Quarterly report [Sections 13 or 15(d)]

Fair Value Measurements - Assets and Liabilities Measured at Fair Value on Non-Recurring Basis (Detail)

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Fair Value Measurements - Assets and Liabilities Measured at Fair Value on Non-Recurring Basis (Detail) - USD ($)
$ in Thousands
Mar. 31, 2025
Dec. 31, 2024
Mar. 31, 2024
Dec. 31, 2023
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Servicing assets $ 6,422 $ 6,457 $ 6,890 $ 7,070
Non-recurring Basis        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Collateral dependent loans 19,240 [1] 3,467 [2]    
Other real estate owned 117 117    
Repossessed personal property 738 568    
Non-recurring Basis | Quoted Prices in Active Markets for Identical Assets        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Collateral dependent loans 0 [1] 0 [2]    
Other real estate owned 0 0    
Repossessed personal property 0 0    
Non-recurring Basis | Significant Observable Inputs with No Active Market with Identical Characteristics        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Collateral dependent loans 0 [1] 0 [2]    
Other real estate owned 0 0    
Repossessed personal property 0 0    
Non-recurring Basis | Significant Unobservable Inputs        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Collateral dependent loans 19,240 [1] 3,467 [2]    
Other real estate owned 117 117    
Repossessed personal property $ 738 $ 568    
[1] Consisted of real estate loans of $19.2 million.
[2] Consisted of real estate loans of $3.5 million.