Fair Value - Summary of Changes in Financial Assets Valued Using Level 3 Inputs (Details) - Level 3 [Member] - Fair Value, Recurring [Member] $ in Thousands	6 Months Ended
	Jun. 30, 2022 USD ($)
MSR Assets [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Balance as of December 31, 2021	$ 16,469
Change in accounting method	4,484
Additions	4,764
Fair value adjustments	3,548
Balance as of March 31, 2022	29,265
Corporate Bonds [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Balance as of December 31, 2021	11,064
Transfers from Level 3 to Level 2	(3,622)
Additions	3,000
Fair value adjustments	(391)
Balance as of March 31, 2022	10,051
Mortgage Backed Securities [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Balance as of December 31, 2021	7,916
Sales or paydowns	(165)
Fair value adjustments	(9)
Balance as of March 31, 2022	$ 7,742