Reinsurance - Variable Interest Entity (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Effects of Reinsurance [Line Items]
Assets	$ 6,331,679	$ 6,213,793
Home Re 2022-1
Effects of Reinsurance [Line Items]
Assets	454,943	473,575
Home Re 2021-2
Effects of Reinsurance [Line Items]
Assets	282,328	357,340
Home Re 2021-1
Effects of Reinsurance [Line Items]
Assets	209,384	285,039
Home Re 2020-1
Effects of Reinsurance [Line Items]
Assets	58,371	119,159
Home Re 2019-1
Effects of Reinsurance [Line Items]
Assets	208,146	208,146
Home Re 2018-1
Effects of Reinsurance [Line Items]
Assets	$ 89,405	$ 146,822

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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+ Details