XML 77 R66.htm IDEA: XBRL DOCUMENT v3.24.1.1.u2
Note 5 - Mortgage Servicing Rights - Schedule of Sensitivity Analysis of Fair Value (Details) - Mortgage Servicing Rights [Member] - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Mar. 31, 2024
Dec. 31, 2023
Aggregate portfolio principal balance $ 1,560,000 $ 2,832,016
Weighted average rate of loans in MSRs portfolio   3.60%
Conditional prepayment rate 8.90% 7.20%
Fair value MSRs $ 20,300 $ 38,200
Discount rate 9.90% 9.40%
Base Rate [Member]    
Aggregate portfolio principal balance $ 1,562,287  
Weighted average rate of loans in MSRs portfolio 4.00%  
Base Rate [Member] | Measurement Input, Prepayment Rate [Member]    
Conditional prepayment rate 8.90% 7.20%
Fair value MSRs $ 20,315 $ 38,163
Sensitivity Analysis of Fair Value, Transferor's Interests in Transferred Financial Assets, Impact of Other than 10 or 20 Percent Adverse Change in Other Assumption, Percent 1.30% 1.30%
Base Rate [Member] | Measurement Input, Discount Rate [Member]    
Fair value MSRs $ 20,315 $ 38,163
Sensitivity Analysis of Fair Value, Transferor's Interests in Transferred Financial Assets, Impact of Other than 10 or 20 Percent Adverse Change in Other Assumption, Percent 1.30% 1.30%
Discount rate 9.90% 9.40%
Sensitivity Analysis of Fair Value, Impact of 0.5 Percent Adverse Change in Other Assumption [Member] | Measurement Input, Prepayment Rate [Member]    
Conditional prepayment rate 10.40% 8.00%
Fair value MSRs $ 19,706 $ 37,268
Sensitivity Analysis of Fair Value, Transferor's Interests in Transferred Financial Assets, Impact of Other than 10 or 20 Percent Adverse Change in Other Assumption, Percent 1.30% 1.30%
Sensitivity Analysis of Fair Value, Impact of 0.5 Percent Adverse Change in Other Assumption [Member] | Measurement Input, Discount Rate [Member]    
Fair value MSRs $ 19,877 $ 37,301
Sensitivity Analysis of Fair Value, Transferor's Interests in Transferred Financial Assets, Impact of Other than 10 or 20 Percent Adverse Change in Other Assumption, Percent 1.30% 1.30%
Discount rate 10.40% 9.90%
Sensitivity Analysis of Fair Value, Impact of 1.0 Percent Adverse Change in Other Assumption [Member] | Measurement Input, Prepayment Rate [Member]    
Conditional prepayment rate 12.60% 9.30%
Fair value MSRs $ 18,953 $ 35,819
Sensitivity Analysis of Fair Value, Transferor's Interests in Transferred Financial Assets, Impact of Other than 10 or 20 Percent Adverse Change in Other Assumption, Percent 1.20% 1.30%
Sensitivity Analysis of Fair Value, Impact of 1.0 Percent Adverse Change in Other Assumption [Member] | Measurement Input, Discount Rate [Member]    
Fair value MSRs $ 19,456 $ 36,476
Sensitivity Analysis of Fair Value, Transferor's Interests in Transferred Financial Assets, Impact of Other than 10 or 20 Percent Adverse Change in Other Assumption, Percent 1.20% 1.30%
Discount rate 10.90% 10.40%