | 9,995 |  |  | $ | (6) |
| December 31, 2024
| Less than 12 months |  | Total
(In thousands) | Fair Value |  | Unrealized Losses |  | Fair Value |  | Unrealized Losses
Corporate debt securities | $ | 2,091 |  |  | $ | (3) |  |  | $ | 2,091 |  |  | $ | (3) |
Other debt securities | 1,030 |  |  | (1) |  |  | 1,030 |  |  | (1) |
Total | $ | 3,121 |  |  | $ | (4) |  |  | $ | 3,121 |  |  | $ | (4) |

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