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Note 5 - Loans and the Allowance for Credit Losses - Activity in the ACL for Loans (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2024 | Sep. 30, 2024 | Jun. 30, 2024 | Mar. 31, 2024 | Dec. 31, 2023 | Sep. 30, 2023 | Jun. 30, 2023 | Mar. 31, 2023 | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Balance |  |  |  | $ 81,974 |  |  |  | $ 90,513 | $ 81,974 | $ 90,513 | $ 78,773
Charge-offs |  |  |  |  |  |  |  |  | (13,702) | (17,049) | (5,443)
Recoveries |  |  |  |  |  |  |  |  | 429 | 86 | 117
Provision for credit losses | $ 3,500 | $ 3,800 | $ 2,500 | 4,000 | $ 2,700 | $ 1,500 | $ 3,000 | 1,000 | 13,984 | 8,424 | 17,066
Balance | 82,685 |  |  |  | 81,974 |  |  |  | 82,685 | 81,974 | 90,513
Commercial Portfolio Segment [Member] |  |  |  |  |  |  |  |  |  |  |
Balance |  |  |  | 20,632 |  |  |  | 28,903 | 20,632 | 28,903 | 25,969
Charge-offs |  |  |  |  |  |  |  |  | (3,286) | (14,888) | (2,612)
Recoveries |  |  |  |  |  |  |  |  | 392 | 10 | 54
Provision for credit losses |  |  |  |  |  |  |  |  | 540 | 6,607 | 5,492
Balance | 18,278 |  |  |  | 20,632 |  |  |  | 18,278 | 20,632 | 28,903
Commercial Real Estate Portfolio Segment [Member] |  |  |  |  |  |  |  |  |  |  |
Balance |  |  |  | 52,278 |  |  |  | 53,742 | 52,278 | 53,742 | 45,589
Charge-offs |  |  |  |  |  |  |  |  | (10,416) | (2,142) | (2,819)
Recoveries |  |  |  |  |  |  |  |  | 31 | 0 | 0
Provision for credit losses |  |  |  |  |  |  |  |  | 12,884 | 678 | 10,972
Balance | 54,777 |  |  |  | 52,278 |  |  |  | 54,777 | 52,278 | 53,742
Commercial Construction Portfolio Segment [Member] |  |  |  |  |  |  |  |  |  |  |
Balance |  |  |  | 4,739 |  |  |  | 3,718 | 4,739 | 3,718 | 3,580
Charge-offs |  |  |  |  |  |  |  |  | 0 | 0 | 0
Recoveries |  |  |  |  |  |  |  |  | 0 | 0 | 0
Provision for credit losses |  |  |  |  |  |  |  |  | 325 | 1,021 | 138
Balance | 5,064 |  |  |  | 4,739 |  |  |  | 5,064 | 4,739 | 3,718
Residential Portfolio Segment [Member] |  |  |  |  |  |  |  |  |  |  |
Balance |  |  |  | 4,320 |  |  |  | 4,143 | 4,320 | 4,143 | 3,628
Charge-offs |  |  |  |  |  |  |  |  | 0 | (18) | (9)
Recoveries |  |  |  |  |  |  |  |  | 6 | 68 | 63
Provision for credit losses |  |  |  |  |  |  |  |  | 235 | 127 | 461
Balance | 4,561 |  |  |  | 4,320 |  |  |  | 4,561 | 4,320 | 4,143
Consumer Portfolio Segment [Member] |  |  |  |  |  |  |  |  |  |  |
Balance |  |  |  | $ 5 |  |  |  | $ 7 | 5 | 7 | 7
Charge-offs |  |  |  |  |  |  |  |  | 0 | (1) | (3)
Recoveries |  |  |  |  |  |  |  |  | 0 | 8 | 0
Provision for credit losses |  |  |  |  |  |  |  |  | 0 | (9) | 3
Balance | $ 5 |  |  |  | $ 5 |  |  |  | $ 5 | $ 5 | $ 7

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