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Marketable Securities (Tables) | 12 Months Ended
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Dec. 31, 2023
Investments, Debt and Equity Securities [Abstract] |
Schedule of Available-for-sale Securities | The following tables show the Company’s available-for-sale securities’ adjusted cost, gross unrealized gains, gross unrealized losses and fair value by significant investment category as of December 31, 2023 and 2022, respectively:
|  | 2023
Marketable Securities: |  | Adjusted Cost |  | Unrealized Gains |  | Unrealized Losses |  | Fair Value
Government securities - U.S. |  | $ | 72,990 |  |  | $ | 954 |  |  | $ | — |  |  | $ | 73,944 |
Total |  | $ | 72,990 |  |  | $ | 954 |  |  | $ | — |  |  | $ | 73,944 |
|  | 2022
Marketable Securities: |  | Adjusted Cost |  | Unrealized Gains |  | Unrealized Losses |  | Fair Value
Mutual and money market funds |  | $ | 24,407 |  |  | $ | — |  |  | $ | (1,889) |  |  | $ | 22,518 |
Total |  | $ | 24,407 |  |  | $ | — |  |  | $ | (1,889) |  |  | $ | 22,518 |
Investments Classified by Contractual Maturity Date | The following table summarizes the estimated fair value of the Company’s investments in marketable debt securities, accounted for as available-for-sale debt securities and classified by the contractual maturity date of the securities as of December 31, 2023:
|  | Maturities
Marketable Debt Securities: |  | Less than 1 Year |  | 1-5 Years |  | 5-10 Years |  | Greater than 10 Years |  | Total
Government securities - U.S. |  | $ | 73,944 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 73,944 |
Total |  | $ | 73,944 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 73,944 |

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