Mortgage Servicing Rights, Net - Schedule of Servicing Fees and Escrow Interest (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Mar. 31, 2022
Transfers and Servicing [Abstract]
Servicing fees	$ 41,956	$ 39,054
Contractually Specified Servicing Fee Income, Statement of Income or Comprehensive Income [Extensible Enumeration]	Revenues	Revenues	Revenues
Escrow interest and placement fees	$ 14,190	$ 10,091
Ancillary fees	$ 468	$ 931
Ancillary Fee Income, Servicing Financial Asset, Statement of Income or Comprehensive Income [Extensible Enumeration]	Revenues	Revenues	Revenues
Total servicing fees and escrow interest	$ 56,614	$ 50,076
Mortgage Servicing Rights
Revenues from contracts with customers	(450,159)	(442,401)
Servicing fees and other
Mortgage Servicing Rights
Other sources of revenue	63,497	52,336
Servicing fees and other | Revision of Prior Period, Adjustment
Mortgage Servicing Rights
Other sources of revenue		2,100
Management services
Mortgage Servicing Rights
Revenues from contracts with customers	$ (193,437)	(159,956)
Management services | Revision of Prior Period, Adjustment
Mortgage Servicing Rights
Revenues from contracts with customers		$ 2,100