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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, 2022 | Dec. 31, 2021
--- | --- | ---
Financing Receivable Nonaccrual Status [Line Items] |  |
Nonaccrual Loans With No Allowance for Credit Losses | $ 5,402 | $ 5,825
Nonaccrual Loans With Allowance for Credit Losses | 5,643 | 7,535
Total Nonperforming Loans | 11,045 | 13,360
Residential |  |
Financing Receivable Nonaccrual Status [Line Items] |  |
Nonaccrual Loans With No Allowance for Credit Losses |  | 982
Nonaccrual Loans With Allowance for Credit Losses |  | 245
Total Nonperforming Loans |  | 1,227
Real Estate |  |
Financing Receivable Nonaccrual Status [Line Items] |  |
Nonaccrual Loans With No Allowance for Credit Losses | 4,684 | 4,645
Nonaccrual Loans With Allowance for Credit Losses | 259 | 582
Total Nonperforming Loans | 4,943 | 5,227
Real Estate | Retail |  |
Financing Receivable Nonaccrual Status [Line Items] |  |
Nonaccrual Loans With No Allowance for Credit Losses | 1,647 | 1,918
Total Nonperforming Loans | 1,647 | 1,918
Real Estate | Other |  |
Financing Receivable Nonaccrual Status [Line Items] |  |
Nonaccrual Loans With No Allowance for Credit Losses | 1,737 | 1,745
Nonaccrual Loans With Allowance for Credit Losses | 259 | 337
Total Nonperforming Loans | 1,996 | 2,082
Real Estate | Total commercial property loans |  |
Financing Receivable Nonaccrual Status [Line Items] |  |
Nonaccrual Loans With No Allowance for Credit Losses | 3,384 | 3,663
Nonaccrual Loans With Allowance for Credit Losses | 259 | 337
Total Nonperforming Loans | 3,643 | 4,000
Real Estate | Residential |  |
Financing Receivable Nonaccrual Status [Line Items] |  |
Nonaccrual Loans With No Allowance for Credit Losses | 1,300 |
Total Nonperforming Loans | 1,300 |
Equipment Financing Agreements |  |
Financing Receivable Nonaccrual Status [Line Items] |  |
Nonaccrual Loans With No Allowance for Credit Losses | 718 | 1,172
Nonaccrual Loans With Allowance for Credit Losses | 5,126 | 5,973
Total Nonperforming Loans | 5,844 | 7,145
Commercial and Industrial |  |
Financing Receivable Nonaccrual Status [Line Items] |  |
Nonaccrual Loans With No Allowance for Credit Losses |  | 8
Nonaccrual Loans With Allowance for Credit Losses | 258 | 980
Total Nonperforming Loans | $ 258 | $ 988

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