Discontinued Operations (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net loss from discontinued operations	$ 0	$ 0	$ 0	$ (3,634)
Net loss from discontinued operations per share - basic (in USD per share)		$ 0.00		$ (0.03)
Net loss from discontinued operations per share - diluted (in USD per share)		$ 0.00		$ (0.03)
Restructuring charges	$ (2,509)	$ 0	(4,732)	$ (7,159)
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		0		122,576
Cost of revenue		0		124,422
Gross profit		0	(1,846)
Technology and development		0		552
Marketing		0		523
General and administrative		0		638
Restructuring and reorganization		0		75
Total operating expenses		0	1,788
Loss from discontinued operations		0	(3,634)
Interest income, interest expense, income tax expense, and other expense, net		0		0
Net loss from discontinued operations		0	$ (3,634)
Stock-based compensation				234
Depreciation and amortization				89
Restructuring charges				(74)
Restructuring and related cost, cost incurred to date		(8,671)		(8,671)
Discontinued Operations, Disposed of by Means Other than Sale | Properties segment | Employee termination costs
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Restructuring charges				(539)
Restructuring and related cost, cost incurred to date		(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 charges				0
Restructuring and related cost, cost incurred to date		(493)		(493)
Discontinued Operations, Disposed of by Means Other than Sale | Properties segment | Other
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Restructuring charges				(465)
Restructuring and related cost, cost incurred to date		(890)		(890)
Discontinued Operations, Disposed of by Means Other than Sale | Properties segment | Acceleration of debt issuance costs
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Restructuring charges				0
Restructuring and related cost, cost incurred to date		$ (481)		$ (481)