Loans pledged as collateral dependent exposures.

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- Definition

Loans serviced for others.

+ References

No definition available.

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- Definition

Minimum balance commercial loans rated.

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No definition available.

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- Definition

Number of industries for credit concentrations.

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No definition available.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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- Definition

Amount of writeoff of financing receivable, charged against allowance for credit loss.

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- Definition

Amount of interest income on financing receivable on nonaccrual status.

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- Definition

The balance represents the amount of loans that are secured by real estate mortgages, offset by the reserve to cover probable credit losses on the loan portfolio.

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Amortized cost, before allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease.

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Loans - Additional Information (Detail)	3 Months Ended
Loans - Additional Information (Detail)	Mar. 31, 2025 USD ($) Industry	Mar. 31, 2024 USD ($)	Dec. 31, 2024 USD ($)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans serviced for others	$ 135,000,000		$ 136,000,000
Total loans	761,240,000		$ 737,641,000
Charge-offs	35,000	$ 88,000
Outstanding balance of commercial loans classified under credit risk, minimum amount	500,000
Consumer Mortgage [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Interest income recognized on nonaccrual loans	12,000	3,000
Commercial and Industrial [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Charge-offs	27,000	$ 11,000
Consumer Real Estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Mortgage loans on consumer real estate	168,000
Industrial, Manufacturing and Production [Member] \| Commercial Real Estate and Commercial Lessors [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans pledged as collateral dependent exposures	60,000,000
Warehouses [Member] \| Commercial Real Estate and Commercial Lessors [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans pledged as collateral dependent exposures	40,000,000
Health Care [Member] \| Commercial Real Estate and Commercial Lessors [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans pledged as collateral dependent exposures	34,000,000
Residential Investment Property [Member] \| Commercial Real Estate and Commercial Lessors [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans pledged as collateral dependent exposures	29,000,000
Retail Strip Centers [Member] \| Commercial Real Estate and Commercial Lessors [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans pledged as collateral dependent exposures	17,000,000
Auto Repair [Member] \| Commercial Real Estate and Commercial Lessors [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans pledged as collateral dependent exposures	15,000,000
Retail Store [Member] \| Commercial Real Estate and Commercial Lessors [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans pledged as collateral dependent exposures	13,000,000
Senior Housing [Member] \| Commercial Real Estate and Commercial Lessors [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans pledged as collateral dependent exposures	12,000,000
Hotels [Member] \| Commercial Real Estate and Commercial Lessors [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans pledged as collateral dependent exposures	18,000,000
Office Building [Member] \| Commercial Real Estate and Commercial Lessors [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans pledged as collateral dependent exposures	$ 9,000,000
Credit Concentration Risk [Member] \| Loans Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of industries for credit concentrations \| Industry	3
Credit Concentration Risk [Member] \| Loans Receivable [Member] \| Lessors of Non Residential Buildings [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	$ 84,000,000
Concentration of credit percentage of total loans	11.00%
Credit Concentration Risk [Member] \| Loans Receivable [Member] \| Manufacturers of Animal Food [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	$ 37,000,000
Concentration of credit percentage of total loans	5.00%
Credit Concentration Risk [Member] \| Loans Receivable [Member] \| Hotels [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	$ 29,000,000
Concentration of credit percentage of total loans	4.00%