Reinsurance - Effects of Reinsurance and Assumption Transactions (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Written premiums:
Direct	$ 25,589	$ 22,682	$ 77,113	$ 73,789
Assumed	12,959	10,406	42,323	29,681
Ceded	(32,859)	(9,395)	(66,077)	(34,490)
Net written premiums	5,689	23,693	53,359	68,980
Earned premiums:
Direct	24,725	24,679	71,637	73,667
Assumed	13,425	9,722	36,820	27,280
Ceded	(14,171)	(9,443)	(39,343)	(27,458)
Net earned premiums	23,979	24,958	69,114	73,489
Losses and LAE:
Direct	13,337	15,837	39,876	46,375
Assumed	7,314	7,225	13,072	26,136
Ceded	(260)	(6,391)	995	(15,571)
Total net incurred losses and LAE	$ 20,911	$ 16,671	$ 53,943	$ 56,940

Amount of expense for assumed claims incurred.

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Amount of expense for ceded claims incurred.

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Amount of expense for direct claims incurred.

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Amount of earned premiums assumed from other entities.

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Amount of written premiums assumed from other entities.

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Amount, after effects of reinsurance, of expense (reversal of expense) for claims incurred and costs incurred in the claim settlement process.

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Amount, after premiums ceded to other entities and premiums assumed by the entity, of premiums earned.

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