XML 83 R73.htm IDEA: XBRL DOCUMENT v3.24.0.1
Mortgage Banking - Additional Information (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Compliance with Regulatory Capital Requirements for Mortgage Companies [Line Items]      
Mortgage Loans Serviced for Others $ 495,700 $ 488,600  
Servicing Asset at Fair Value, Amount, Ending Balance 5,600 5,900 $ 5,500
Valuation Allowance for Impairment of Recognized Servicing Assets, Balance, Ending Balance $ 0 $ 0 $ 0
Servicing Assets and Servicing Liabilities at Fair Value, Assumptions Used to Estimate Fair Value, Discount Rate   8.00% 8.00%
Minimum [Member]      
Compliance with Regulatory Capital Requirements for Mortgage Companies [Line Items]      
Servicing Assets and Servicing Liabilities at Fair Value, Assumptions Used to Estimate Fair Value, Discount Rate 9.50%    
Servicing Assets and Servicing Liabilities at Fair Value, Assumptions Used to Estimate Fair Value, Prepayment Speed 5.70% 5.20% 5.00%
Maximum [Member]      
Compliance with Regulatory Capital Requirements for Mortgage Companies [Line Items]      
Servicing Assets and Servicing Liabilities at Fair Value, Assumptions Used to Estimate Fair Value, Discount Rate 10.50%    
Servicing Assets and Servicing Liabilities at Fair Value, Assumptions Used to Estimate Fair Value, Prepayment Speed 7.50% 6.70% 27.00%