Unpaid Losses and Loss Adjustment Expenses - Changes in the Liability for Unpaid Losses and Loss Adjustment Expenses (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023	Dec. 31, 2023
Liability for Unpaid Claims and Claims Adjustment Expense [Roll Forward]
Gross reserves - beginning of period	$ 175,826	$ 145,362	$ 174,612	$ 165,539	$ 165,539
Less: reinsurance recoverables on unpaid losses	(73,807)	(61,101)	(70,807)	(82,651)	(82,651)
Net reserves - beginning of period	102,019	84,261	103,805	82,888	82,888
Add: incurred losses and LAE, net of reinsurance:
Current period	12,481	18,797	23,462	33,723
Prior period	2,800	522	2,339	(691)
Total net incurred losses and LAE	15,281	19,319	25,801	33,032
Deduct: loss and LAE payments, net of reinsurance:
Current period	7,206	7,454	10,068	9,441
Prior period	9,666	7,627	19,110	17,980
Total net loss and LAE payments	16,872	15,081	29,178	27,421
Net reserves - end of period	100,428	88,499	100,428	88,499	103,805
Plus: reinsurance recoverables on unpaid losses	74,358	56,505	74,358	56,505	70,807
Gross reserves - end of period	$ 174,786	$ 145,004	$ 174,786	$ 145,004	$ 174,612