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Investments - Investment Income (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022
Net Investment Income |  |  |  |
Investment income | $ 2,764 | $ 1,957 | $ 5,427 | $ 3,531
Investment expenses | (72) | (118) | (146) | (288)
Net investment income | 2,692 | 1,839 | 5,281 | 3,243
Fixed Maturities |  |  |  |
Net Investment Income |  |  |  |
Investment income | 1,224 | 1,583 | 2,496 | 3,014
Equity Securities |  |  |  |
Net Investment Income |  |  |  |
Investment income | 0 | 62 | 81 | 128
Cash and cash equivalents |  |  |  |
Net Investment Income |  |  |  |
Investment income | 1,624 | 195 | 2,928 | 217
Other Investments |  |  |  |
Net Investment Income |  |  |  |
Investment income | $ (84) | $ 117 | $ (78) | $ 172

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