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Loans Held for Sale - Additional Information (Detail) - USD ($) | Sep. 30, 2025 | Dec. 31, 2024 | Sep. 30, 2024
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Loans Receivables Held For Sale Net [Abstract] |  |  |
Loans held for sale | $ 26,015,000 | $ 8,235,000 | $ 20,114,000
Loans held-for-sale at the lower of cost or fair value | $ 835,000 | $ 442,000 | $ 3,601,000

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- Definition Loans held for sale valued at the lower of cost or fair value + References No definition available. + Details
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Balance Type: | debit
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- Definition Loans Receivables Held For Sale Net [Abstract]. + References No definition available. + Details
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- Definition Amount, after valuation allowance, of financing receivable held for sale and not part of disposal group. Excludes loan covered under loss sharing agreement and loan classified as investment in debt security. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481990/310-10-45-2 + Details
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