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Loans (Tier Risk Rating System) - Additional Information (Detail) $ in Thousands | 3 Months Ended
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Mar. 31, 2023 USD ($)
Nonaccrual [Member] |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Interest income on nonaccrual loans | $ 61
Minimum [Member] |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Repayment period of loan with a reasonable reduction of principal balance | 2 years

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- Definition Amount of interest income on financing receivable on nonaccrual status. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 16 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919258-210447 + Details
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