Loans - Schedule of Amortized Cost Basis of Loans on Nonaccrual Status and Loans Past Due 90 Days and Still Accruing (Detail) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Financing Receivable Nonaccrual Status [Line Items]
Nonaccrual Loans With No Allowance for Credit Losses	$ 5,091	$ 12,483
Nonaccrual Loans With Allowance for Credit Losses	4,840	5,629
Total Nonperforming Loans	9,931	18,112
Real Estate
Financing Receivable Nonaccrual Status [Line Items]
Nonaccrual Loans With No Allowance for Credit Losses	5,091	12,489
Nonaccrual Loans With Allowance for Credit Losses	525	466
Total Nonperforming Loans	5,616	12,955
Real Estate \| Retail
Financing Receivable Nonaccrual Status [Line Items]
Nonaccrual Loans With No Allowance for Credit Losses	429	589
Nonaccrual Loans With Allowance for Credit Losses	473	376
Total Nonperforming Loans	902	965
Real Estate \| Hospitality
Financing Receivable Nonaccrual Status [Line Items]
Nonaccrual Loans With No Allowance for Credit Losses	(46)	(39)
Nonaccrual Loans With Allowance for Credit Losses	52	83
Total Nonperforming Loans	6	44
Real Estate \| Office
Financing Receivable Nonaccrual Status [Line Items]
Nonaccrual Loans With No Allowance for Credit Losses	337	10,159
Nonaccrual Loans With Allowance for Credit Losses		0
Total Nonperforming Loans	337	10,159
Real Estate \| Other
Financing Receivable Nonaccrual Status [Line Items]
Nonaccrual Loans With No Allowance for Credit Losses	1,123	671
Nonaccrual Loans With Allowance for Credit Losses		7
Total Nonperforming Loans	1,123	678
Real Estate \| Total commercial property loans
Financing Receivable Nonaccrual Status [Line Items]
Nonaccrual Loans With No Allowance for Credit Losses	1,843	11,380
Nonaccrual Loans With Allowance for Credit Losses	525	466
Total Nonperforming Loans	2,368	11,846
Real Estate \| Residential
Financing Receivable Nonaccrual Status [Line Items]
Nonaccrual Loans With No Allowance for Credit Losses	3,248	1,109
Total Nonperforming Loans	3,248	1,109
Equipment Financing Agreements
Financing Receivable Nonaccrual Status [Line Items]
Nonaccrual Loans With No Allowance for Credit Losses	0
Nonaccrual Loans With No Allowance for Credit Losses		(6)
Nonaccrual Loans With Allowance for Credit Losses	4,211	5,117
Total Nonperforming Loans	4,211	5,111
Commercial and Industrial
Financing Receivable Nonaccrual Status [Line Items]
Nonaccrual Loans With Allowance for Credit Losses	104	46
Total Nonperforming Loans	$ 104	$ 46