v3.26.1
Note 5 - Loans and Allowance for Credit Losses - Loans by Credit Grade (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Pass $ 123,097 $ 105,230
Pass 93,655 45,778
Pass 42,197 94,987
Pass 88,946 67,785
Pass 57,541 28,214
Pass 190,385 213,360
Pass 42,519 32,608
Loans 638,340 587,962
Charge-offs 0 0
Charge-offs 0 0
Charge-offs 0 0
Charge-offs 0 0
Charge-offs 0 0
Charge-offs 647  
Charge-offs 0  
Charge-offs 647 162
Pass [Member]    
Pass 118,294 100,556
Pass 80,844 45,776
Pass 42,024 94,987
Pass 82,774 67,784
Pass 57,541 28,214
Pass 184,551 202,093
Pass 32,552 32,584
Loans 598,580 571,994
Special Mention [Member]    
Pass 3,197 4,674
Pass 12,811 0
Pass 173 0
Pass 6,172 0
Pass 0 0
Pass 1,219 0
Pass 9,548 0
Loans 33,120 4,674
Substandard [Member]    
Pass 1,606 0
Pass 0 2
Pass 0 0
Pass 0 1
Pass 0 0
Pass 4,615 11,267
Pass 419 24
Loans 6,640 11,294
Doubtful [Member]    
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Loans 0 0
Commercial Real Estate Portfolio Segment [Member]    
Pass 82,200 63,427
Pass 59,062 26,745
Pass 26,415 69,261
Pass 64,904 54,346
Pass 49,841 19,727
Pass 144,303 161,061
Pass 6,001 3,559
Loans 432,726 398,126
Charge-offs 0 0
Charge-offs 0 0
Charge-offs 0 0
Charge-offs 0 0
Charge-offs 0 0
Charge-offs 647 0
Charge-offs 0 0
Charge-offs 647 0
Commercial Real Estate Portfolio Segment [Member] | Pass [Member]    
Pass 79,675 63,427
Pass 46,355 26,745
Pass 26,415 69,261
Pass 59,035 54,346
Pass 49,841 19,727
Pass 138,474 151,876
Pass 5,601 3,559
Loans 405,396 388,941
Charge-offs   162
Charge-offs   0
Charge-offs   162
Commercial Real Estate Portfolio Segment [Member] | Special Mention [Member]    
Pass 2,188 0
Pass 12,707 0
Pass 0 0
Pass 5,869 0
Pass 0 0
Pass 1,219 0
Pass 400 0
Loans 22,383 0
Commercial Real Estate Portfolio Segment [Member] | Substandard [Member]    
Pass 337 0
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Pass 4,610 9,185
Pass 0 0
Loans 4,947 9,185
Commercial Real Estate Portfolio Segment [Member] | Doubtful [Member]    
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Loans 0 0
Construction and Land Development [Member]    
Pass 10,750 14,710
Pass 14,282 3,365
Pass 2,495 1,568
Pass 3,339 1,443
Pass 144 930
Pass 4,689 5,341
Pass 653 0
Loans 36,352 27,357
Charge-offs 0 0
Charge-offs 0 0
Charge-offs 0 0
Charge-offs 0 0
Charge-offs 0 0
Charge-offs 0 0
Charge-offs 0 0
Charge-offs 0 0
Construction and Land Development [Member] | Pass [Member]    
Pass 10,750 14,710
Pass 14,282 3,365
Pass 2,495 1,568
Pass 3,339 1,443
Pass 144 930
Pass 4,689 5,341
Pass 653 0
Loans 36,352 27,357
Construction and Land Development [Member] | Special Mention [Member]    
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Loans 0 0
Construction and Land Development [Member] | Substandard [Member]    
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Loans 0 0
Construction and Land Development [Member] | Doubtful [Member]    
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Loans 0 0
Residential Portfolio Segment [Member]    
Pass 23,422 12,385
Pass 10,190 10,592
Pass 10,011 18,474
Pass 16,757 9,363
Pass 5,606 7,084
Pass 40,740 45,991
Pass 12,198 8,009
Loans 118,924 111,898
Charge-offs 0 0
Charge-offs 0 0
Charge-offs 0 0
Charge-offs 0 0
Charge-offs 0 0
Charge-offs 0 5
Charge-offs 0 0
Charge-offs 0 5
Residential Portfolio Segment [Member] | Pass [Member]    
Pass 22,160 12,385
Pass 10,190 10,592
Pass 10,011 18,474
Pass 16,757 9,363
Pass 5,606 7,084
Pass 40,735 44,409
Pass 12,179 7,985
Loans 117,638 110,292
Residential Portfolio Segment [Member] | Special Mention [Member]    
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Loans 0 0
Residential Portfolio Segment [Member] | Substandard [Member]    
Pass 1,262 0
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Pass 5 1,582
Pass 19 24
Loans 1,286 1,606
Residential Portfolio Segment [Member] | Doubtful [Member]    
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Loans 0 0
Commercial Portfolio Segment [Member]    
Pass 6,348 14,602
Pass 10,067 5,017
Pass 3,240 5,675
Pass 3,946 2,632
Pass 1,950 472
Pass 651 967
Pass 23,667 21,040
Loans 49,869 50,405
Charge-offs 0 0
Charge-offs 0 0
Charge-offs 0 0
Charge-offs 0 0
Charge-offs 0 0
Charge-offs 0 152
Charge-offs 0 0
Charge-offs 0 152
Commercial Portfolio Segment [Member] | Pass [Member]    
Pass 5,332 9,928
Pass 9,963 5,017
Pass 3,067 5,675
Pass 3,643 2,632
Pass 1,950 472
Pass 651 467
Pass 14,119 21,040
Loans 38,725 45,231
Commercial Portfolio Segment [Member] | Special Mention [Member]    
Pass 1,009 4,674
Pass 104 0
Pass 173 0
Pass 303 0
Pass 0 0
Pass 0 0
Pass 9,148 0
Loans 10,737 4,674
Commercial Portfolio Segment [Member] | Substandard [Member]    
Pass 7 0
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 500
Pass 400 0
Loans 407 500
Commercial Portfolio Segment [Member] | Doubtful [Member]    
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Loans 0 0
Consumer Portfolio Segment [Member]    
Pass 377 106
Pass 54 59
Pass 36 9
Pass 0 1
Pass 0 1
Pass 2 0
Pass 0 0
Loans 469 176
Charge-offs 0 0
Charge-offs 0 0
Charge-offs 0 0
Charge-offs 0 0
Charge-offs 0 0
Charge-offs 0 5
Charge-offs 0 0
Charge-offs 0 5
Consumer Portfolio Segment [Member] | Pass [Member]    
Pass 377 106
Pass 54 57
Pass 36 9
Pass 0 0
Pass 0 1
Pass 2 0
Pass 0 0
Loans 469 173
Consumer Portfolio Segment [Member] | Special Mention [Member]    
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Loans 0 0
Consumer Portfolio Segment [Member] | Substandard [Member]    
Pass 0 0
Pass 0 2
Pass 0 0
Pass 0 1
Pass 0 0
Pass 0 0
Pass 0 0
Loans 0 3
Consumer Portfolio Segment [Member] | Doubtful [Member]    
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Pass 0 0
Loans $ 0 $ 0