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v3.23.3

Investments - Additional Information (Details) $ in Millions | 9 Months Ended |
--- | --- | ---
Sep. 30, 2023 USD ($) Security | Dec. 31, 2022 USD ($) Security
Debt Securities, Available-for-sale [Line Items] |  |
Available-for-sale Debt Securities | $ 29.3 | $ 28.8
Available-for-sale Debt Securities | 7.5 | $ 6.4
Equity investment in a non-consolidated subsidiary | $ 2.5 |
Number of securities in unrealized loss position | Security | 35 | 33
Proceeds from sale of investment in fixed maturity securities and maturing time deposits | $ 6.1 |
Payments to acquire investments | 6.2 |
Investments on deposit with the state insurance department | 4.2 |
U.S. Treasury securities, obligations of U.S. Government agencies and municipalities |  |
Debt Securities, Available-for-sale [Line Items] |  |
Available-for-sale Debt Securities | 24.5 | $ 21.0
Corporate Debt Securities |  |
Debt Securities, Available-for-sale [Line Items] |  |
Available-for-sale Debt Securities | 4.8 | 7.8
Bank Time Deposits |  |
Debt Securities, Available-for-sale [Line Items] |  |
Available-for-sale Debt Securities | $ 5.7 | $ 5.6

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