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LOANS, Amount of Business Lending Loans by Credit Quality Category (Details) - USD ($) $ in Thousands | Dec. 31, 2016 | Dec. 31, 2015
--- | --- | ---
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | $ 4,948,562 | $ 4,801,375
Legacy Loan [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 4,453,202 | 4,183,721
Acquired Loans [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 495,360 | 617,654
Business Lending [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 1,490,076 | 1,497,271
Business Lending [Member] | Legacy Loan [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 1,277,666 | 1,233,628
Business Lending [Member] | Acquired Loans [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 212,410 | 263,643
Business Lending [Member] | Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 1,213,170 | 1,267,738
Business Lending [Member] | Pass [Member] | Legacy Loan [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 1,051,005 | 1,048,364
Business Lending [Member] | Pass [Member] | Acquired Loans [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 162,165 | 219,374
Business Lending [Member] | Special Mention [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 165,292 | 144,775
Business Lending [Member] | Special Mention [Member] | Legacy Loan [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 135,602 | 124,768
Business Lending [Member] | Special Mention [Member] | Acquired Loans [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 29,690 | 20,007
Business Lending [Member] | Classified [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 105,587 | 77,144
Business Lending [Member] | Classified [Member] | Legacy Loan [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 90,585 | 60,181
Business Lending [Member] | Classified [Member] | Acquired Loans [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 15,002 | 16,963
Business Lending [Member] | Doubtful [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 474 | 315
Business Lending [Member] | Doubtful [Member] | Legacy Loan [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 474 | 315
Business Lending [Member] | Doubtful [Member] | Acquired Loans [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 0 | 0
Business Lending [Member] | Acquired Impaired [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 5,553 | 7,299
Business Lending [Member] | Acquired Impaired [Member] | Legacy Loan [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 0 | 0
Business Lending [Member] | Acquired Impaired [Member] | Acquired Loans [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 5,553 | 7,299
All Other Loans [Member] | Legacy Loan [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 3,175,536 | 2,950,093
All Other Loans [Member] | Acquired Loans [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 282,950 | 354,011
All Other Loans [Member] | Performing [Member] | Legacy Loan [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 3,160,929 | 2,934,994
All Other Loans [Member] | Performing [Member] | Acquired Loans [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 279,070 | 351,880
All Other Loans [Member] | Nonperforming [Member] | Legacy Loan [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 14,607 | 15,099
All Other Loans [Member] | Nonperforming [Member] | Acquired Loans [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 3,880 | 2,131
Consumer Mortgage [Member] | Legacy Loan [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 1,659,760 | 1,581,458
Consumer Mortgage [Member] | Acquired Loans [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 159,941 | 188,296
Consumer Mortgage [Member] | Performing [Member] | Legacy Loan [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 1,647,228 | 1,568,653
Consumer Mortgage [Member] | Performing [Member] | Acquired Loans [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 157,404 | 186,506
Consumer Mortgage [Member] | Nonperforming [Member] | Legacy Loan [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 12,532 | 12,805
Consumer Mortgage [Member] | Nonperforming [Member] | Acquired Loans [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 2,537 | 1,790
Consumer Indirect [Member] | Legacy Loan [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 1,014,825 | 890,339
Consumer Indirect [Member] | Acquired Loans [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 30,147 | 45,421
Consumer Indirect [Member] | Performing [Member] | Legacy Loan [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 1,014,659 | 890,237
Consumer Indirect [Member] | Performing [Member] | Acquired Loans [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 30,144 | 45,421
Consumer Indirect [Member] | Nonperforming [Member] | Legacy Loan [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 166 | 102
Consumer Indirect [Member] | Nonperforming [Member] | Acquired Loans [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 3 | 0
Consumer Direct [Member] | Legacy Loan [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 181,922 | 178,051
Consumer Direct [Member] | Acquired Loans [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 9,893 | 17,025
Consumer Direct [Member] | Performing [Member] | Legacy Loan [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 181,864 | 177,999
Consumer Direct [Member] | Performing [Member] | Acquired Loans [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 9,893 | 17,011
Consumer Direct [Member] | Nonperforming [Member] | Legacy Loan [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 58 | 52
Consumer Direct [Member] | Nonperforming [Member] | Acquired Loans [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 0 | 14
Home Equity [Member] | Legacy Loan [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 319,029 | 300,245
Home Equity [Member] | Acquired Loans [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 82,969 | 103,269
Home Equity [Member] | Performing [Member] | Legacy Loan [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 317,178 | 298,105
Home Equity [Member] | Performing [Member] | Acquired Loans [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 81,629 | 102,942
Home Equity [Member] | Nonperforming [Member] | Legacy Loan [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | 1,851 | 2,140
Home Equity [Member] | Nonperforming [Member] | Acquired Loans [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans | $ 1,340 | $ 327

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- Definition Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=65884687&loc=d3e4428-111522 + Details
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