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Investments (Narratives) (Details) - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Mar. 31, 2023
Insurance Regulatory Authorites: |  |  |
Assets held by insurance regulators | $ 21.2 |  | $ 23.4
Available for sale securities: |  |  |
Fair value of sold available for sale securites | 165.4 | $ 105.5 |
Available for sale securities, realized gains | 1.5 | 0.8 |
Available for sale securities, gross realized losses | 1.1 | $ 0.3 |
Other-than-temporary impairments | $ 225.0 |  |

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