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Loans and Leases Receivable and Allowance for Credit Losses on Loans and Leases - Summary of Loans Modified in Troubled Debt Restructurings and Related Recorded Investment (Detail) $ in Thousands | 9 Months Ended
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Sep. 30, 2022 USD ($) loan
Financing Receivable, Troubled Debt Restructuring [Line Items] |
Number of loans | loan | 36
Recorded investment | $ | $ 585
Manufactured housing |
Financing Receivable, Troubled Debt Restructuring [Line Items] |
Number of loans | loan | 1
Recorded investment | $ | $ 46
Residential real estate |
Financing Receivable, Troubled Debt Restructuring [Line Items] |
Number of loans | loan | 1
Recorded investment | $ | $ 119
Installment |
Financing Receivable, Troubled Debt Restructuring [Line Items] |
Number of loans | loan | 34
Recorded investment | $ | $ 420

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