v3.25.4
Loans and Allowance for Credit Losses - Summary of Aging of Loans (Detail) - USD ($)
$ in Thousands
Dec. 31, 2025
Dec. 31, 2024
Financing Receivable Recorded Investment Past Due [Line Items]    
Past Due $ 111,530 $ 110,243
Total 2,514,825 [1] 2,444,376 [2]
Accruing 0 0
Financial Asset, Not Past Due [Member]    
Financing Receivable Recorded Investment Past Due [Line Items]    
Past Due 2,403,295 2,334,133
30-59 [Member]    
Financing Receivable Recorded Investment Past Due [Line Items]    
Past Due 61,802 59,625
60-89 [Member]    
Financing Receivable Recorded Investment Past Due [Line Items]    
Past Due 25,257 22,877
90+ [Member]    
Financing Receivable Recorded Investment Past Due [Line Items]    
Past Due 24,471 27,741
Recreation [Member]    
Financing Receivable Recorded Investment Past Due [Line Items]    
Past Due 92,657 84,563
Total 1,562,101 [1] 1,492,540 [2]
Accruing 0 0
Recreation [Member] | Financial Asset, Not Past Due [Member]    
Financing Receivable Recorded Investment Past Due [Line Items]    
Past Due 1,469,444 1,407,977
Recreation [Member] | 30-59 [Member]    
Financing Receivable Recorded Investment Past Due [Line Items]    
Past Due 56,911 54,169
Recreation [Member] | 60-89 [Member]    
Financing Receivable Recorded Investment Past Due [Line Items]    
Past Due 22,890 20,376
Recreation [Member] | 90+ [Member]    
Financing Receivable Recorded Investment Past Due [Line Items]    
Past Due 12,856 10,018
Home Improvement [Member]    
Financing Receivable Recorded Investment Past Due [Line Items]    
Past Due 8,558 9,225
Total 813,185 [1] 831,077 [2]
Accruing 0 0
Home Improvement [Member] | Financial Asset, Not Past Due [Member]    
Financing Receivable Recorded Investment Past Due [Line Items]    
Past Due 804,627 821,852
Home Improvement [Member] | 30-59 [Member]    
Financing Receivable Recorded Investment Past Due [Line Items]    
Past Due 4,891 5,407
Home Improvement [Member] | 60-89 [Member]    
Financing Receivable Recorded Investment Past Due [Line Items]    
Past Due 2,367 2,432
Home Improvement [Member] | 90+ [Member]    
Financing Receivable Recorded Investment Past Due [Line Items]    
Past Due 1,300 1,386
Commercial Loans [Member]    
Financing Receivable Recorded Investment Past Due [Line Items]    
Past Due 10,274 16,337
Total 123,216 [1] 111,464 [2]
Accruing 0 0
Commercial Loans [Member] | Financial Asset, Not Past Due [Member]    
Financing Receivable Recorded Investment Past Due [Line Items]    
Past Due 112,942 95,127
Commercial Loans [Member] | 30-59 [Member]    
Financing Receivable Recorded Investment Past Due [Line Items]    
Past Due 0 0
Commercial Loans [Member] | 60-89 [Member]    
Financing Receivable Recorded Investment Past Due [Line Items]    
Past Due 0 0
Commercial Loans [Member] | 90+ [Member]    
Financing Receivable Recorded Investment Past Due [Line Items]    
Past Due 10,274 16,337
Taxi Medallion [Member]    
Financing Receivable Recorded Investment Past Due [Line Items]    
Past Due 41 118
Total 1,179 [1] 1,909 [2]
Accruing 0 0
Taxi Medallion [Member] | Financial Asset, Not Past Due [Member]    
Financing Receivable Recorded Investment Past Due [Line Items]    
Past Due 1,138 1,791
Taxi Medallion [Member] | 30-59 [Member]    
Financing Receivable Recorded Investment Past Due [Line Items]    
Past Due 0 49
Taxi Medallion [Member] | 60-89 [Member]    
Financing Receivable Recorded Investment Past Due [Line Items]    
Past Due 0 69
Taxi Medallion [Member] | 90+ [Member]    
Financing Receivable Recorded Investment Past Due [Line Items]    
Past Due 41 0
Strategic Partnership [Member]    
Financing Receivable Recorded Investment Past Due [Line Items]    
Past Due 0 0
Total 15,144 [1] 7,386 [2]
Accruing 0 0
Strategic Partnership [Member] | Financial Asset, Not Past Due [Member]    
Financing Receivable Recorded Investment Past Due [Line Items]    
Past Due 15,144 7,386
Strategic Partnership [Member] | 30-59 [Member]    
Financing Receivable Recorded Investment Past Due [Line Items]    
Past Due 0 0
Strategic Partnership [Member] | 60-89 [Member]    
Financing Receivable Recorded Investment Past Due [Line Items]    
Past Due 0 0
Strategic Partnership [Member] | 90+ [Member]    
Financing Receivable Recorded Investment Past Due [Line Items]    
Past Due $ 0 $ 0
[1] Excludes $52.0 million of capitalized loan origination costs.
[2] Excludes $46.6 million of capitalized loan origination costs.