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LOANS AND LEASES - Commercial and Consumer Credit Exposure by Risk Attribute (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Mar. 31, 2025
Sep. 30, 2024
Dec. 31, 2024
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable, before Allowance for Credit Loss $ 9,872,552   $ 9,943,946
Gross loans and leases, excluding accrued interest 11,724,130   11,761,778
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year Including Revolving 11,513 $ 39,309  
Financing Receivable Allowance For Credit Losses Write Offs Revolving 634 2,811  
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year 10,879 36,498  
Financing Receivable Allowance For Credit Losses Write Offs in Five or More Years Before Latest Fiscal Year 415 15,333  
Financing Receivable Allowance For Credit Losses Write Offs Four Years Before Latest Fiscal Year 314 1,011  
Financing Receivable Allowance For Credit Losses Write Offs Three Years Before Latest Fiscal Year 1,191 6,153  
Financing Receivable Allowance For Credit Losses Write Offs Two Years Before Latest Fiscal Year 8,420 9,835  
Financing Receivable Allowance For Credit Losses Write Offs In Fiscal Year Before Latest Fiscal Year 539 3,429  
Financing Receivable Allowance For Credit Losses Write Offs In Current Fiscal Year 0 737  
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 423,078   2,108,112
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 2,051,652   2,084,260
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 1,962,186   2,094,727
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 1,980,245   1,089,697
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 1,029,667   761,994
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 2,425,724   1,805,156
Financing Receivable, Excluding Accrued Interest, Revolving 1,851,578   1,817,832
Commercial      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year Including Revolving 8,178 14,648  
Financing Receivable Allowance For Credit Losses Write Offs Revolving 134 225  
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year 8,044 14,423  
Financing Receivable Allowance For Credit Losses Write Offs in Five or More Years Before Latest Fiscal Year 373 3,295  
Financing Receivable Allowance For Credit Losses Write Offs Four Years Before Latest Fiscal Year 138 147  
Financing Receivable Allowance For Credit Losses Write Offs Three Years Before Latest Fiscal Year 249 4,106  
Financing Receivable Allowance For Credit Losses Write Offs Two Years Before Latest Fiscal Year 7,235 5,293  
Financing Receivable Allowance For Credit Losses Write Offs In Fiscal Year Before Latest Fiscal Year 49 1,264  
Financing Receivable Allowance For Credit Losses Write Offs In Current Fiscal Year 0 318  
Lease financing      
Financing Receivable, Credit Quality Indicator [Line Items]      
Gross loans and leases, excluding accrued interest 6,487   6,227
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year Including Revolving 1,454 3,392  
Financing Receivable Allowance For Credit Losses Write Offs Revolving 0 0  
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year 1,454 3,392  
Financing Receivable Allowance For Credit Losses Write Offs in Five or More Years Before Latest Fiscal Year 0 1,867  
Financing Receivable Allowance For Credit Losses Write Offs Four Years Before Latest Fiscal Year 0 0  
Financing Receivable Allowance For Credit Losses Write Offs Three Years Before Latest Fiscal Year 325 66  
Financing Receivable Allowance For Credit Losses Write Offs Two Years Before Latest Fiscal Year 868 451  
Financing Receivable Allowance For Credit Losses Write Offs In Fiscal Year Before Latest Fiscal Year 261 1,008  
Financing Receivable Allowance For Credit Losses Write Offs In Current Fiscal Year 0 0  
Construction real estate      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year Including Revolving 0 0  
Financing Receivable Allowance For Credit Losses Write Offs Revolving 0 0  
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year 0 0  
Financing Receivable Allowance For Credit Losses Write Offs in Five or More Years Before Latest Fiscal Year 0 0  
Financing Receivable Allowance For Credit Losses Write Offs Four Years Before Latest Fiscal Year 0 0  
Financing Receivable Allowance For Credit Losses Write Offs Three Years Before Latest Fiscal Year 0 0  
Financing Receivable Allowance For Credit Losses Write Offs Two Years Before Latest Fiscal Year 0 0  
Financing Receivable Allowance For Credit Losses Write Offs In Fiscal Year Before Latest Fiscal Year 0 0  
Financing Receivable Allowance For Credit Losses Write Offs In Current Fiscal Year 0 0  
Commercial real estate - investor      
Financing Receivable, Credit Quality Indicator [Line Items]      
Gross loans and leases, excluding accrued interest 16,972   26,159
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year Including Revolving 0 10,625  
Financing Receivable Allowance For Credit Losses Write Offs Revolving 0 0  
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year 0 10,625  
Financing Receivable Allowance For Credit Losses Write Offs in Five or More Years Before Latest Fiscal Year 0 9,837  
Financing Receivable Allowance For Credit Losses Write Offs Four Years Before Latest Fiscal Year 0 788  
Financing Receivable Allowance For Credit Losses Write Offs Three Years Before Latest Fiscal Year 0 0  
Financing Receivable Allowance For Credit Losses Write Offs Two Years Before Latest Fiscal Year 0 0  
Financing Receivable Allowance For Credit Losses Write Offs In Fiscal Year Before Latest Fiscal Year 0 0  
Financing Receivable Allowance For Credit Losses Write Offs In Current Fiscal Year 0 0  
Commercial real estate-owner      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year Including Revolving 0 8  
Financing Receivable Allowance For Credit Losses Write Offs Revolving 0 0  
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year 0 8  
Financing Receivable Allowance For Credit Losses Write Offs in Five or More Years Before Latest Fiscal Year 0 8  
Financing Receivable Allowance For Credit Losses Write Offs Four Years Before Latest Fiscal Year 0 0  
Financing Receivable Allowance For Credit Losses Write Offs Three Years Before Latest Fiscal Year 0 0  
Financing Receivable Allowance For Credit Losses Write Offs Two Years Before Latest Fiscal Year 0 0  
