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Investment Securities (Details) $ in Millions | Mar. 31, 2022 USD ($) | Dec. 31, 2021
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Investments, Debt and Equity Securities [Abstract] |  |
Fair market value, less than 12 months, number of investments | 76 | 43
Fair market value, less than 12 months | $ 73.6 |
Fair market value, 12 months or longer, number of investments | 34 |
Fair market value, 12 months or longer | $ 30.5 |

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- Definition Investments with fair market value in continuous unrealized loss position for less than twelve months. + References No definition available. + Details
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- Definition Investments with fair market value In continuous unrealized loss position twelve months or longer. + References No definition available. + Details
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- Definition Number of investment in continuous unrealized loss position twelve months or longer. + References No definition available. + Details
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- Definition Number of investments in continuous unrealized loss position, less than twelve months. + References No definition available. + Details
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- References No definition available. + Details
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