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Cash Equivalents (Tables) | 6 Months Ended
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Jun. 30, 2022
Cash and Cash Equivalents [Abstract] |
Summary of Cash Equivalents and Restricted Securities | The following is a summary of cash equivalents (in thousands):
June 30, 2022 |  | Cost Basis |  | Unrealized Holding Gains |  | Estimated Market Value
Cash equivalents: |  |  |  |  |  |
Money market funds |  | $ | 10,025 |  |  | $ | — |  |  | $ | 10,025 |
Total assets |  | $ | 10,025 |  |  | $ | — |  |  | $ | 10,025 |
December 31, 2021 |  | Cost Basis |  | Unrealized Holding Gains |  | Estimated Market Value
Cash equivalents: |  |  |  |  |  |
Money market funds |  | $ | 10,015 |  |  | $ | — |  |  | $ | 10,015 |
Total assets |  | $ | 10,015 |  |  | $ | — |  |  | $ | 10,015 |

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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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