v3.26.1
Loans - Schedule of Amortized Costs by Segment of Loans by Risk Category and Origination Date (Details) - USD ($)
$ in Thousands
6 Months Ended 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year $ 590,230   $ 1,253,253
Year before current fiscal year 1,301,997   708,484
Two years before current fiscal year 727,242   540,469
Three years before current year 538,485   1,099,017
Four years before current fiscal year 2,992,295   556,535
Prior 3,499,455   1,167,618
Revolving Loans Converted to Term 195,958   174,929
Revolving 1,726,890   1,172,875
Total 11,572,552   6,673,180
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract]      
Current fiscal year, writeoffs 0   0
Year before current fiscal year, writeoffs 0   991
Two years before current fiscal year, writeoffs 0   1,782
Three years before current year, writeoffs 9,342   16,734
Four years before current fiscal year, writeoffs 2,000   125
Prior 3,402   4,782
Revolving Loans Converted to Term 3,574   2,974
Revolving 34,903   1,598
Total 53,221 $ 14,409 28,986
Pass      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 589,297   1,242,545
Year before current fiscal year 1,233,583   649,368
Two years before current fiscal year 653,478   460,472
Three years before current year 405,644   955,480
Four years before current fiscal year 2,598,334   493,700
Prior 2,974,836   1,096,090
Revolving Loans Converted to Term 168,459   131,169
Revolving 1,594,886   1,122,056
Total 10,218,517   6,150,880
Pass/Watch      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 141   7,542
Year before current fiscal year 18,244   29,968
Two years before current fiscal year 27,986   14,733
Three years before current year 63,613   53,401
Four years before current fiscal year 171,053   41,863
Prior 142,656   35,901
Revolving Loans Converted to Term 9,347   4,069
Revolving 25,795   23,092
Total 458,835   210,569
Special Mention      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 194   1,644
Year before current fiscal year 38,634   28,580
Two years before current fiscal year 34,984   30,343
Three years before current year 16,044   55,318
Four years before current fiscal year 89,480   5,141
Prior 137,065   6,141
Revolving Loans Converted to Term 2,904   17,330
Revolving 65,099   14,443
Total 384,404   158,940
Substandard - Accruing      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 586   1,522
Year before current fiscal year 10,893   0
Two years before current fiscal year 4,762   34,416
Three years before current year 24,127   10,397
Four years before current fiscal year 71,927   13,964
Prior 184,785   14,227
Revolving Loans Converted to Term 15,001   5,571
Revolving 8,732   12,613
Total 320,813   92,710
Substandard - Nonaccrual      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 12   0
Year before current fiscal year 643   568
Two years before current fiscal year 3,408   505
Three years before current year 17,431   23,462
Four years before current fiscal year 60,183   1,867
Prior 55,406   15,259
Revolving Loans Converted to Term 247   16,790
Revolving 28,296   262
Total 165,626   58,713
Doubtful      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 0   0
Year before current fiscal year 0   0
Two years before current fiscal year 2,624   0
Three years before current year 11,626   959
Four years before current fiscal year 1,318   0
Prior 4,707   0
Revolving Loans Converted to Term 0   0
Revolving 4,082   409
Total 24,357   1,368
Commercial and industrial      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 338,580   743,751
Year before current fiscal year 649,150   339,595
Two years before current fiscal year 304,104   226,283
Three years before current year 199,825   220,408
Four years before current fiscal year 219,062   141,239
Prior 227,120   90,923
Revolving Loans Converted to Term 110,376   98,816
Revolving 1,531,555   1,076,852
Total 3,579,772   2,937,867
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract]      
Current fiscal year, writeoffs 0   0
Year before current fiscal year, writeoffs 0   983
Two years before current fiscal year, writeoffs 0   1,765
Three years before current year, writeoffs 9,342   16,676
Four years before current fiscal year, writeoffs 0   83
Prior 3,140   1,846
Revolving Loans Converted to Term 3,574   2,973
Revolving 34,897   1,474
Total 50,953   25,800
Commercial and industrial | Pass      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 337,788   740,012
Year before current fiscal year 592,806   298,940
Two years before current fiscal year 259,878   169,246
Three years before current year 144,170   149,909
Four years before current fiscal year 159,968   121,886
Prior 195,163   80,362
Revolving Loans Converted to Term 89,770   57,063
Revolving 1,464,278   1,039,368
Total 3,243,821   2,656,786
Commercial and industrial | Pass/Watch      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 0   2,217
Year before current fiscal year 15,896   26,707
Two years before current fiscal year 19,304   11,607
