Deferred Policy Acquisition Costs - Activity in Deferred Policy Acquisition Costs (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Movement Analysis of Deferred Policy Acquisition Costs [Roll Forward]
Balance at beginning of period	$ 9,500	$ 10,747	$ 10,290	$ 12,267
Deferred policy acquisition costs	4,292	5,966	12,636	15,635
Amortization of policy acquisition costs	(3,752)	(6,230)	(12,886)	(17,419)
Impact from renewal rights sale	4,303		4,303
Net change	3,763	264	(4,553)	(1,784)
Balance at end of period	$ 5,737	$ 10,483	$ 5,737	$ 10,483