Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended	9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Jun. 30, 2023	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022	Sep. 30, 2018
Operating Loss Carryforwards [Line Items]
Income tax expense (benefit)	$ 239	$ 132		$ 882	$ 425
Effective tax rate (percent)				(0.85%)	(0.16%)
Effective income tax rate from continue and discontinued operations				(0.82%)
Operating loss unavailable for carryforward							$ 1,506
Tax credit unavailable for future use							$ 32
Federal Jurisdiction
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards						$ 651,498
Operating loss carryforwards, not subject to expiration						413,145
Federal Jurisdiction | RentPath Holdings
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards, not subject to expiration						145,296
Federal deductible			$ 23,240
State and Local Jurisdiction
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards						34,718
Foreign Tax Authority
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards						$ 5,255