Reinsurance - Effects of Reinsurance and Assumption Transactions (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Written premiums:
Direct	$ 22,682	$ 24,239	$ 73,789	$ 73,825
Assumed	10,406	9,465	29,681	25,233
Ceded	(9,395)	(7,635)	(34,490)	(19,974)
Net written premiums	23,693	26,069	68,980	79,084
Earned premiums:
Direct	24,679	23,858	73,667	67,455
Assumed	9,722	7,912	27,280	22,790
Ceded	(9,443)	(6,829)	(27,458)	(17,631)
Net earned premiums	24,958	24,941	73,489	72,614
Losses and LAE:
Direct	15,837	14,511	46,375	50,628
Assumed	7,225	4,422	26,136	11,251
Ceded	(6,391)	(2,774)	(15,571)	(8,432)
Total net incurred losses and LAE	$ 16,671	$ 16,159	$ 56,940	$ 53,447