Three years before current year 10,566   26,316
Four years before current fiscal year 1,176   1,005
Prior 10,194   2,868
Revolving Loans Converted to Term 2,555   2,195
Revolving 7,897   9,782
Total 67,588   82,697
Commercial and industrial | Special Mention      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 194   0
Year before current fiscal year 37,783   13,948
Two years before current fiscal year 20,538   20,570
Three years before current year 8,947   23,243
Four years before current fiscal year 19,871   3,338
Prior 4,857   295
Revolving Loans Converted to Term 2,904   17,330
Revolving 18,548   14,443
Total 113,642   93,167
Commercial and industrial | Substandard - Accruing      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 586   1,522
Year before current fiscal year 2,421   0
Two years before current fiscal year 520   24,860
Three years before current year 18,337   9,031
Four years before current fiscal year 13,547   13,523
Prior 4,158   4,387
Revolving Loans Converted to Term 15,001   5,571
Revolving 8,713   12,613
Total 63,283   71,507
Commercial and industrial | Substandard - Nonaccrual      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 12   0
Year before current fiscal year 244   0
Two years before current fiscal year 1,240   0
Three years before current year 6,179   10,950
Four years before current fiscal year 23,182   1,487
Prior 8,041   3,011
Revolving Loans Converted to Term 146   16,657
Revolving 28,037   237
Total 67,081   32,342
Commercial and industrial | Doubtful      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 0   0
Year before current fiscal year 0   0
Two years before current fiscal year 2,624   0
Three years before current year 11,626   959
Four years before current fiscal year 1,318   0
Prior 4,707   0
Revolving Loans Converted to Term 0   0
Revolving 4,082   409
Total 24,357   1,368
Commercial Real Estate      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 159,309   331,052
Year before current fiscal year 467,362   192,766
Two years before current fiscal year 250,830   208,676
Three years before current year 212,316   348,134
Four years before current fiscal year 1,637,656   253,075
Prior 2,048,275   469,006
Revolving Loans Converted to Term 83,032   73,555
Revolving 119,253   45,532
Total 4,978,033   1,921,796
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract]      
Current fiscal year, writeoffs 0   0
Year before current fiscal year, writeoffs 0   0
Two years before current fiscal year, writeoffs 0   0
Three years before current year, writeoffs 0   0
Four years before current fiscal year, writeoffs 2,000   0
Prior 0   0
Revolving Loans Converted to Term 0   0
Revolving 0   0
Total 2,000   0
Commercial Real Estate | Pass      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 159,309   330,002
Year before current fiscal year 457,550   177,567
Two years before current fiscal year 229,220   189,177
Three years before current year 164,820   294,706
Four years before current fiscal year 1,350,502   216,633
Prior 1,607,218   423,278
Revolving Loans Converted to Term 76,276   71,796
Revolving 59,721   35,370
Total 4,104,616   1,738,529
Commercial Real Estate | Pass/Watch      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 0   1,050
Year before current fiscal year 942   998
Two years before current fiscal year 3,100   558
Three years before current year 25,563   20,613
Four years before current fiscal year 138,578   34,198
Prior 120,199   25,075
Revolving Loans Converted to Term 6,756   1,759
Revolving 14,482   10,162
Total 309,620   94,413
Commercial Real Estate | Special Mention      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 0   0
Year before current fiscal year 0   14,201
Two years before current fiscal year 14,057   9,385
Three years before current year 6,708   31,449
Four years before current fiscal year 67,928   1,803
Prior 120,878   5,663
Revolving Loans Converted to Term 0   0
Revolving 45,050   0
Total 254,621   62,501
Commercial Real Estate | Substandard - Accruing      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 0   0
Year before current fiscal year 8,472   0
Two years before current fiscal year 4,242   9,556
Three years before current year 5,790   1,366
Four years before current fiscal year 57,082   441
Prior 164,913   9,791
Revolving Loans Converted to Term 0   0
Revolving 0   0
Total 240,499   21,154
Commercial Real Estate | Substandard - Nonaccrual      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 0   0
Year before current fiscal year 398   0
Two years before current fiscal year 211   0
Three years before current year 9,435   0
Four years before current fiscal year 23,566   0
Prior 35,067   5,199
Revolving Loans Converted to Term 0   0
Revolving 0   0
Total 68,677   5,199
Commercial Real Estate | Non-owner occupied      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 55,135   161,082
Year before current fiscal year 161,030   38,766
Two years before current fiscal year 28,889   58,184
Three years before current year 71,135   110,562
