Reinsurance - Excess of Loss Reinsurance (Details) $ in Thousands										12 Months Ended
	Oct. 23, 2023 USD ($)	Apr. 01, 2023 USD ($)	Apr. 26, 2022 USD ($)	Apr. 01, 2022 USD ($)	Aug. 03, 2021 USD ($)	Feb. 02, 2021 USD ($)	Oct. 29, 2020 USD ($)	May 25, 2019 USD ($)	Oct. 30, 2018 USD ($)	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)
2023 Traditional XOL
Effects of Reinsurance [Line Items]
Amortization period excess of loss reinsurance coverage		10 years
Reinsurance Retention Policy, Initial Amount Retained		$ 70,578
Remaining First Layer Retention										$ 70,578
Remaining Excess of Loss Reinsurance Coverage (1)		$ 96,942								96,942
2022 Traditional XOL
Effects of Reinsurance [Line Items]
Amortization period excess of loss reinsurance coverage				10 years
Reinsurance Retention Policy, Initial Amount Retained				$ 82,523
Remaining First Layer Retention										82,346	$ 82,517
Remaining Excess of Loss Reinsurance Coverage (1)				$ 142,642						142,642	142,642
Home Re 2023-1
Effects of Reinsurance [Line Items]
Legal Maturity	10 years
Reinsurance Retention Policy, Initial Amount Retained	$ 272,961
Remaining First Layer Retention										272,961
Remaining Excess of Loss Reinsurance Coverage (1)	$ 330,277									$ 330,277
Reinsurance Retention Policy, Funding Percentage	0.97									0.97
Home Re 2022-1
Effects of Reinsurance [Line Items]
Legal Maturity			12 years 6 months
Reinsurance Retention Policy, Initial Amount Retained			$ 325,589
Remaining First Layer Retention										$ 325,001	325,576
Remaining Excess of Loss Reinsurance Coverage (1)			$ 473,575							$ 420,731	473,575
Reinsurance Retention Policy, Funding Percentage			1							1
Home Re 2021-2
Effects of Reinsurance [Line Items]
Legal Maturity					12 years 6 months
Reinsurance Retention Policy, Initial Amount Retained					$ 190,159
Remaining First Layer Retention										$ 189,403	190,097	$ 190,159
Remaining Excess of Loss Reinsurance Coverage (1)					$ 398,429					$ 173,960	352,084	398,429
Reinsurance Retention Policy, Funding Percentage					1					0.68
Home Re 2021-1
Effects of Reinsurance [Line Items]
Legal Maturity						12 years 6 months
Reinsurance Retention Policy, Initial Amount Retained						$ 211,159
Remaining First Layer Retention										$ 210,831	211,102	211,142
Remaining Excess of Loss Reinsurance Coverage (1)						$ 398,848				$ 117,982	277,053	387,830
Reinsurance Retention Policy, Funding Percentage						1				0.65
Home Re 2020-1
Effects of Reinsurance [Line Items]
Legal Maturity							10 years
Reinsurance Retention Policy, Initial Amount Retained							$ 275,283
Remaining First Layer Retention										$ 261,280	275,051	275,204
Remaining Excess of Loss Reinsurance Coverage (1)							$ 412,917			$ 41,846	113,247	234,312
Reinsurance Retention Policy, Funding Percentage							1			1
Home Re 2019-1
Effects of Reinsurance [Line Items]
Legal Maturity								10 years
Reinsurance Retention Policy, Initial Amount Retained								$ 185,730
Remaining First Layer Retention										$ 182,722	183,540	183,917
Remaining Excess of Loss Reinsurance Coverage (1)								$ 315,739		$ 21,039	208,146	208,146
Reinsurance Retention Policy, Funding Percentage								1		0.10
Home Re 2018-1
Effects of Reinsurance [Line Items]
Legal Maturity									10 years
Reinsurance Retention Policy, Initial Amount Retained									$ 168,691
Remaining First Layer Retention										$ 164,335	164,849	165,365
Remaining Excess of Loss Reinsurance Coverage (1)									$ 318,636	$ 69,762	$ 140,993	$ 218,343
Reinsurance Retention Policy, Funding Percentage									1	1