v3.26.1
Note 5 - Credit Quality - Aging of Past Due Loans by Loan Class (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Non-covered $ 2,459,746 $ 2,314,755
Amortized Cost of > 90 Days Accruing No Allowance, Non-covered   0
Amortized Cost of > 90 Days Accruing No Allowance, Total 0  
Financial Asset, 30 to 59 Days Past Due [Member]    
Non-covered 10,894 14,151
Financial Asset, 60 to 89 Days Past Due [Member]    
Non-covered 4,729 3,188
Financial Asset, Equal to or Greater than 90 Days Past Due [Member]    
Non-covered 6,587 5,486
Financial Asset, Past Due [Member]    
Non-covered 22,210 22,825
Financial Asset, Not Past Due [Member]    
Non-covered 2,437,536 2,291,930
Commercial Portfolio Segment [Member]    
Non-covered 1,651,580 1,533,935
Commercial Portfolio Segment [Member] | Construction, Development and Other Land [Member]    
Non-covered 67,088 63,901
Amortized Cost of > 90 Days Accruing No Allowance, Non-covered 0 0
Commercial Portfolio Segment [Member] | Construction, Development and Other Land [Member] | Financial Asset, 30 to 59 Days Past Due [Member] | Non-covered Loans [Member]    
Non-covered 520 207
Commercial Portfolio Segment [Member] | Construction, Development and Other Land [Member] | Financial Asset, 60 to 89 Days Past Due [Member] | Non-covered Loans [Member]    
Non-covered 0 0
Commercial Portfolio Segment [Member] | Construction, Development and Other Land [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Non-covered Loans [Member]    
Non-covered 24 130
Commercial Portfolio Segment [Member] | Construction, Development and Other Land [Member] | Financial Asset, Past Due [Member] | Non-covered Loans [Member]    
Non-covered 544 337
Commercial Portfolio Segment [Member] | Construction, Development and Other Land [Member] | Financial Asset, Not Past Due [Member] | Non-covered Loans [Member]    
Non-covered 66,544 63,564
Commercial Portfolio Segment [Member] | Commercial and Industrial [Member]    
Non-covered 279,927 243,983
Amortized Cost of > 90 Days Accruing No Allowance, Non-covered 0 0
Commercial Portfolio Segment [Member] | Commercial and Industrial [Member] | Financial Asset, 30 to 59 Days Past Due [Member] | Non-covered Loans [Member]    
Non-covered 536 1,423
Commercial Portfolio Segment [Member] | Commercial and Industrial [Member] | Financial Asset, 60 to 89 Days Past Due [Member] | Non-covered Loans [Member]    
Non-covered 877 297
Commercial Portfolio Segment [Member] | Commercial and Industrial [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Non-covered Loans [Member]    
Non-covered 1,336 1,271
Commercial Portfolio Segment [Member] | Commercial and Industrial [Member] | Financial Asset, Past Due [Member] | Non-covered Loans [Member]    
Non-covered 2,749 2,991
Commercial Portfolio Segment [Member] | Commercial and Industrial [Member] | Financial Asset, Not Past Due [Member] | Non-covered Loans [Member]    
Non-covered 277,178 240,992
Commercial Portfolio Segment [Member] | Multi-family Residential [Member]    
Non-covered 190,690 191,486
Amortized Cost of > 90 Days Accruing No Allowance, Non-covered 0 0
Commercial Portfolio Segment [Member] | Multi-family Residential [Member] | Financial Asset, 30 to 59 Days Past Due [Member] | Non-covered Loans [Member]    
Non-covered 179 375
Commercial Portfolio Segment [Member] | Multi-family Residential [Member] | Financial Asset, 60 to 89 Days Past Due [Member] | Non-covered Loans [Member]    
Non-covered 0 0
Commercial Portfolio Segment [Member] | Multi-family Residential [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Non-covered Loans [Member]    
Non-covered 425 0
Commercial Portfolio Segment [Member] | Multi-family Residential [Member] | Financial Asset, Past Due [Member] | Non-covered Loans [Member]    
Non-covered 604 375
Commercial Portfolio Segment [Member] | Multi-family Residential [Member] | Financial Asset, Not Past Due [Member] | Non-covered Loans [Member]    
Non-covered 190,086 191,111
Commercial Portfolio Segment [Member] | Single Family Non-owner Occupied [Member]    
Non-covered 193,950 171,918
Amortized Cost of > 90 Days Accruing No Allowance, Non-covered 0 0
Commercial Portfolio Segment [Member] | Single Family Non-owner Occupied [Member] | Financial Asset, 30 to 59 Days Past Due [Member] | Non-covered Loans [Member]    
Non-covered 1,014 1,691
Commercial Portfolio Segment [Member] | Single Family Non-owner Occupied [Member] | Financial Asset, 60 to 89 Days Past Due [Member] | Non-covered Loans [Member]    
