Segment Reporting and Revenue - Reconciliation of Operating Profit (Loss) from Segments to Consolidated (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Revenue	$ 221,027	$ 225,479
Cost of revenue	150,393	154,667
Gross profit	70,634	70,812
Technology and development	39,486	46,429
Marketing	39,265	24,878
General and administrative	56,467	67,873
Restructuring and reorganization	20,930	889
Total operating expenses	156,148	140,069
Loss from operations	(85,514)	(69,257)
Interest income, interest expense, income tax expense, gain on extinguishment of convertible senior notes, and other expense, net	(7,005)	2,483
Net loss	(92,519)	(66,774)
Operating Segments | Real estate services
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Revenue	126,278	131,180
Gross profit	19,855	20,266
Technology and development	25,489	28,507
Marketing	28,358	11,177
General and administrative	17,731	19,775
Restructuring and reorganization	0	0
Total operating expenses	71,578	59,459
Loss from operations	(51,723)	(39,193)
Interest income, interest expense, income tax expense, gain on extinguishment of convertible senior notes, and other expense, net	50	(46)
Net loss	(51,673)	(39,239)
Cost of Goods and Services Sold	106,423	110,914
Operating Segments | Rentals
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Revenue	52,288	49,518
Gross profit	39,324	38,061
Technology and development	10,992	15,512
Marketing	10,243	12,788
General and administrative	14,603	22,478
Restructuring and reorganization	0	0
Total operating expenses	35,838	50,778
Loss from operations	3,486	(12,717)
Interest income, interest expense, income tax expense, gain on extinguishment of convertible senior notes, and other expense, net	102	7
Net loss	3,588	(12,710)
Cost of Goods and Services Sold	12,964	11,457
Operating Segments | Mortgage
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Revenue	29,318	33,819
Cost of revenue	23,912	25,904
Gross profit	5,406	7,915
Technology and development	689	656
Marketing	644	906
General and administrative	6,364	6,683
Restructuring and reorganization	0	0
Total operating expenses	7,697	8,245
Loss from operations	(2,291)	(330)
Interest income, interest expense, income tax expense, gain on extinguishment of convertible senior notes, and other expense, net	5	3
Net loss	(2,286)	(327)
Other revenue
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Revenue	0	0
Cost of revenue	0	0
Gross profit	0	0
Technology and development	1,424	922
Marketing	0	0
General and administrative	16,119	17,783
Restructuring and reorganization	20,930	889
Total operating expenses	38,473	19,594
Loss from operations	(38,473)	(19,594)
Interest income, interest expense, income tax expense, gain on extinguishment of convertible senior notes, and other expense, net	(7,381)	2,275
Net loss	(45,854)	(17,319)
Other revenue | Title
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Revenue	8,637	6,513
Gross profit	1,643	347
Technology and development	108	95
Marketing	18	7
General and administrative	703	827
Restructuring and reorganization	0	0
Total operating expenses	829	929
Loss from operations	814	(582)
Interest income, interest expense, income tax expense, gain on extinguishment of convertible senior notes, and other expense, net	160	139
Net loss	974	(443)
Cost of Goods and Services Sold	6,994	6,166
Other revenue | Monetization
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Revenue	4,506	4,449
Gross profit	4,406	4,223
Technology and development	784	737
Marketing	2	0
General and administrative	947	327
Restructuring and reorganization	0	0
Total operating expenses	1,733	1,064
Loss from operations	2,673	3,159
Interest income, interest expense, income tax expense, gain on extinguishment of convertible senior notes, and other expense, net	59	105
Net loss	2,732	3,264
Cost of Goods and Services Sold	$ 100	$ 226