v3.26.3
Loans and Allowance for Credit Losses Schedule of Loans by Credit Quality Indicator (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Dec. 31, 2024
Dec. 31, 2025
Loans, Recorded Investment [Line Items]            
Allowance for credit loss, charge-offs $ 0 $ 35 $ 19 $ 35    
Commercial [Member]            
Loans, Recorded Investment [Line Items]            
Loans, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 84,432   84,432     $ 141,916
Loans, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 88,213   88,213     51,588
Loans, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 40,211   40,211     46,215
Loans, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 21,967   21,967     61,260
Loans, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 43,502   43,502     26,387
Loans, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 50,265   50,265     43,088
Loans, Excluding Accrued Interest, Revolving 129,826   129,826     134,605
Loans, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] 458,416   458,416     505,059
Loans, Allowance for Credit Loss, Charge-off, Year One, Originated, Current Fiscal Year     0   $ 0  
Loans, Allowance For Credit Loss, Charge-off, Year Two, Originated, Fiscal Year before Current Fiscal Year     0   0  
Loans, Allowance for Credit Loss, Charge-off, Year Three, Two Years before Current Fiscal Year     0   0  
Loans, Allowance for Credit Loss, Charge-off, Year Four, Originated, Three Years before Current Fiscal Year     0   0  
Loans, Allowance for Credit Loss, Charge-off, Year Five, Originated, Four Years before Current Fiscal Year     0   0  
Loans, Allowance for Credit Loss, Charge-off, Originated, More than Five Years before Current Fiscal Year     1   0  
Loans, Allowance for Credit Loss, Charge-off, Revolving     0   0  
Allowance for credit loss, charge-offs 0 0 1 0 0  
Commercial [Member] | Pass [Member]            
Loans, Recorded Investment [Line Items]            
Loans, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 83,629   83,629     138,785
Loans, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 86,730   86,730     50,820
Loans, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 39,935   39,935     45,188
Loans, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 21,560   21,560     60,692
Loans, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 43,434   43,434     26,356
Loans, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 50,265   50,265     43,088
Loans, Excluding Accrued Interest, Revolving 126,289   126,289     130,280
Loans, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] 451,842   451,842     495,209
Commercial [Member] | Watch [Member]            
Loans, Recorded Investment [Line Items]            
Loans, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 87   87     3,131
Loans, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 1,483   1,483     768
Loans, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 276   276     1,027
Loans, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 285   285     568
Loans, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 68   68     31
Loans, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Revolving 250   250     4,325
Loans, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] 2,449   2,449     9,850
Commercial [Member] | Substandard [Member]            
Loans, Recorded Investment [Line Items]            
Loans, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 716   716     0
Loans, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 122   122     0
Loans, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Revolving 3,287   3,287     0
Loans, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] 4,125   4,125     0
Commercial [Member] | Doubtful [Member]            
Loans, Recorded Investment [Line Items]            
Loans, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Revolving 0   0     0
Loans, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] 0   0     0
Construction, land and land development [Member]            
Loans, Recorded Investment [Line Items]            
Loans, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 130,459   130,459     126,190
Loans, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 37,296   37,296     15,669
Loans, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 3,845   3,845     119,117
Loans, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 26,229   26,229     73,287
Loans, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 5,038   5,038     3,107
Loans, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 887   887     125
Loans, Excluding Accrued Interest, Revolving 85,862   85,862     89,338
Loans, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] 289,616   289,616     426,833
Loans, Allowance for Credit Loss, Charge-off, Year One, Originated, Current Fiscal Year     0   0  
Loans, Allowance For Credit Loss, Charge-off, Year Two, Originated, Fiscal Year before Current Fiscal Year     0   0  
Loans, Allowance for Credit Loss, Charge-off, Year Three, Two Years before Current Fiscal Year     0   0  
Loans, Allowance for Credit Loss, Charge-off, Year Four, Originated, Three Years before Current Fiscal Year     0   0  
Loans, Allowance for Credit Loss, Charge-off, Year Five, Originated, Four Years before Current Fiscal Year     0   0  
Loans, Allowance for Credit Loss, Charge-off, Originated, More than Five Years before Current Fiscal Year     0   0  
Loans, Allowance for Credit Loss, Charge-off, Revolving     0   0  
Allowance for credit loss, charge-offs 0 0 0 0 0  
Construction, land and land development [Member] | Pass [Member]            
Loans, Recorded Investment [Line Items]            
Loans, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 130,459   130,459     125,890
Loans, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 37,296   37,296     15,669
Loans, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 3,845   3,845     119,117
Loans, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 26,229   26,229     73,287
Loans, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 5,038   5,038     3,107
Loans, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 887   887     125
Loans, Excluding Accrued Interest, Revolving 85,862   85,862     89,338
Loans, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] 289,616   289,616     426,533
Construction, land and land development [Member] | Watch [Member]            
Loans, Recorded Investment [Line Items]            
Loans, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0     300
Loans, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Revolving 0   0     0
Loans, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] 0   0     300
Construction, land and land development [Member] | Substandard [Member]            
Loans, Recorded Investment [Line Items]            
