Note 8 - Deposits and Borrowed Funds - Deposits Detail (Details) - USD ($) $ in Thousands |
Jun. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Noninterest-bearing | $ 2,141,783 | $ 2,252,490 |
| Transaction | 908,521 | 907,124 |
| Savings | 1,660,534 | 1,613,384 |
| Time deposits less than $100 thousand | 38,098 | 39,845 |
| Time deposits $100 thousand through $250 thousand | 17,158 | 19,708 |
| Time deposits more than $250 thousand | 6,683 | 7,468 |
| Total deposits | $ 4,772,777 | $ 4,840,019 |
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- Definition The amount of money in accounts that may bear interest and that the depositor is entitled to withdraw at any time without prior notice. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition The aggregate of all deposit liabilities held by the entity, including foreign and domestic, interest and noninterest bearing; may include demand deposits, saving deposits, Negotiable Order of Withdrawal (NOW) and time deposits among others. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of interest bearing deposits with no stated maturity, which may include passbook and statement savings accounts and money-market deposit accounts (MMDAs). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of domestic noninterest-bearing deposits held by the entity, which may include demand deposits, checking, brokered and retail deposits. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of time deposit liabilities, including certificates of deposit, in denominations of less than $100,000. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition The aggregate amount of domestic and foreign time deposit liabilities (including certificates of deposits, individual retirement accounts and open accounts) in denominations of $100,000 through $250,000. No definition available.
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| X | ||||||||||
- Definition The aggregate amount of domestic and foreign time deposit liabilities (including certificates of deposits, individual retirement accounts and open accounts) in denominations of more than $250,000. No definition available.
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