Discontinued Operations (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net (loss) income from discontinued operations	$ (146)	$ (3,623)	$ (3,634)	$ 7,519
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Diluted Share	$ (0.00)	$ (0.03)	$ (0.03)	$ 0.07
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share	$ (0.00)	$ (0.03)	$ (0.03)	$ 0.07
Capital expenditures			$ 64	$ 69
Cash paid for interest			8,370	6,581
Stock-based compensation from continuing operations	$ 17,552	$ 16,813	36,582	33,601
Restructuring and reorganization	(6,106)	(12,406)	(7,159)	(18,115)
Discontinued Operations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Stock-based compensation from continuing operations	31	1,527	234	3,064
Cost of revenue
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Stock-based compensation from continuing operations	3,001	3,615	7,136	6,605
Cost of revenue | Discontinued Operations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Stock-based compensation from continuing operations	1	265	46	651
Technology and development
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Stock-based compensation from continuing operations	8,241	6,768	16,368	13,877
Technology and development | Discontinued Operations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Stock-based compensation from continuing operations	4	933	86	1,788
Marketing
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Stock-based compensation from continuing operations	1,254	894	2,499	1,937
Marketing | Discontinued Operations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Stock-based compensation from continuing operations	1	30	19	59
General and administrative
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Stock-based compensation from continuing operations	5,025	4,009	10,345	8,118
General and administrative | Discontinued Operations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Stock-based compensation from continuing operations	25	299	83	566
Discontinued Operations, Disposed of by Means Other than Sale | Properties segment
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenue	10,998	257,866	122,576	632,396
Cost of revenue(1)	10,913	251,100	124,422	604,741
Gross profit (loss)	85	6,766	(1,846)	27,655
Technology and development(1)	23	4,684	552	8,803
Marketing(1)	18	821	523	1,974
General and administrative(1)	115	3,209	638	6,035
Restructuring and reorganization	75	271	75	271
Total operating expenses	231	8,985	1,788	17,083
(Loss) income from discontinued operations	(146)	(2,219)	(3,634)	10,572
Interest expense	0	(1,403)	0	(3,052)
Other expense, net	0	(1)	0	(1)
Net (loss) income from discontinued operations	(146)	$ (3,623)	(3,634)	7,519
Amortization of debt discount and debt issuance costs			0	301
Stock-based compensation			234	3,064
Depreciation and amortization			89	1,142
Capital expenditures			0	765
Cash paid for interest			0	$ 2,751
Restructuring and reorganization			(74)
Employee termination costs	(8,671)		(8,671)
Discontinued Operations, Disposed of by Means Other than Sale | Properties segment | Employee Severance
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Restructuring and reorganization			(539)
Employee termination costs	(8,587)		(8,587)
Discontinued Operations, Disposed of by Means Other than Sale | Properties segment | Asset Write Offs
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Restructuring and reorganization			0
Employee termination costs	(493)		(493)
Discontinued Operations, Disposed of by Means Other than Sale | Properties segment | Other Restructuring
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Restructuring and reorganization			(465)
Employee termination costs	(890)		(890)
Discontinued Operations, Disposed of by Means Other than Sale | Properties segment | Accelerated Amortization of Debt Issuance Costs
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Restructuring and reorganization			0
Employee termination costs	$ (481)		$ (481)