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Reinsurance - Home Re Entities Total Assets (Details) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | --- | ---
Effects of Reinsurance [Line Items] |  |  |
Total assets | $ 6,538,380 | $ 6,213,793 |
Home Re 2023-1 |  |  |
Effects of Reinsurance [Line Items] |  |  |
Total assets | 330,277 |  |
Home Re 2022-1 |  |  |
Effects of Reinsurance [Line Items] |  |  |
Total assets | 427,279 | 473,575 |
Home Re 2021-2 |  |  |
Effects of Reinsurance [Line Items] |  |  |
Total assets | 174,431 | 357,340 | $ 398,429
Home Re 2021-1 |  |  |
Effects of Reinsurance [Line Items] |  |  |
Total assets | 118,043 | 285,039 | 398,848
Home Re 2020-1 |  |  |
Effects of Reinsurance [Line Items] |  |  |
Total assets | 41,846 | 119,159 | 251,387
Home Re 2019-1 |  |  |
Effects of Reinsurance [Line Items] |  |  |
Total assets | 21,039 | 208,146 | 208,146
Home Re 2018-1 |  |  |
Effects of Reinsurance [Line Items] |  |  |
Total assets | $ 73,872 | $ 146,822 | $ 218,343

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