Four years before current fiscal year 295,483   132,114
Prior 467,961   202,110
Revolving Loans Converted to Term 17,589   9,375
Revolving 97,950   29,809
Total 1,195,172   742,002
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract]      
Current fiscal year, writeoffs 0   0
Year before current fiscal year, writeoffs 0   0
Two years before current fiscal year, writeoffs 0   0
Three years before current year, writeoffs 0   0
Four years before current fiscal year, writeoffs 0   0
Prior 0   0
Revolving Loans Converted to Term 0   0
Revolving 0   0
Total 0   0
Commercial Real Estate | Non-owner occupied | Pass      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 55,135   161,082
Year before current fiscal year 161,030   38,766
Two years before current fiscal year 28,889   58,184
Three years before current year 70,739   100,232
Four years before current fiscal year 254,371   103,191
Prior 400,554   190,446
Revolving Loans Converted to Term 15,834   7,616
Revolving 42,839   19,647
Total 1,029,391   679,164
Commercial Real Estate | Non-owner occupied | Pass/Watch      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 0   0
Year before current fiscal year 0   0
Two years before current fiscal year 0   0
Three years before current year 0   8,964
Four years before current fiscal year 27,219   28,923
Prior 23,191   7,023
Revolving Loans Converted to Term 1,755   1,759
Revolving 10,061   10,162
Total 62,226   56,831
Commercial Real Estate | Non-owner occupied | Special Mention      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 0   0
Year before current fiscal year 0   0
Two years before current fiscal year 0   0
Three years before current year 396   0
Four years before current fiscal year 12,411   0
Prior 19,612   246
Revolving Loans Converted to Term 0   0
Revolving 45,050   0
Total 77,469   246
Commercial Real Estate | Non-owner occupied | Substandard - Accruing      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 0   0
Year before current fiscal year 0   0
Two years before current fiscal year 0   0
Three years before current year 0   1,366
Four years before current fiscal year 1,482   0
Prior 19,969   214
Revolving Loans Converted to Term 0   0
Revolving 0   0
Total 21,451   1,580
Commercial Real Estate | Non-owner occupied | Substandard - Nonaccrual      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 0   0
Year before current fiscal year 0   0
Two years before current fiscal year 0   0
Three years before current year 0   0
Four years before current fiscal year 0   0
Prior 4,635   4,181
Revolving Loans Converted to Term 0   0
Revolving 0   0
Total 4,635   4,181
Commercial Real Estate | Owner occupied      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 63,216   101,496
Year before current fiscal year 100,501   100,877
Two years before current fiscal year 104,288   82,134
Three years before current year 83,850   52,387
Four years before current fiscal year 69,897   83,368
Prior 489,735   240,522
Revolving Loans Converted to Term 34,055   34,639
Revolving 5,684   5,351
Total 951,226   700,774
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract]      
Current fiscal year, writeoffs 0   0
Year before current fiscal year, writeoffs 0   0
Two years before current fiscal year, writeoffs 0   0
Three years before current year, writeoffs 0   0
Four years before current fiscal year, writeoffs 0   0
Prior 0   0
Revolving Loans Converted to Term 0   0
Revolving 0   0
Total 0   0
Commercial Real Estate | Owner occupied | Pass      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 63,216   101,496
Year before current fiscal year 98,510   88,319
Two years before current fiscal year 91,834   70,010
Three years before current year 69,360   37,308
Four years before current fiscal year 60,553   77,652
Prior 429,560   207,336
Revolving Loans Converted to Term 34,055   34,639
Revolving 5,684   5,351
Total 852,772   622,111
Commercial Real Estate | Owner occupied | Pass/Watch      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 0   0
Year before current fiscal year 0   93
Two years before current fiscal year 92   558
Three years before current year 0   8,403
Four years before current fiscal year 2,735   5,275
Prior 17,004   17,174
Revolving Loans Converted to Term 0   0
Revolving 0   0
Total 19,831   31,503
Commercial Real Estate | Owner occupied | Special Mention      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 0   0
Year before current fiscal year 0   12,465
Two years before current fiscal year 12,362   2,010
Three years before current year 3,808   6,676
Four years before current fiscal year 6,609   0
Prior 19,705   5,417
Revolving Loans Converted to Term 0   0
Revolving 0   0
Total 42,484   26,568
Commercial Real Estate | Owner occupied | Substandard - Accruing      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 0   0
Year before current fiscal year 1,991   0
Two years before current fiscal year 0   9,556
Three years before current year 1,247   0