Loans, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Revolving 0   0     0
Loans, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] 0   0     0
Construction, land and land development [Member] | Doubtful [Member]            
Loans, Recorded Investment [Line Items]            
Loans, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Revolving 0   0     0
Loans, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] 0   0     0
1-4 family residential first mortgages [Member]            
Loans, Recorded Investment [Line Items]            
Loans, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 29,509   29,509     42,668
Loans, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 68,163   68,163     5,387
Loans, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 5,095   5,095     12,742
Loans, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 10,558   10,558     16,055
Loans, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 15,340   15,340     11,858
Loans, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 4,505   4,505     3,269
Loans, Excluding Accrued Interest, Revolving 710   710     1,143
Loans, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] 133,880   133,880     93,122
Loans, Allowance for Credit Loss, Charge-off, Year One, Originated, Current Fiscal Year     0   0  
Loans, Allowance For Credit Loss, Charge-off, Year Two, Originated, Fiscal Year before Current Fiscal Year     0   0  
Loans, Allowance for Credit Loss, Charge-off, Year Three, Two Years before Current Fiscal Year     0   0  
Loans, Allowance for Credit Loss, Charge-off, Year Four, Originated, Three Years before Current Fiscal Year     0   0  
Loans, Allowance for Credit Loss, Charge-off, Year Five, Originated, Four Years before Current Fiscal Year     0   0  
Loans, Allowance for Credit Loss, Charge-off, Originated, More than Five Years before Current Fiscal Year     0   27  
Loans, Allowance for Credit Loss, Charge-off, Revolving     0   0  
Allowance for credit loss, charge-offs 0 27 0 27 27  
1-4 family residential first mortgages [Member] | Pass [Member]            
Loans, Recorded Investment [Line Items]            
Loans, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 29,509   29,509     36,210
Loans, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 68,163   68,163     5,387
Loans, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 5,095   5,095     10,563
Loans, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 8,445   8,445     16,055
Loans, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 15,340   15,340     11,858
Loans, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 4,505   4,505     3,269
Loans, Excluding Accrued Interest, Revolving 710   710     1,143
Loans, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] 131,767   131,767     84,485
1-4 family residential first mortgages [Member] | Watch [Member]            
Loans, Recorded Investment [Line Items]            
Loans, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0     6,458
Loans, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0     2,179
Loans, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 2,113   2,113     0
Loans, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Revolving 0   0     0
Loans, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] 2,113   2,113     8,637
1-4 family residential first mortgages [Member] | Substandard [Member]            
Loans, Recorded Investment [Line Items]            
Loans, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Revolving 0   0     0
Loans, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] 0   0     0
1-4 family residential first mortgages [Member] | Doubtful [Member]            
Loans, Recorded Investment [Line Items]            
Loans, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Revolving 0   0     0
Loans, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] 0   0     0
Home equity [Member]            
Loans, Recorded Investment [Line Items]            
Loans, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 1,468   1,468     2,581
Loans, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 2,301   2,301     283
Loans, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 280   280     2,618
Loans, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 2,331   2,331     151
Loans, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 81   81     368
Loans, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 176   176     0
Loans, Excluding Accrued Interest, Revolving 19,694   19,694     20,087
Loans, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] 26,331   26,331     26,088
Loans, Allowance for Credit Loss, Charge-off, Year One, Originated, Current Fiscal Year     0   0  
Loans, Allowance For Credit Loss, Charge-off, Year Two, Originated, Fiscal Year before Current Fiscal Year     0   0  
Loans, Allowance for Credit Loss, Charge-off, Year Three, Two Years before Current Fiscal Year     0   0  
Loans, Allowance for Credit Loss, Charge-off, Year Four, Originated, Three Years before Current Fiscal Year     0   0  
Loans, Allowance for Credit Loss, Charge-off, Year Five, Originated, Four Years before Current Fiscal Year     0   8  
Loans, Allowance for Credit Loss, Charge-off, Originated, More than Five Years before Current Fiscal Year     0   0  
Loans, Allowance for Credit Loss, Charge-off, Revolving     0   0  
Allowance for credit loss, charge-offs 0 8 0 8 8  
Home equity [Member] | Pass [Member]            
Loans, Recorded Investment [Line Items]            
Loans, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 1,468   1,468     2,581
Loans, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 2,301   2,301     283
Loans, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 280   280     2,618
Loans, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 2,331   2,331     151
Loans, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 81   81     368
Loans, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 176   176     0
Loans, Excluding Accrued Interest, Revolving 19,694   19,694     20,087
Loans, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] 26,331   26,331     26,088
Home equity [Member] | Watch [Member]            
Loans, Recorded Investment [Line Items]            
Loans, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Revolving 0   0     0
Loans, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] 0   0     0
Home equity [Member] | Substandard [Member]            
Loans, Recorded Investment [Line Items]            
Loans, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Revolving 0   0     0
Loans, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] 0   0     0
Home equity [Member] | Doubtful [Member]            
Loans, Recorded Investment [Line Items]            
Loans, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Revolving 0   0     0
Loans, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] 0   0     0
