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Investments (Tables) | 12 Months Ended
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Dec. 31, 2023
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:
| December 31, 2023
| Amortized Cost |  | Gross unrealized |  | Estimated Fair Value
(In thousands) |  | Gains |  | Losses |
Available-for-sale securities, current portion |  |  |  |  |  |  |
U.S. government securities | $ | 5,169 |  |  | $ | 1 |  |  | $ | — |  |  | $ | 5,170 |
Corporate debt securities | 9,673 |  |  | 5 |  |  | (4) |  |  | 9,674 |
Other debt securities | 1,443 |  |  | 1 |  |  | — |  |  | 1,444 |
Total short-term | 16,285 |  |  | 7 |  |  | (4) |  |  | 16,288 |
Available-for-sale securities, long-term |  |  |  |  |  |  |
Other debt securities | 545 |  |  | 3 |  |  | — |  |  | 548 |
Total available-for-sale securities | $ | 16,830 |  |  | $ | 10 |  |  | $ | (4) |  |  | $ | 16,836 |
(In thousands) | Amortized Cost |  | Estimated Fair Value
Due in one year or less | $ | 16,285 |  |  | $ | 16,288 |
Due after one year through five years | 545 |  |  | 548 |
Total | $ | 16,830 |  |  | $ | 16,836 |

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