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Allowance for Credit and Loan Losses - Financial Instruments with Off-Balance Sheet Risk (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023
Off-Balance-Sheet, Credit Loss, Liability [Roll Forward] |  |  |  |
Balance, beginning of period | $ 705 | $ 989 | $ 615 | $ 403
Credit loss expense (reversal) | 0 | (257) | 90 | 329
Ending balance | 705 | 732 | 705 | 732
Mortgage Warehouse |  |  |  |
Off-Balance-Sheet, Credit Loss, Liability [Roll Forward] |  |  |  |
Balance, beginning of period | 0 | 0 | 0 | 0
Credit loss expense (reversal) | 0 | 0 | 0 | 0
Ending balance | 0 | 0 | 0 | 0
Commercial |  |  |  |
Off-Balance-Sheet, Credit Loss, Liability [Roll Forward] |  |  |  |
Balance, beginning of period | 0 | 0 | 0 | 0
Credit loss expense (reversal) | 0 | 0 | 0 | 0
Ending balance | 0 | 0 | 0 | 0
Real Estate |  |  |  |
Off-Balance-Sheet, Credit Loss, Liability [Roll Forward] |  |  |  |
Balance, beginning of period | 41 | 61 | 64 | 161
Credit loss expense (reversal) | 0 | (8) | (23) | (108)
Ending balance | 41 | 53 | 41 | 53
Consumer |  |  |  |
Off-Balance-Sheet, Credit Loss, Liability [Roll Forward] |  |  |  |
Balance, beginning of period | 664 | 928 | 551 | 242
Credit loss expense (reversal) | 0 | (249) | 113 | 437
Ending balance | $ 664 | $ 679 | $ 664 | $ 679

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- Definition Amount of expected credit loss for credit exposure on off-balance-sheet commitment, including but not limited to, loan commitment, standby letter of credit, financial guarantee not accounted for as insurance. Excludes off-balance sheet credit exposure accounted for as insurance and instrument accounted for under derivatives and hedging. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479344/326-20-45-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 460 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482454/460-10-45-1 + Details
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- Definition Amount of expense (reversal of expense) for expected credit loss for off-balance sheet credit exposure. Excludes off-balance sheet credit exposure accounted for as insurance and instrument accounted for under derivatives and hedging. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-13 + Details
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
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