Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2023	Dec. 31, 2022	Mar. 31, 2019
Operating Loss Carryforwards [Line Items]
Income tax expense (benefit)	$ (172)	$ 410
Effective tax rate (percent)		(0.72%)
Effective income tax rate from continue and operations	0.26%
Operating loss unavailable for carryforward					$ 1,506
Tax credit unavailable for future use					$ 32
Federal Jurisdiction
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards			$ 642,212
Operating loss carryforwards, not subject to expiration			449,434
Federal Jurisdiction | RentPath Holdings
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards, not subject to expiration			149,464	$ 145,296
Federal deductible			23,968
State and Local Jurisdiction
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards			32,234
Foreign Tax Authority
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards			$ 5,363