Four years before current fiscal year 0   441
Prior 17,725   9,577
Revolving Loans Converted to Term 0   0
Revolving 0   0
Total 20,963   19,574
Commercial Real Estate | Owner occupied | Substandard - Nonaccrual      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 0   0
Year before current fiscal year 0   0
Two years before current fiscal year 0   0
Three years before current year 9,435   0
Four years before current fiscal year 0   0
Prior 5,741   1,018
Revolving Loans Converted to Term 0   0
Revolving 0   0
Total 15,176   1,018
Commercial Real Estate | Construction and land      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 22,801   33,241
Year before current fiscal year 68,680   48,666
Two years before current fiscal year 51,419   67,049
Three years before current year 9,058   76,145
Four years before current fiscal year 10,937   6,319
Prior 18,952   7,779
Revolving Loans Converted to Term 20,975   19,081
Revolving 15,619   10,372
Total 218,441   268,652
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract]      
Current fiscal year, writeoffs 0   0
Year before current fiscal year, writeoffs 0   0
Two years before current fiscal year, writeoffs 0   0
Three years before current year, writeoffs 0   0
Four years before current fiscal year, writeoffs 0   0
Prior 0   0
Revolving Loans Converted to Term 0   0
Revolving 0   0
Total 0   0
Commercial Real Estate | Construction and land | Pass      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 22,801   32,191
Year before current fiscal year 60,859   46,025
Two years before current fiscal year 48,609   59,674
Three years before current year 2,011   48,126
Four years before current fiscal year 10,937   6,319
Prior 17,163   7,779
Revolving Loans Converted to Term 20,975   19,081
Revolving 11,198   10,372
Total 194,553   229,567
Commercial Real Estate | Construction and land | Pass/Watch      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 0   1,050
Year before current fiscal year 942   905
Two years before current fiscal year 904   0
Three years before current year 0   3,246
Four years before current fiscal year 0   0
Prior 0   0
Revolving Loans Converted to Term 0   0
Revolving 4,421   0
Total 6,267   5,201
Commercial Real Estate | Construction and land | Special Mention      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 0   0
Year before current fiscal year 0   1,736
Two years before current fiscal year 1,695   7,375
Three years before current year 2,504   24,773
Four years before current fiscal year 0   0
Prior 0   0
Revolving Loans Converted to Term 0   0
Revolving 0   0
Total 4,199   33,884
Commercial Real Estate | Construction and land | Substandard - Accruing      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 0    
Year before current fiscal year 6,481    
Two years before current fiscal year 0    
Three years before current year 4,543    
Four years before current fiscal year 0    
Prior 0    
Revolving Loans Converted to Term 0    
Revolving 0    
Total 11,024    
Commercial Real Estate | Construction and land | Substandard - Nonaccrual      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 0    
Year before current fiscal year 398    
Two years before current fiscal year 211    
Three years before current year 0    
Four years before current fiscal year 0    
Prior 1,789    
Revolving Loans Converted to Term 0    
Revolving 0    
Total 2,398    
Commercial Real Estate | Multifamily      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 18,157   35,233
Year before current fiscal year 137,151   4,457
Two years before current fiscal year 66,234   1,309
Three years before current year 48,273   109,040
Four years before current fiscal year 1,261,339   31,274
Prior 1,071,627   18,595
Revolving Loans Converted to Term 10,413   10,460
Revolving 0   0
Total 2,613,194   210,368
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract]      
Current fiscal year, writeoffs 0   0
Year before current fiscal year, writeoffs 0   0
Two years before current fiscal year, writeoffs 0   0
Three years before current year, writeoffs 0   0
Four years before current fiscal year, writeoffs 2,000   0
Prior 0   0
Revolving Loans Converted to Term 0   0
Revolving 0   0
Total 2,000   0
Commercial Real Estate | Multifamily | Pass      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 18,157   35,233
Year before current fiscal year 137,151   4,457
Two years before current fiscal year 59,888   1,309
Three years before current year 22,710   109,040
Four years before current fiscal year 1,024,641   29,471
Prior 759,941   17,717
Revolving Loans Converted to Term 5,412   10,460
Revolving 0   0
Total 2,027,900   207,687
Commercial Real Estate | Multifamily | Pass/Watch      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 0   0
Year before current fiscal year 0   0
Two years before current fiscal year 2,104   0
Three years before current year 25,563   0
Four years before current fiscal year 108,624   0
Prior 80,004   878
Revolving Loans Converted to Term 5,001   0
