INVESTMENT SECURITIES - Narrative (Details) - USD ($) |
3 Months Ended | 9 Months Ended | |||
|---|---|---|---|---|---|
Sep. 30, 2026 |
Sep. 30, 2025 |
Sep. 30, 2026 |
Sep. 30, 2025 |
Dec. 31, 2025 |
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| Debt Securities, Available-for-sale [Line Items] | |||||
| Debt securities, available-for-sale, unrealized loss position, allowance for credit loss | $ 0 | $ 0 | $ 0 | ||
| Investment securities gains | 15,000 | $ 50,000 | 70,000 | $ 71,000 | |
| Proceeds from sale of investment securities | 0 | 41,647,000 | 0 | 41,647,000 | |
| Debt securities, realized gain | 44,000 | 44,000 | |||
| Investment securities | 919,448,000 | $ 41,600,000 | 919,448,000 | $ 41,600,000 | 952,740,000 |
| Collateral Pledged | |||||
| Debt Securities, Available-for-sale [Line Items] | |||||
| Investment securities pledged to secure public funds, fair value | $ 662,100,000 | $ 662,100,000 | $ 556,500,000 | ||
| X | ||||||||||
- Definition Debt Securities, Available-for-Sale, Unrealized Loss Position, Allowance For Credit Loss No definition available.
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| X | ||||||||||
- Definition Amount of unrealized and realized gain (loss) on investment in debt and equity securities. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount excluding accrued interest, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of restricted investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of realized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), investment in debt security measured at amortized cost (held-to-maturity) and investment in debt security measured at fair value with change in fair value recognized in net income (trading). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of cash inflow from sale of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- 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. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Details
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