Non-covered 563 292
Commercial Portfolio Segment [Member] | Single Family Non-owner Occupied [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Non-covered Loans [Member]    
Non-covered 1,606 491
Commercial Portfolio Segment [Member] | Single Family Non-owner Occupied [Member] | Financial Asset, Past Due [Member] | Non-covered Loans [Member]    
Non-covered 3,183 2,474
Commercial Portfolio Segment [Member] | Single Family Non-owner Occupied [Member] | Financial Asset, Not Past Due [Member] | Non-covered Loans [Member]    
Non-covered 190,767 169,444
Commercial Portfolio Segment [Member] | Non-farm, Non-residential [Member]    
Non-covered 893,631 838,458
Amortized Cost of > 90 Days Accruing No Allowance, Non-covered 0 0
Commercial Portfolio Segment [Member] | Non-farm, Non-residential [Member] | Financial Asset, 30 to 59 Days Past Due [Member] | Non-covered Loans [Member]    
Non-covered 1,590 2,336
Commercial Portfolio Segment [Member] | Non-farm, Non-residential [Member] | Financial Asset, 60 to 89 Days Past Due [Member] | Non-covered Loans [Member]    
Non-covered 427 0
Commercial Portfolio Segment [Member] | Non-farm, Non-residential [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Non-covered Loans [Member]    
Non-covered 610 658
Commercial Portfolio Segment [Member] | Non-farm, Non-residential [Member] | Financial Asset, Past Due [Member] | Non-covered Loans [Member]    
Non-covered 2,627 2,994
Commercial Portfolio Segment [Member] | Non-farm, Non-residential [Member] | Financial Asset, Not Past Due [Member] | Non-covered Loans [Member]    
Non-covered 891,004 835,464
Commercial Portfolio Segment [Member] | Agricultural [Member]    
Non-covered 14,452 13,464
Amortized Cost of > 90 Days Accruing No Allowance, Non-covered 0 0
Commercial Portfolio Segment [Member] | Agricultural [Member] | Financial Asset, 30 to 59 Days Past Due [Member] | Non-covered Loans [Member]    
Non-covered 450 73
Commercial Portfolio Segment [Member] | Agricultural [Member] | Financial Asset, 60 to 89 Days Past Due [Member] | Non-covered Loans [Member]    
Non-covered 6 3
Commercial Portfolio Segment [Member] | Agricultural [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Non-covered Loans [Member]    
Non-covered 50 81
Commercial Portfolio Segment [Member] | Agricultural [Member] | Financial Asset, Past Due [Member] | Non-covered Loans [Member]    
Non-covered 506 157
Commercial Portfolio Segment [Member] | Agricultural [Member] | Financial Asset, Not Past Due [Member] | Non-covered Loans [Member]    
Non-covered 13,946 13,307
Commercial Portfolio Segment [Member] | Farmland [Member]    
Non-covered 11,842 10,725
Amortized Cost of > 90 Days Accruing No Allowance, Non-covered 0 0
Commercial Portfolio Segment [Member] | Farmland [Member] | Financial Asset, 30 to 59 Days Past Due [Member] | Non-covered Loans [Member]    
Non-covered 114 16
Commercial Portfolio Segment [Member] | Farmland [Member] | Financial Asset, 60 to 89 Days Past Due [Member] | Non-covered Loans [Member]    
Non-covered 0 0
Commercial Portfolio Segment [Member] | Farmland [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Non-covered Loans [Member]    
Non-covered 98 0
Commercial Portfolio Segment [Member] | Farmland [Member] | Financial Asset, Past Due [Member] | Non-covered Loans [Member]    
Non-covered 212 16
Commercial Portfolio Segment [Member] | Farmland [Member] | Financial Asset, Not Past Due [Member] | Non-covered Loans [Member]    
Non-covered 11,630 10,709
Consumer Real Estate Portfolio Segment [Member]    
Non-covered 757,785 720,717
Consumer Real Estate Portfolio Segment [Member] | Home Equity Lines [Member]    
Non-covered 83,739 82,764
Amortized Cost of > 90 Days Accruing No Allowance, Non-covered 0 0
Consumer Real Estate Portfolio Segment [Member] | Home Equity Lines [Member] | Financial Asset, 30 to 59 Days Past Due [Member] | Non-covered Loans [Member]    
Non-covered 625 909
Consumer Real Estate Portfolio Segment [Member] | Home Equity Lines [Member] | Financial Asset, 60 to 89 Days Past Due [Member] | Non-covered Loans [Member]    
Non-covered 502 397
Consumer Real Estate Portfolio Segment [Member] | Home Equity Lines [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Non-covered Loans [Member]    
Non-covered 334 212
Consumer Real Estate Portfolio Segment [Member] | Home Equity Lines [Member] | Financial Asset, Past Due [Member] | Non-covered Loans [Member]    
Non-covered 1,461 1,518