Revolving 0   0
Total 221,296   878
Commercial Real Estate | Multifamily | Special Mention      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 0   0
Year before current fiscal year 0   0
Two years before current fiscal year 0   0
Three years before current year 0   0
Four years before current fiscal year 48,908   1,803
Prior 81,561   0
Revolving Loans Converted to Term 0   0
Revolving 0   0
Total 130,469   1,803
Commercial Real Estate | Multifamily | Substandard - Accruing      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 0    
Year before current fiscal year 0    
Two years before current fiscal year 4,242    
Three years before current year 0    
Four years before current fiscal year 55,600    
Prior 127,219    
Revolving Loans Converted to Term 0    
Revolving 0    
Total 187,061    
Commercial Real Estate | Multifamily | Substandard - Nonaccrual      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 0    
Year before current fiscal year 0    
Two years before current fiscal year 0    
Three years before current year 0    
Four years before current fiscal year 23,566    
Prior 22,902    
Revolving Loans Converted to Term 0    
Revolving 0    
Total 46,468    
Residential real estate      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 88,057   157,570
Year before current fiscal year 164,783   138,588
Two years before current fiscal year 122,990   103,674
Three years before current year 100,005   522,390
Four years before current fiscal year 721,259   107,939
Prior 669,690   172,299
Revolving Loans Converted to Term 2,435   2,347
Revolving 44,356   16,279
Total 1,913,575   1,221,086
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract]      
Current fiscal year, writeoffs 0   0
Year before current fiscal year, writeoffs 0   0
Two years before current fiscal year, writeoffs 0   0
Three years before current year, writeoffs 0   0
Four years before current fiscal year, writeoffs 0   0
Prior 178   74
Revolving Loans Converted to Term 0   0
Revolving 0   0
Total 178   74
Residential real estate | Pass      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 88,057   151,678
Year before current fiscal year 162,636   135,326
Two years before current fiscal year 120,433   100,216
Three years before current year 95,161   502,785
Four years before current fiscal year 698,451   101,673
Prior 645,108   157,612
Revolving Loans Converted to Term 2,300   2,160
Revolving 43,309   16,254
Total 1,855,455   1,167,704
Residential real estate | Pass/Watch      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 0   4,248
Year before current fiscal year 1,296   2,263
Two years before current fiscal year 223   2,565
Three years before current year 2,638   6,467
Four years before current fiscal year 6,394   5,888
Prior 9,049   7,450
Revolving Loans Converted to Term 34   54
Revolving 267   0
Total 19,901   28,935
Residential real estate | Special Mention      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 0   1,644
Year before current fiscal year 851   431
Two years before current fiscal year 389   388
Three years before current year 389   626
Four years before current fiscal year 1,681   0
Prior 1,998   183
Revolving Loans Converted to Term 0   0
Revolving 502   0
Total 5,810   3,272
Residential real estate | Substandard - Accruing      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 0   0
Year before current fiscal year 0   0
Two years before current fiscal year 0   0
Three years before current year 0   0
Four years before current fiscal year 1,298   0
Prior 1,276   49
Revolving Loans Converted to Term 0   0
Revolving 19   0
Total 2,593   49
Residential real estate | Substandard - Nonaccrual      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 0   0
Year before current fiscal year 0   568
Two years before current fiscal year 1,945   505
Three years before current year 1,817   12,512
Four years before current fiscal year 13,435   378
Prior 12,259   7,005
Revolving Loans Converted to Term 101   133
Revolving 259   25
Total 29,816   21,126
Public Finance      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 275   6,725
Year before current fiscal year 6,722   30,469
Two years before current fiscal year 37,357   1,066
Three years before current year 1,045   0
Four years before current fiscal year 384,874   41,450
Prior 524,073   418,758
Revolving Loans Converted to Term 0   0
Revolving 3,210   3,114
Total 957,556   501,582
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract]      
Current fiscal year, writeoffs 0   0
Year before current fiscal year, writeoffs 0   0
Two years before current fiscal year, writeoffs 0   0
Three years before current year, writeoffs 0   0
Four years before current fiscal year, writeoffs 0   0
Prior 0   1,922
Revolving Loans Converted to Term 0   0
Revolving 0   0
Total 0   1,922
Public Finance | Pass      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 275   6,725
Year before current fiscal year 6,722   30,469
Two years before current fiscal year 37,357   1,066
