Derivatives - Summary of Gains Losses on Derivative Contracts Included in Condensed Consolidated Statements of Operations (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Derivative Instruments, Gain (Loss)
Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]	Other (loss) income, net	Other (loss) income, net	Other (loss) income, net
Rate lock commitments
Derivative Instruments, Gain (Loss)
Gain (loss) recognized in income for derivatives	$ (700)	$ (1,000)	$ (2,100)
Not Designated as Hedging Instrument
Derivative Instruments, Gain (Loss)
Gain (loss) recognized in income for derivatives	4,942	(8,991)	(2,962)
Not Designated as Hedging Instrument | Nasdaq Forwards
Derivative Instruments, Gain (Loss)
Gain (loss) recognized in income for derivatives	0	(12,475)	(13,680)
Not Designated as Hedging Instrument | Rate lock commitments | Commercial mortgage origination, net
Derivative Instruments, Gain (Loss)
Gain (loss) recognized in income for derivatives	(4,869)	2,162	20,125
Not Designated as Hedging Instrument | Rate lock commitments | Compensation and employee benefits
Derivative Instruments, Gain (Loss)
Gain (loss) recognized in income for derivatives	(705)	(1,043)	(2,068)
Not Designated as Hedging Instrument | Forward sale contracts
Derivative Instruments, Gain (Loss)
Gain (loss) recognized in income for derivatives	$ 10,516	$ 2,365	$ (7,339)