Goodwill and Other Intangible Assets - Schedule of Intangible Asset and Contract Liabilities Assumed (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Finite-Lived Intangible Assets [Line Items]
Other intangibles	$ 11,216	$ 11,216
Less: Accumulated amortization on amortizable intangibles	(5,550)	(4,795)
Other intangibles, net	5,666	6,421	$ 310
Other intangibles
Finite-Lived Intangible Assets [Line Items]
Other intangibles	$ 11,216	11,216
Minimum | Other intangibles
Finite-Lived Intangible Assets [Line Items]
Useful Lives in Years	1 year
Maximum | Other intangibles
Finite-Lived Intangible Assets [Line Items]
Useful Lives in Years	10 years
Trademark - Douglas Elliman
Finite-Lived Intangible Assets [Line Items]
Indefinite life intangibles	$ 68,000	$ 68,000