Financing Receivable Allowance For Credit Losses Write Offs In Fiscal Year Before Latest Fiscal Year 0 0  
Financing Receivable Allowance For Credit Losses Write Offs In Current Fiscal Year 0 0  
Residential real estate      
Financing Receivable, Credit Quality Indicator [Line Items]      
Gross loans and leases, excluding accrued interest 16,044   16,700
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year Including Revolving 0 143  
Financing Receivable Allowance For Credit Losses Write Offs Revolving 0 0  
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year 0 143  
Financing Receivable Allowance For Credit Losses Write Offs in Five or More Years Before Latest Fiscal Year 0 102  
Financing Receivable Allowance For Credit Losses Write Offs Four Years Before Latest Fiscal Year 0 0  
Financing Receivable Allowance For Credit Losses Write Offs Three Years Before Latest Fiscal Year 0 16  
Financing Receivable Allowance For Credit Losses Write Offs Two Years Before Latest Fiscal Year 0 25  
Financing Receivable Allowance For Credit Losses Write Offs In Fiscal Year Before Latest Fiscal Year 0 0  
Financing Receivable Allowance For Credit Losses Write Offs In Current Fiscal Year 0 0  
Home equity      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year Including Revolving 86 447  
Financing Receivable Allowance For Credit Losses Write Offs Revolving 22 0  
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year 64 447  
Financing Receivable Allowance For Credit Losses Write Offs in Five or More Years Before Latest Fiscal Year 42 182  
Financing Receivable Allowance For Credit Losses Write Offs Four Years Before Latest Fiscal Year 8 5  
Financing Receivable Allowance For Credit Losses Write Offs Three Years Before Latest Fiscal Year 0 186  
Financing Receivable Allowance For Credit Losses Write Offs Two Years Before Latest Fiscal Year 14 0  
Financing Receivable Allowance For Credit Losses Write Offs In Fiscal Year Before Latest Fiscal Year 0 37  
Financing Receivable Allowance For Credit Losses Write Offs In Current Fiscal Year 0 37  
Installment      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year Including Revolving 1,321 7,460  
Financing Receivable Allowance For Credit Losses Write Offs Revolving 4 0  
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year 1,317 7,460  
Financing Receivable Allowance For Credit Losses Write Offs in Five or More Years Before Latest Fiscal Year 0 42  
Financing Receivable Allowance For Credit Losses Write Offs Four Years Before Latest Fiscal Year 168 71  
Financing Receivable Allowance For Credit Losses Write Offs Three Years Before Latest Fiscal Year 617 1,779  
Financing Receivable Allowance For Credit Losses Write Offs Two Years Before Latest Fiscal Year 303 4,066  
Financing Receivable Allowance For Credit Losses Write Offs In Fiscal Year Before Latest Fiscal Year 229 1,120  
Financing Receivable Allowance For Credit Losses Write Offs In Current Fiscal Year 0 382  
Credit card      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year Including Revolving 474 2,586  
Financing Receivable Allowance For Credit Losses Write Offs Revolving 474 2,586  
Financing Receivable Allowance For Credit Losses Write Offs By Origination Year 0 0  
Financing Receivable Allowance For Credit Losses Write Offs in Five or More Years Before Latest Fiscal Year 0 0  
Financing Receivable Allowance For Credit Losses Write Offs Four Years Before Latest Fiscal Year 0 0  
Financing Receivable Allowance For Credit Losses Write Offs Three Years Before Latest Fiscal Year 0 0  
Financing Receivable Allowance For Credit Losses Write Offs Two Years Before Latest Fiscal Year 0 0  
Financing Receivable Allowance For Credit Losses Write Offs In Fiscal Year Before Latest Fiscal Year 0 0  
Financing Receivable Allowance For Credit Losses Write Offs In Current Fiscal Year 0 $ 0  
Commercial      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable, before Allowance for Credit Loss 2,884,239   2,882,348
Gross loans and leases, excluding accrued interest 3,832,350   3,815,858
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 250,883   830,067
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 761,711   716,254
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 646,690   616,525
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 566,889   307,923
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 286,579   165,342
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 371,487   246,237
Financing Receivable, Excluding Accrued Interest, Revolving 948,111   933,510
Commercial | Pass      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable, before Allowance for Credit Loss 2,834,326   2,825,266
Gross loans and leases, excluding accrued interest 3,740,184   3,716,146
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 249,537   819,600
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 750,629   710,857
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 642,903   592,046
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 549,742   298,770
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 274,763   162,136
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 366,752   241,857
Financing Receivable, Excluding Accrued Interest, Revolving 905,858   890,880
Commercial | Special Mention      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable, before Allowance for Credit Loss 15,477   13,079
Gross loans and leases, excluding accrued interest 34,045   29,290
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 1,289   5,594
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 2,953   1,964
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 1,987   1,971
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 2,226   620
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 6,324   2,859
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 698   71
Financing Receivable, Excluding Accrued Interest, Revolving 18,568   16,211
Commercial | Substandard      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable, before Allowance for Credit Loss 34,436   44,003
Gross loans and leases, excluding accrued interest 58,121   70,422
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 57   4,873
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 8,129   3,433