Commercial real estate [Member]            
Loans, Recorded Investment [Line Items]            
Loans, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 603,652   603,652     352,233
Loans, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 242,387   242,387     226,714
Loans, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 158,669   158,669     134,358
Loans, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 126,880   126,880     409,576
Loans, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 361,246   361,246     400,372
Loans, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 532,621   532,621     344,525
Loans, Excluding Accrued Interest, Revolving 43,071   43,071     61,988
Loans, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] 2,068,526   2,068,526     1,929,766
Loans, Allowance for Credit Loss, Charge-off, Year One, Originated, Current Fiscal Year     0   0  
Loans, Allowance For Credit Loss, Charge-off, Year Two, Originated, Fiscal Year before Current Fiscal Year     0   0  
Loans, Allowance for Credit Loss, Charge-off, Year Three, Two Years before Current Fiscal Year     0   0  
Loans, Allowance for Credit Loss, Charge-off, Year Four, Originated, Three Years before Current Fiscal Year     0   0  
Loans, Allowance for Credit Loss, Charge-off, Year Five, Originated, Four Years before Current Fiscal Year     0   0  
Loans, Allowance for Credit Loss, Charge-off, Originated, More than Five Years before Current Fiscal Year     0   0  
Loans, Allowance for Credit Loss, Charge-off, Revolving     0   0  
Allowance for credit loss, charge-offs 0 0 0 0 0  
Commercial real estate [Member] | Pass [Member]            
Loans, Recorded Investment [Line Items]            
Loans, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 600,653   600,653     322,398
Loans, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 240,726   240,726     224,664
Loans, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 156,673   156,673     132,918
Loans, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 126,880   126,880     409,576
Loans, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 361,246   361,246     400,372
Loans, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 527,812   527,812     344,525
Loans, Excluding Accrued Interest, Revolving 43,071   43,071     61,988
Loans, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] 2,057,061   2,057,061     1,896,441
Commercial real estate [Member] | Watch [Member]            
Loans, Recorded Investment [Line Items]            
Loans, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0     29,835
Loans, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 460   460     2,050
Loans, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 1,375   1,375     1,440
Loans, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Revolving 0   0     0
Loans, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] 1,835   1,835     33,325
Commercial real estate [Member] | Substandard [Member]            
Loans, Recorded Investment [Line Items]            
Loans, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 2,999   2,999     0
Loans, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 1,201   1,201     0
Loans, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 621   621     0
Loans, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 4,809   4,809     0
Loans, Excluding Accrued Interest, Revolving 0   0     0
Loans, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] 9,630   9,630     0
Commercial real estate [Member] | Doubtful [Member]            
Loans, Recorded Investment [Line Items]            
Loans, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Revolving 0   0     0
Loans, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] 0   0     0
Consumer and other [Member]            
Loans, Recorded Investment [Line Items]            
Loans, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 153   153     13,966
Loans, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 12,933   12,933     100
Loans, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 50   50     444
Loans, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 333   333     36
Loans, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 19   19     34
Loans, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 110   110     130
Loans, Excluding Accrued Interest, Revolving 7,386   7,386     8,664
Loans, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] 20,984   20,984     23,374
Loans, Allowance for Credit Loss, Charge-off, Year One, Originated, Current Fiscal Year     18   0  
Loans, Allowance For Credit Loss, Charge-off, Year Two, Originated, Fiscal Year before Current Fiscal Year     0   0  
Loans, Allowance for Credit Loss, Charge-off, Year Three, Two Years before Current Fiscal Year     0   0  
Loans, Allowance for Credit Loss, Charge-off, Year Four, Originated, Three Years before Current Fiscal Year     0   0  
Loans, Allowance for Credit Loss, Charge-off, Year Five, Originated, Four Years before Current Fiscal Year     0   0  
Loans, Allowance for Credit Loss, Charge-off, Originated, More than Five Years before Current Fiscal Year     0   0  
Loans, Allowance for Credit Loss, Charge-off, Revolving     0   0  
Allowance for credit loss, charge-offs 0 $ 0 18 $ 0 $ 0  
Consumer and other [Member] | Pass [Member]            
Loans, Recorded Investment [Line Items]            
Loans, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 153   153     13,966
Loans, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 12,933   12,933     100
Loans, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 50   50     444
Loans, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 333   333     36
Loans, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 19   19     34
Loans, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 110   110     130
Loans, Excluding Accrued Interest, Revolving 7,086   7,086     8,549
Loans, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] 20,684   20,684     23,259
Consumer and other [Member] | Watch [Member]            
Loans, Recorded Investment [Line Items]            
Loans, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Revolving 300   300     115
Loans, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] 300   300     115
Consumer and other [Member] | Substandard [Member]            
Loans, Recorded Investment [Line Items]            
Loans, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Revolving 0   0     0
Loans, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] 0   0     0
Consumer and other [Member] | Doubtful [Member]            
Loans, Recorded Investment [Line Items]            
Loans, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0     0
Loans, Excluding Accrued Interest, Revolving 0   0     0
Loans, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] $ 0   $ 0     $ 0