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LOANS AND ALLOWANCE FOR CREDIT LOSSES ON LOANS (Loan Aging Analysis by Portfolio Segment) (Details) - USD ($) $ in Thousands | Sep. 30, 2023 | Dec. 31, 2022
--- | --- | ---
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | $ 4,058,413 | $ 4,010,353
Loans 90 Days Past Due and Accruing | 0 | 0
Commercial real estate - non-owner-occupied |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 1,349,463 | 1,292,443
Loans 90 Days Past Due and Accruing | 0 | 0
Gross loans | 1,349,463 | 1,292,443
Commercial real estate - owner-occupied |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 303,825 | 332,494
Loans 90 Days Past Due and Accruing |  | 0
Gross loans | 303,825 | 332,494
Commercial |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 400,031 | 430,131
Loans 90 Days Past Due and Accruing | 0 | 0
Gross loans | 400,031 | 430,131
Residential real estate |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 1,752,401 | 1,700,266
Loans 90 Days Past Due and Accruing | 0 | 0
Gross loans | 1,752,401 | 1,700,266
Home equity |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 233,452 | 234,428
Loans 90 Days Past Due and Accruing | 0 | 0
Gross loans | 233,452 | 234,428
Consumer |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 19,241 | 20,591
Loans 90 Days Past Due and Accruing | 0 | 0
Gross loans | 19,241 | 20,591
Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 6,570 | 3,945
Total Past Due | Commercial real estate - non-owner-occupied |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 137 | 278
Total Past Due | Commercial real estate - owner-occupied |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 142 | 102
Total Past Due | Commercial |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 3,310 | 1,441
Total Past Due | Residential real estate |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 2,058 | 1,562
Total Past Due | Home equity |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 880 | 528
Total Past Due | Consumer |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 43 | 34
30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 3,142 | 2,221
30-59 Days Past Due | Commercial real estate - non-owner-occupied |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 45 | 267
30-59 Days Past Due | Commercial real estate - owner-occupied |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 0 | 55
30-59 Days Past Due | Commercial |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 1,975 | 667
30-59 Days Past Due | Residential real estate |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 507 | 852
30-59 Days Past Due | Home equity |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 585 | 357
30-59 Days Past Due | Consumer |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 30 | 23
60-89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 1,509 | 331
60-89 Days Past Due | Commercial real estate - non-owner-occupied |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 0 | 0
60-89 Days Past Due | Commercial real estate - owner-occupied |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 142 | 0
60-89 Days Past Due | Commercial |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 820 | 134
60-89 Days Past Due | Residential real estate |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 527 | 186
60-89 Days Past Due | Home equity |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 14 | 0
60-89 Days Past Due | Consumer |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 6 | 11
90 Days or Greater Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 1,919 | 1,393
90 Days or Greater Past Due | Commercial real estate - non-owner-occupied |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 92 | 11
90 Days or Greater Past Due | Commercial real estate - owner-occupied |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 0 | 47
90 Days or Greater Past Due | Commercial |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 515 | 640
90 Days or Greater Past Due | Residential real estate |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 1,024 | 524
90 Days or Greater Past Due | Home equity |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 281 | 171
90 Days or Greater Past Due | Consumer |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 7 | 0
Current |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 4,051,843 | 4,006,408
Current | Commercial real estate - non-owner-occupied |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 1,349,326 | 1,292,165
Current | Commercial real estate - owner-occupied |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 303,683 | 332,392
Current | Commercial |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 396,721 | 428,690
Current | Residential real estate |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 1,750,343 | 1,698,704
Current | Home equity |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 232,572 | 233,900
Current | Consumer |  |
Financing Receivable, Past Due [Line Items] |  |
Loans outstanding | 19,198 | 20,557
Commercial |  |
Financing Receivable, Past Due [Line Items] |  |
Financing Receivable, Year One, Originated, Current Fiscal Year | 25,523 | 73,686
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year | 58,270 | 70,162
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year | 59,966 | 32,498
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year | 27,008 | 33,848
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year | 28,128 | 23,187
Financing Receivable, Originated, More than Five Years before Current Fiscal Year | 42,014 | 27,958
Financing Receivable, Revolving | 115,284 | 136,403
Financing Receivable, Revolving, Converted to Term Loan | 43,838 | 32,389
Gross loans | 400,031 | 430,131
Commercial | Doubtful |  |
Financing Receivable, Past Due [Line Items] |  |
Financing Receivable, Year One, Originated, Current Fiscal Year | 0 | 0
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year | 0 | 0
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year | 0 | 0
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year | 0 | 0
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year | 0 | 0
Financing Receivable, Originated, More than Five Years before Current Fiscal Year | 0 | 0
Financing Receivable, Revolving | 0 | 0
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Gross loans | 0 | 0
Residential real estate |  |
Financing Receivable, Past Due [Line Items] |  |
Financing Receivable, Year One, Originated, Current Fiscal Year | 119,925 | 533,035
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year | 542,015 | 579,216
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year | 553,770 | 244,691
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year | 225,028 | 79,492
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year | 73,557 | 50,377
Financing Receivable, Originated, More than Five Years before Current Fiscal Year | 237,354 | 213,115
Financing Receivable, Revolving | 361 | 340
Financing Receivable, Revolving, Converted to Term Loan | 391 | 0
Gross loans | 1,752,401 | 1,700,266
Residential real estate | Doubtful |  |
Financing Receivable, Past Due [Line Items] |  |
Financing Receivable, Year One, Originated, Current Fiscal Year | 0 | 0
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year | 0 | 0
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year | 0 | 0
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year | 0 | 0
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year | 0 | 0
Financing Receivable, Originated, More than Five Years before Current Fiscal Year | 0 | 0
Financing Receivable, Revolving | 0 | 0
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Gross loans | 0 | 0
Commercial real estate - non-owner-occupied |  |
Financing Receivable, Past Due [Line Items] |  |
Financing Receivable, Year One, Originated, Current Fiscal Year | 68,942 | 339,171
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year | 356,387 | 288,043
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year | 300,367 | 162,291
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year | 152,198 | 125,491
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year | 118,422 | 116,696
Financing Receivable, Originated, More than Five Years before Current Fiscal Year | 353,147 | 260,751
Financing Receivable, Revolving | 0 | 0
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Gross loans | 1,349,463 | 1,292,443
Commercial real estate - non-owner-occupied | Doubtful |  |
Financing Receivable, Past Due [Line Items] |  |
Financing Receivable, Year One, Originated, Current Fiscal Year | 0 | 0
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year | 0 | 0
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year | 0 | 0
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year | 0 | 0
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year | 0 | 0
Financing Receivable, Originated, More than Five Years before Current Fiscal Year | 0 | 0
Financing Receivable, Revolving | 0 | 0
Financing Receivable, Revolving, Converted to Term Loan | 0 | 0
Gross loans | $ 0 | $ 0

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