v3.25.4
Loans and Allowance for Credit Losses - Summary of Performance Status of Loans (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Financing Receivable, Recorded Investment [Line Items]      
Net loans $ 2,566,849 $ 2,491,022 [1] $ 2,215,886
Status of loans $ 2,551,705 $ 2,362,796  
Percentage of Nonperforming to Total 1.59% 1.34%  
Performing [Member]      
Financing Receivable, Recorded Investment [Line Items]      
Net loans $ 2,526,009 $ 2,457,669  
Non - Performing [Member]      
Financing Receivable, Recorded Investment [Line Items]      
Net loans 40,840 33,353  
Recreation [Member]      
Financing Receivable, Recorded Investment [Line Items]      
Status of loans $ 1,617,221 $ 1,543,243  
Percentage of Nonperforming to Total 0.85% 0.70%  
Recreation [Member] | Performing [Member]      
Financing Receivable, Recorded Investment [Line Items]      
Status of loans $ 1,603,542 $ 1,532,448  
Recreation [Member] | Non - Performing [Member]      
Financing Receivable, Recorded Investment [Line Items]      
Status of loans 13,679 10,795  
Home Improvement [Member]      
Financing Receivable, Recorded Investment [Line Items]      
Status of loans $ 810,237 $ 827,211  
Percentage of Nonperforming to Total 0.16% 0.17%  
Home Improvement [Member] | Performing [Member]      
Financing Receivable, Recorded Investment [Line Items]      
Status of loans $ 808,943 $ 825,825  
Home Improvement [Member] | Non - Performing [Member]      
Financing Receivable, Recorded Investment [Line Items]      
Status of loans 1,294 1,386  
Commercial [Member]      
Financing Receivable, Recorded Investment [Line Items]      
Status of loans $ 123,068 $ 111,273  
Percentage of Nonperforming to Total 20.06% 17.31%  
Commercial [Member] | Performing [Member]      
Financing Receivable, Recorded Investment [Line Items]      
Status of loans $ 98,380 $ 92,010  
Commercial [Member] | Non - Performing [Member]      
Financing Receivable, Recorded Investment [Line Items]      
Status of loans 24,688 19,263  
Taxi Medallion [Member]      
Financing Receivable, Recorded Investment [Line Items]      
Status of loans $ 1,179 $ 1,909  
Percentage of Nonperforming to Total 100.00% 100.00%  
Taxi Medallion [Member] | Performing [Member]      
Financing Receivable, Recorded Investment [Line Items]      
Status of loans $ 0 $ 0  
Taxi Medallion [Member] | Non - Performing [Member]      
Financing Receivable, Recorded Investment [Line Items]      
Status of loans 1,179 1,909  
Strategic Partnership [Member]      
Financing Receivable, Recorded Investment [Line Items]      
Status of loans $ 15,144 $ 7,386  
Percentage of Nonperforming to Total 0.00% 0.00%  
Strategic Partnership [Member] | Performing [Member]      
Financing Receivable, Recorded Investment [Line Items]      
Status of loans $ 15,144 $ 7,386  
Strategic Partnership [Member] | Non - Performing [Member]      
Financing Receivable, Recorded Investment [Line Items]      
Status of loans $ 0 $ 0  
[1] Inclusive of recreation and strategic partnership loans held for sale, at lower of amortized cost or fair value.