Segment Reporting - Narrative (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2023 USD ($) customer segment	Dec. 31, 2022 USD ($) customer	Dec. 31, 2021 USD ($) customer
Revenue, Major Customer [Line Items]
Number of reportable segments | segment	2
Accounts and notes receivable	$ 123,857	$ 119,834
homegenius
Revenue, Major Customer [Line Items]
Accounts and notes receivable	5,000	12,000
Total adjusted pretax operating income for reportable segments
Revenue, Major Customer [Line Items]
Bad debt expense	$ 0	$ 0	$ 0
Customer Concentration Risk | New Insurance Written
Revenue, Major Customer [Line Items]
Number of customers | customer	0	0	1