Consumer Real Estate Portfolio Segment [Member] | Home Equity Lines [Member] | Financial Asset, Not Past Due [Member] | Non-covered Loans [Member]    
Non-covered 82,278 81,246
Consumer Real Estate Portfolio Segment [Member] | Single Family Owner Occupied [Member]    
Non-covered 668,877 632,348
Amortized Cost of > 90 Days Accruing No Allowance, Non-covered 0 0
Consumer Real Estate Portfolio Segment [Member] | Single Family Owner Occupied [Member] | Financial Asset, 30 to 59 Days Past Due [Member] | Non-covered Loans [Member]    
Non-covered 4,460 5,166
Consumer Real Estate Portfolio Segment [Member] | Single Family Owner Occupied [Member] | Financial Asset, 60 to 89 Days Past Due [Member] | Non-covered Loans [Member]    
Non-covered 2,046 1,518
Consumer Real Estate Portfolio Segment [Member] | Single Family Owner Occupied [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Non-covered Loans [Member]    
Non-covered 1,850 2,338
Consumer Real Estate Portfolio Segment [Member] | Single Family Owner Occupied [Member] | Financial Asset, Past Due [Member] | Non-covered Loans [Member]    
Non-covered 8,356 9,022
Consumer Real Estate Portfolio Segment [Member] | Single Family Owner Occupied [Member] | Financial Asset, Not Past Due [Member] | Non-covered Loans [Member]    
Non-covered 660,521 623,326
Consumer Real Estate Portfolio Segment [Member] | Owner Occupied Construction [Member]    
Non-covered 5,169 5,605
Amortized Cost of > 90 Days Accruing No Allowance, Non-covered 0 0
Consumer Real Estate Portfolio Segment [Member] | Owner Occupied Construction [Member] | Financial Asset, 30 to 59 Days Past Due [Member] | Non-covered Loans [Member]    
Non-covered 0 0
Consumer Real Estate Portfolio Segment [Member] | Owner Occupied Construction [Member] | Financial Asset, 60 to 89 Days Past Due [Member] | Non-covered Loans [Member]    
Non-covered 0 0
Consumer Real Estate Portfolio Segment [Member] | Owner Occupied Construction [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Non-covered Loans [Member]    
Non-covered 0 0
Consumer Real Estate Portfolio Segment [Member] | Owner Occupied Construction [Member] | Financial Asset, Past Due [Member] | Non-covered Loans [Member]    
Non-covered 0 0
Consumer Real Estate Portfolio Segment [Member] | Owner Occupied Construction [Member] | Financial Asset, Not Past Due [Member] | Non-covered Loans [Member]    
Non-covered 5,169 5,605
Consumer and Other Portfolio Segment [Member]    
Non-covered 50,381 60,103
Consumer and Other Portfolio Segment [Member] | Consumer Loans [Member]    
Non-covered 48,271 58,453
Amortized Cost of > 90 Days Accruing No Allowance, Non-covered 0 0
Consumer and Other Portfolio Segment [Member] | Consumer Loans [Member] | Financial Asset, 30 to 59 Days Past Due [Member] | Non-covered Loans [Member]    
Non-covered 1,406 1,955
Consumer and Other Portfolio Segment [Member] | Consumer Loans [Member] | Financial Asset, 60 to 89 Days Past Due [Member] | Non-covered Loans [Member]    
Non-covered 308 681
Consumer and Other Portfolio Segment [Member] | Consumer Loans [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Non-covered Loans [Member]    
Non-covered 254 305
Consumer and Other Portfolio Segment [Member] | Consumer Loans [Member] | Financial Asset, Past Due [Member] | Non-covered Loans [Member]    
Non-covered 1,968 2,941
Consumer and Other Portfolio Segment [Member] | Consumer Loans [Member] | Financial Asset, Not Past Due [Member] | Non-covered Loans [Member]    
Non-covered 46,303 55,512
Consumer and Other Portfolio Segment [Member] | Other Loan [Member]    
Non-covered 2,110 1,650
Amortized Cost of > 90 Days Accruing No Allowance, Non-covered 0 0
Consumer and Other Portfolio Segment [Member] | Other Loan [Member] | Financial Asset, 30 to 59 Days Past Due [Member] | Non-covered Loans [Member]    
Non-covered 0 0
Consumer and Other Portfolio Segment [Member] | Other Loan [Member] | Financial Asset, 60 to 89 Days Past Due [Member] | Non-covered Loans [Member]    
Non-covered 0 0
Consumer and Other Portfolio Segment [Member] | Other Loan [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Non-covered Loans [Member]    
Non-covered 0 0
Consumer and Other Portfolio Segment [Member] | Other Loan [Member] | Financial Asset, Past Due [Member] | Non-covered Loans [Member]    
Non-covered 0 0
Consumer and Other Portfolio Segment [Member] | Other Loan [Member] | Financial Asset, Not Past Due [Member] | Non-covered Loans [Member]    
Non-covered $ 2,110 $ 1,650