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Note 3 - Loans - Analysis of Allowance for Loans Losses by Portfolio Segment (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
Balance, beginning of year | $ 164,458 | $ 153,317 | $ 146,297
Loans charged off | (31,166) | (13,684) | (14,581)
Recoveries | 3,046 | 3,272 | 2,886
Provision | 35,345 | 21,553 | 18,715
Balance, end of year | 171,683 | 164,458 | 153,317
Commercial Real Estate Portfolio Segment [Member] |  |  |
Loans charged off | (24,904) | (12,115) |
Commercial Real Estate Portfolio Segment [Member] | Commercial, Financial, and Agricultural Loans [Member] |  |  |
Balance, beginning of year | 55,330 | 52,121 | 42,830
Loans charged off | (24,904) | (12,115) | (13,229)
Recoveries | 2,900 | 3,021 | 2,800
Provision | 30,294 | 12,303 | 19,720
Balance, end of year | 63,620 | 55,330 | 52,121
Real Estate Portfolio Segment[Member] |  |  |
Balance, beginning of year | 67,726 | 55,126 | 58,652
Loans charged off | (5,509) | (998) | (171)
Recoveries | 1 | 31 | 0
Provision | 20,325 | 13,567 | (3,355)
Balance, end of year | 82,543 | 67,726 | 55,126
Real Estate Portfolio Segment[Member] | Construction Loans [Member] |  |  |
Balance, beginning of year | 38,597 | 44,658 | 42,889
Loans charged off | (46) | 0 | (108)
Recoveries | 30 | 8 | 3
Provision | (16,149) | (6,069) | 1,874
Balance, end of year | 22,432 | 38,597 | 44,658
Real Estate Portfolio Segment[Member] | Owner Occupied Commercial [Member] |  |  |
Balance, beginning of year | 22,302 | 17,702 | 16,843
Loans charged off | (4,038) | (237) | (117)
Recoveries | 1 | 29 | 0
Provision | 568 | 4,808 | 976
Balance, end of year | 18,833 | 22,302 | 17,702
Real Estate Portfolio Segment[Member] | One to Four Family [Member] |  |  |
Balance, beginning of year | 14,096 | 12,029 | 12,219
Loans charged off | (303) | (761) | (54)
Recoveries | 0 | 2 | 0
Provision | 10,946 | 2,826 | (136)
Balance, end of year | 24,739 | 14,096 | 12,029
Real Estate Portfolio Segment[Member] | Non-owner Occupied Commercial [Member] |  |  |
Balance, beginning of year | 31,328 | 25,395 | 29,590
Loans charged off | (1,168) | 0 | 0
Recoveries | 0 | 0 | 0
Provision | 8,811 | 5,933 | (4,195)
Balance, end of year | 38,971 | 31,328 | 25,395
Consumer Portfolio Segment [Member] |  |  |
Balance, beginning of year | 2,805 | 1,412 | 1,926
Loans charged off | (707) | (571) | (1,073)
Recoveries | 115 | 212 | 83
Provision | 875 | 1,752 | 476
Balance, end of year | $ 3,088 | $ 2,805 | $ 1,412

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- Definition Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479344/326-20-45-1 + Details
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- Definition Amount, excluding accrued interest, of increase in allowance for credit loss on financing receivable from recovery. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-13 + Details
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