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Fair Value Disclosures (Schedule of Reconciliation of Level 3 Recurring at Fair Value) (Details) - Level 3 [Member] - Recurring [Member] - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Beginning of period $ 24,164  
End of period 23,901  
Mortgage Servicing Rights [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Beginning of period 24,164 $ 13,701
Originations 1,045 3,406
Settlements (151) (305)
Changes in fair value (1,157) 1,248
End of period 23,901 18,050
Mortgage Loans Held-For-Investment [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Beginning of period 18,875 10,631
Transfers from loans held for sale 1,434 3,926
Settlements   (529)
Reduction in unpaid principal balance (104) (54)
Changes in fair value (127) (19)
End of period $ 20,078 $ 13,955