Three years before current year 1,045   0
Four years before current fiscal year 380,065   41,450
Prior 500,303   418,758
Revolving Loans Converted to Term 0   0
Revolving 3,210   3,114
Total 928,977   501,582
Public Finance | Pass/Watch      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 0    
Year before current fiscal year 0    
Two years before current fiscal year 0    
Three years before current year 0    
Four years before current fiscal year 4,809    
Prior 0    
Revolving Loans Converted to Term 0    
Revolving 0    
Total 4,809    
Public Finance | Special Mention      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 0    
Year before current fiscal year 0    
Two years before current fiscal year 0    
Three years before current year 0    
Four years before current fiscal year 0    
Prior 9,332    
Revolving Loans Converted to Term 0    
Revolving 0    
Total 9,332    
Public Finance | Substandard - Accruing      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 0    
Year before current fiscal year 0    
Two years before current fiscal year 0    
Three years before current year 0    
Four years before current fiscal year 0    
Prior 14,438    
Revolving Loans Converted to Term 0    
Revolving 0    
Total 14,438    
Consumer      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 1,589   2,496
Year before current fiscal year 1,839   2,121
Two years before current fiscal year 1,470   770
Three years before current year 450   764
Four years before current fiscal year 593   3,032
Prior 11,408   10,087
Revolving Loans Converted to Term 115   211
Revolving 12,105   13,170
Total 29,569   32,651
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract]      
Current fiscal year, writeoffs 0   0
Year before current fiscal year, writeoffs 0   8
Two years before current fiscal year, writeoffs 0   17
Three years before current year, writeoffs 0   58
Four years before current fiscal year, writeoffs 0   42
Prior 84   197
Revolving Loans Converted to Term 0   1
Revolving 6   124
Total 90   447
Consumer | Pass      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 1,448   2,469
Year before current fiscal year 1,813   2,121
Two years before current fiscal year 1,458   767
Three years before current year 448   759
Four years before current fiscal year 590   2,930
Prior 10,771   9,535
Revolving Loans Converted to Term 113   150
Revolving 10,959   13,026
Total 27,600   31,757
Consumer | Pass/Watch      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 141   27
Year before current fiscal year 25   0
Two years before current fiscal year 0   3
Three years before current year 2   5
Four years before current fiscal year 3   100
Prior 598   508
Revolving Loans Converted to Term 2   61
Revolving 147   144
Total 918   848
Consumer | Special Mention      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 0    
Year before current fiscal year 0    
Two years before current fiscal year 0    
Three years before current year 0    
Four years before current fiscal year 0    
Prior 0    
Revolving Loans Converted to Term 0    
Revolving 999    
Total 999    
Consumer | Substandard - Nonaccrual      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 0   0
Year before current fiscal year 1   0
Two years before current fiscal year 12   0
Three years before current year 0   0
Four years before current fiscal year 0   2
Prior 39   44
Revolving Loans Converted to Term 0   0
Revolving 0   0
Total 52   46
Other      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 2,420   11,659
Year before current fiscal year 12,141   4,945
Two years before current fiscal year 10,491   0
Three years before current year 24,844   7,321
Four years before current fiscal year 28,851   9,800
Prior 18,889   6,545
Revolving Loans Converted to Term 0   0
Revolving 16,411   17,928
Total 114,047   58,198
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract]      
Current fiscal year, writeoffs 0   0
Year before current fiscal year, writeoffs 0   0
Two years before current fiscal year, writeoffs 0   0
Three years before current year, writeoffs 0   0
Four years before current fiscal year, writeoffs 0   0
Prior 0   743
Revolving Loans Converted to Term 0   0
Revolving 0   0
Total 0   743
Other | Pass      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 2,420   11,659
Year before current fiscal year 12,056   4,945
Two years before current fiscal year 5,132   0
Three years before current year 0   7,321
Four years before current fiscal year 8,758   9,128
Prior 16,273   6,545
Revolving Loans Converted to Term 0   0
Revolving 13,409   14,924
Total 58,048   54,522
Other | Pass/Watch      
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]      
Current fiscal year 0   0
Year before current fiscal year 85   0
Two years before current fiscal year 5,359   0
Three years before current year 24,844   0
Four years before current fiscal year 20,093   672
Prior 2,616   0
Revolving Loans Converted to Term 0   0
Revolving 3,002   3,004
Total $ 55,999   $ 3,676