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Borrowings - Schedule of Principal on FHLB Borrowings Maturities - Paranthetical (Detail) - USD ($) $ in Thousands | Sep. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items] |  |
Advances | $ 190,000 | $ 210,000
Fixed Rate Credit Advances One [Member] |  |
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items] |  |
Advances | 10 |
Fixed Rate Credit Advances Two [Member] |  |
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items] |  |
Advances | 10 |
Fixed Rate Credit Advances Three [Member] |  |
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items] |  |
Advances | 10 |
Fixed Rate Credit Advances Four [Member] |  |
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items] |  |
Advances | $ 10 |

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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. + Details
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- Definition Including both current and noncurrent portions, Federal Home Loan Bank borrowings initially due beyond one year or beyond the normal operating cycle if longer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 470 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147478878/942-470-45-1 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147477734/942-470-50-2 + Details
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