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Derivative Financial Instruments - Schedule of Effects of Interest Rate Swap Agreements on Consolidated Statements of Income (Detail) - Designated as Hedging Instrument [Member] - Interest Rate Swap [Member] - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Effects of derivatives on consolidated statement of income	$ 687	$ 144
Loans, Including Fees [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Effects of derivatives on consolidated statement of income	59	40
Other [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Effects of derivatives on consolidated statement of income	687	144
Interest Income [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Effects of derivatives on consolidated statement of income	$ 746	$ 184

X

- Definition

Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4A
-Subparagraph (b)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480434/815-10-50-4A

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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.

+ References

No definition available.

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