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 1,800   22,508
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 14,921   8,533
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 5,492   347
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 4,037   4,309
Financing Receivable, Excluding Accrued Interest, Revolving 23,685   26,419
Commercial | Doubtful      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable, before Allowance for Credit Loss 0   0
Gross loans and leases, excluding accrued interest 0   0
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Lease financing      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable, before Allowance for Credit Loss 573,608   598,045
Gross loans and leases, excluding accrued interest 573,608   598,045
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 15,680   228,424
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 252,175   264,645
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 215,672   85,672
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 73,533   12,159
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 11,002   5,317
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 5,546   1,828
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Lease financing | Pass      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable, before Allowance for Credit Loss 555,246   570,442
Gross loans and leases, excluding accrued interest 555,246   570,442
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 14,723   228,132
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 251,913   253,776
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 209,977   70,608
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 62,902   11,480
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 10,333   5,309
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 5,398   1,137
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Lease financing | Special Mention      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable, before Allowance for Credit Loss 5,829   11,365
Gross loans and leases, excluding accrued interest 5,829   11,365
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   644
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 131   10,171
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 5,698   550
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Lease financing | Substandard      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable, before Allowance for Credit Loss 12,533   16,238
Gross loans and leases, excluding accrued interest 12,533   16,238
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 957   292
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 262   10,225
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 5,564   4,893
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 4,933   129
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 669   8
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 148   691
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Lease financing | Doubtful      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable, before Allowance for Credit Loss 0   0
Gross loans and leases, excluding accrued interest 0   0
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Construction real estate      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable, before Allowance for Credit Loss 824,775   779,446
Gross loans and leases, excluding accrued interest 824,775   779,446
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 33,701   142,902
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 171,982   213,300
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 222,781   335,230
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 308,077   51,240
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 51,372   19,422
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 36,862   17,352
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Construction real estate | Pass      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable, before Allowance for Credit Loss 768,687   734,852
Gross loans and leases, excluding accrued interest 768,687   734,852
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 33,701   139,377
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 171,982   213,300
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 222,781   322,493
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 280,274   40,740
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 40,872   1,590
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 19,077   17,352
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Construction real estate | Special Mention      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable, before Allowance for Credit Loss 39,239   34,094
Gross loans and leases, excluding accrued interest 39,239   34,094
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   3,525
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   12,737
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 22,819   0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   17,832
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 16,420   0
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Construction real estate | Substandard      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable, before Allowance for Credit Loss 16,849   10,500
Gross loans and leases, excluding accrued interest 16,849   10,500
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 4,984   10,500
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 10,500   0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 1,365   0
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Construction real estate | Doubtful      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable, before Allowance for Credit Loss 0   0
Gross loans and leases, excluding accrued interest 0   0
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Commercial real estate - investor      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable, before Allowance for Credit Loss 2,967,158   3,056,668
Gross loans and leases, excluding accrued interest 3,001,467   3,093,384
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 59,386   529,688
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 490,946   407,194
