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v3.22.1

U.S. Government Securities (Details) - USD ($) | Mar. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Investments, Debt and Equity Securities [Abstract] |  |
Gross unrealized gains | $ 2,500,000 |
Gross unrealized losses | 0 |
Carrying Value |  |
Due in less than 1 year | 127,157,000 |
TOTAL | 127,157,000 | $ 129,321,000
Fair Value |  |
Due in less than 1 year | 129,614,000 |
TOTAL | $ 129,614,000 |

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