Unpaid Losses and Loss Adjustment Expenses - Changes in the Liability for Unpaid Losses and Loss Adjustment Expenses (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Liability for Unpaid Claims and Claims Adjustment Expense [Roll Forward]
Gross reserves - beginning of period	$ 139,085	$ 111,270	$ 107,246
Less: reinsurance recoverables on unpaid losses	40,344	24,218	22,579
Net reserves - beginning of period	98,741	87,052	84,667
Add: incurred losses and loss adjustment expenses, net of reinsurance
Current period	57,156	50,429	40,634
Prior period	24,284	19,432	15,594
Total net incurred losses and LAE	81,440	69,861	56,228
Deduct: loss and loss adjustment expense payments, net of reinsurance
Current period	20,894	18,984	13,599
Prior period	76,399	39,188	40,244
Total net loss and loss adjustment expense payments	97,293	58,172	53,843
Net reserves - end of period	82,888	98,741	87,052
Plus: reinsurance recoverables on unpaid losses	82,651	40,344	24,218
Gross reserves - end of period	$ 165,539	$ 139,085	$ 111,270