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MORTGAGE SERVICING RIGHTS - Schedule of Expected Amortization of MSRs (Detail) - MSRs - USD ($)
$ in Thousands
Sep. 30, 2023
Dec. 31, 2022
Future amortization    
Three Months Ending December 31, 2023 $ 49,384  
2024 187,062  
2025 164,837  
2026 139,019  
2027 118,031  
2028 95,632  
Thereafter 167,781  
Net carrying value $ 921,746 $ 975,226