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Borrowings - Schedule of Information Regarding FHLB Borrowings Outstanding (Detail) - USD ($) $ in Thousands | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2025 | Dec. 31, 2024
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items] |  |
Balance | $ 150,000 | $ 150,000
Fixed Rate Credit One [Member] |  |
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items] |  |
Balance | $ 50,000 | $ 50,000
Originated Date | Mar. 15, 2023 | Mar. 15, 2023
Stated Interest Rate | 4.07% | 4.07%
Maturity Date | Mar. 15, 2027 | Mar. 15, 2027
Fixed Rate Credit Two [Member] |  |
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items] |  |
Balance | $ 50,000 | $ 50,000
Originated Date | May 02, 2023 | May 02, 2023
Stated Interest Rate | 3.87% | 3.87%
Maturity Date | May 03, 2027 | May 03, 2027
Fixed Rate Credit Three [Member] |  |
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items] |  |
Balance | $ 50,000 | $ 50,000
Originated Date | May 04, 2023 | May 04, 2023
Stated Interest Rate | 3.52% | 3.52%
Maturity Date | May 04, 2028 | May 04, 2028

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- Definition Rate of interest applicable on advance from Federal Home Loan Bank (FHLBank). + References Reference 1: 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 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147477734/942-470-50-3 + 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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