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Note 3 - LOANS/LEASES RECEIVABLE - Changes in the ACL for OBS exposures (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Balance, beginning | $ 88,732 | $ 87,706 | $ 89,841 | $ 87,200
Provisions (credited) to expense | 4,225 | 3,828 | 13,635 | 11,907
Balance, ending | 88,770 | 86,321 | 88,770 | 86,321
Unfunded Loan Commitment |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Balance, beginning | 7,140 | 10,360 | 8,273 | 9,529
Provisions (credited) to expense | 80 | (344) | (1,053) | 487
Balance, ending | $ 7,220 | $ 10,016 | $ 7,220 | $ 10,016

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