Revenue - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Disaggregation of Revenue [Line Items]
Total revenue	$ 70,769	$ 51,340	$ 133,330	$ 78,083
Vertical Software
Disaggregation of Revenue [Line Items]
Total revenue	42,813	34,404	77,501	59,342
Insurance
Disaggregation of Revenue [Line Items]
Total revenue	27,956	16,936	55,829	18,741
Software and service subscriptions
Disaggregation of Revenue [Line Items]
Total revenue	20,544	12,987	38,509	23,867
Move-related transactions (excluding insurance)
Disaggregation of Revenue [Line Items]
Total revenue	17,535	16,295	29,728	25,256
Post-move transactions
Disaggregation of Revenue [Line Items]
Total revenue	4,734	5,122	9,264	10,219
Insurance and warranty premiums, commissions and policy fees | Insurance
Disaggregation of Revenue [Line Items]
Total revenue	27,956	$ 16,936	55,829	$ 18,741
Revenue recognized for regulated property and casualty insurance entity	$ 18,200		$ 38,200