Reinsurance - Variable Interest Entity (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Effects of Reinsurance [Line Items]
Assets	$ 6,535,246	$ 6,538,380
Home Re 2023-1
Effects of Reinsurance [Line Items]
Assets	330,277	330,277
Home Re 2022-1
Effects of Reinsurance [Line Items]
Assets	406,329	427,279
Home Re 2021-2
Effects of Reinsurance [Line Items]
Assets	172,990	174,431
Home Re 2021-1
Effects of Reinsurance [Line Items]
Assets	117,849	118,043
Home Re 2020-1
Effects of Reinsurance [Line Items]
Assets	0	41,846
Home Re 2019-1
Effects of Reinsurance [Line Items]
Assets	21,039	21,039
Home Re 2018-1
Effects of Reinsurance [Line Items]
Assets	$ 63,949	$ 73,872

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