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 391,476   526,070
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 508,331   344,397
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 316,862   236,978
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 1,200,157   1,012,341
Financing Receivable, Excluding Accrued Interest, Revolving 34,309   36,716
Commercial real estate - investor | Pass      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable, before Allowance for Credit Loss 2,820,632   2,911,546
Gross loans and leases, excluding accrued interest 2,854,941   2,948,262
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 59,386   515,950
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 477,208   376,740
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 361,179   497,047
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 466,147   340,115
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 316,862   231,922
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 1,139,850   949,772
Financing Receivable, Excluding Accrued Interest, Revolving 34,309   36,716
Commercial real estate - investor | Special Mention      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable, before Allowance for Credit Loss 105,104   94,147
Gross loans and leases, excluding accrued interest 105,104   94,147
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   13,738
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 13,738   30,454
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 30,297   18,423
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 31,584   4,282
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   106
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 29,485   27,144
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Commercial real estate - investor | Substandard      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable, before Allowance for Credit Loss 41,422   50,975
Gross loans and leases, excluding accrued interest 41,422   50,975
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   10,600
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 10,600   0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   4,950
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 30,822   35,425
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Commercial real estate - investor | Doubtful      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable, before Allowance for Credit Loss 0   0
Gross loans and leases, excluding accrued interest 0   0
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Commercial real estate-owner      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable, before Allowance for Credit Loss 934,551   951,092
Gross loans and leases, excluding accrued interest 955,413   968,360
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 35,099   204,419
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 201,003   126,684
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 122,353   162,472
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 159,177   99,421
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 94,652   129,821
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 322,267   228,275
Financing Receivable, Excluding Accrued Interest, Revolving 20,862   17,268
Commercial real estate-owner | Pass      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable, before Allowance for Credit Loss 912,428   928,553
Gross loans and leases, excluding accrued interest 933,290   945,821
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 34,992   202,580
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 197,886   126,550
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 122,353   161,401
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 158,108   94,052
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 90,798   128,068
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 308,291   215,902
Financing Receivable, Excluding Accrued Interest, Revolving 20,862   17,268
Commercial real estate-owner | Special Mention      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable, before Allowance for Credit Loss 3,303   6,073
Gross loans and leases, excluding accrued interest 3,303   6,073
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   1,839
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 575   134
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   213
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 213   2,210
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 743   504
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 1,772   1,173
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Commercial real estate-owner | Substandard      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable, before Allowance for Credit Loss 18,820   16,466
Gross loans and leases, excluding accrued interest 18,820   16,466
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 107   0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 2,542   0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   858
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 856   3,159
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 3,111   1,249
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 12,204   11,200
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Commercial real estate-owner | Doubtful      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable, before Allowance for Credit Loss 0   0
Gross loans and leases, excluding accrued interest 0   0
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Residential real estate      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable, before Allowance for Credit Loss 1,479,704   1,462,284
Gross loans and leases, excluding accrued interest 1,479,704   1,462,284
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 16,701   129,206
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 133,215   321,773
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 332,380   325,503
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 325,215   237,767
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 235,423   174,201
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 436,770   273,834
