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Cash Equivalents | 3 Months Ended
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Mar. 31, 2022
Cash Equivalents [Abstract] |
Cash Equivalents | 3. Cash Equivalents The following is a summary of cash equivalents (in thousands):
|  |  |  | Unrealized |  | Estimated
|  |  |  | Holding |  | Market
March 31, 2022 | Cost Basis |  | Gains |  | Value
Cash equivalents: |  |  |  |  |  |  |  |
Money market funds | $ | 10,018 |  | $ | -- |  | $ | 10,018
Total assets | $ | 10,018 |  | $ | -- |  | $ | 10,018
|  |  |  | Unrealized |  | Estimated
|  |  |  | Holding |  | Market
December 31, 2021 | Cost Basis |  | Gains |  | Value
Cash equivalents: |  |  |  |  |  |  |  |
Money market funds | $ | 10,015 |  | $ | -- |  | $ | 10,015
Total assets | $ | 10,015 |  | $ | -- |  | $ | 10,015
There were no gross realized gains or losses on cash equivalents for the three months ended March 31, 2022 and 2021.

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- References No definition available. + Details
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- Definition The entire disclosure of cash, cash equivalents, and debt and equity securities, including any unrealized or realized gain (loss). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -URI http://asc.fasb.org/topic&trid=2196928 + Details
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