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Residential real estate | Performing      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable, before Allowance for Credit Loss 1,460,108   1,441,988
Gross loans and leases, excluding accrued interest 1,460,108   1,441,988
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 16,701   129,008
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 133,020   321,232
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 331,848   324,180
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 323,001   233,355
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 230,719   169,901
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 424,819   264,312
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Residential real estate | Nonperforming      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable, before Allowance for Credit Loss 19,596   20,296
Gross loans and leases, excluding accrued interest 19,596   20,296
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   198
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 195   541
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 532   1,323
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 2,214   4,412
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 4,704   4,300
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 11,951   9,522
Financing Receivable, Excluding Accrued Interest, Revolving 0   0
Home equity      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable, before Allowance for Credit Loss 152,899   150,986
Gross loans and leases, excluding accrued interest 872,502   849,039
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 7,633   30,860
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 30,250   24,297
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 23,644   20,404
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 19,882   25,022
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 24,124   28,889
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 47,366   21,514
Financing Receivable, Excluding Accrued Interest, Revolving 719,603   698,053
Home equity | Performing      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable, before Allowance for Credit Loss 151,772   149,968
Gross loans and leases, excluding accrued interest 866,655   842,961
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 7,633   30,799
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 30,250   23,969
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 23,328   20,280
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 19,776   24,878
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 23,984   28,882
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 46,801   21,160
Financing Receivable, Excluding Accrued Interest, Revolving 714,883   692,993
Home equity | Nonperforming      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable, before Allowance for Credit Loss 1,127   1,018
Gross loans and leases, excluding accrued interest 5,847   6,078
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   61
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   328
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 316   124
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 106   144
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 140   7
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 565   354
Financing Receivable, Excluding Accrued Interest, Revolving 4,720   5,060
Installment      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable, before Allowance for Credit Loss 55,618   63,077
Gross loans and leases, excluding accrued interest 119,672   133,051
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 3,995   12,546
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 10,370   10,113
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 7,190   22,851
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 19,141   11,768
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 9,653   2,024
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 5,269   3,775
Financing Receivable, Excluding Accrued Interest, Revolving 64,054   69,974
Installment | Performing      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable, before Allowance for Credit Loss 54,493   61,860
Gross loans and leases, excluding accrued interest 117,820   131,013
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 3,985   12,356
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 10,315   9,997
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 7,082   22,244
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 18,540   11,500
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 9,362   2,004
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 5,209   3,759
Financing Receivable, Excluding Accrued Interest, Revolving 63,327   69,153
Installment | Nonperforming      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable, before Allowance for Credit Loss 1,125   1,217
Gross loans and leases, excluding accrued interest 1,852   2,038
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 10   190
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 55   116
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 108   607
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 601   268
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 291   20
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 60   16
Financing Receivable, Excluding Accrued Interest, Revolving 727   821
Credit card      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable, before Allowance for Credit Loss 0   0
Gross loans and leases, excluding accrued interest 64,639   62,311
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Revolving 64,639   62,311
Credit card | Performing      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable, before Allowance for Credit Loss 0   0
Gross loans and leases, excluding accrued interest 64,411   61,969
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Revolving 64,411   61,969
Credit card | Nonperforming      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing Receivable, before Allowance for Credit Loss 0   0
Gross loans and leases, excluding accrued interest 228   342
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0   0
Financing Receivable, Excluding Accrued Interest, Revolving $ 228   $ 342