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LOANS - Amount of Business Lending Loans by Credit Quality Categories (Details) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Term Loans Amortized Cost Basis by Origination Year |  |
Loans | $ 7,415,952 | $ 6,890,543
Legacy Loan [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans | 7,415,952 | 5,450,592
Acquired Loans [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 1,439,951
Business Lending [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2020 | 881,201 |
2019 | 391,969 |
2018 | 373,807 |
2017 | 263,820 |
2016 | 275,730 |
Prior | 660,921 |
Revolving loans amortized cost basis | 592,629 |
Total | 3,440,077 |
Loans |  | 2,775,876
Business Lending [Member] | Legacy Loan [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 1,856,585
Business Lending [Member] | Acquired Loans [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 919,291
Business Lending [Member] | Pass [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2020 | 860,178 |
2019 | 351,350 |
2018 | 312,087 |
2017 | 217,138 |
2016 | 231,453 |
Prior | 543,999 |
Revolving loans amortized cost basis | 483,018 |
Total | 2,999,223 |
Loans |  | 2,487,973
Business Lending [Member] | Pass [Member] | Legacy Loan [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 1,655,280
Business Lending [Member] | Pass [Member] | Acquired Loans [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 832,693
Business Lending [Member] | Special Mention [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2020 | 14,687 |
2019 | 36,041 |
2018 | 28,410 |
2017 | 21,875 |
2016 | 29,386 |
Prior | 51,657 |
Revolving loans amortized cost basis | 52,732 |
Total | 234,788 |
Loans |  | 144,277
Business Lending [Member] | Special Mention [Member] | Legacy Loan [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 98,953
Business Lending [Member] | Special Mention [Member] | Acquired Loans [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 45,324
Business Lending [Member] | Classified [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2020 | 6,336 |
2019 | 4,560 |
2018 | 30,422 |
2017 | 24,807 |
2016 | 14,891 |
Prior | 65,157 |
Revolving loans amortized cost basis | 56,000 |
Total | 202,173 |
Loans |  | 131,829
Business Lending [Member] | Classified [Member] | Legacy Loan [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 102,352
Business Lending [Member] | Classified [Member] | Acquired Loans [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 29,477
Business Lending [Member] | Doubtful [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2020 | 0 |
2019 | 18 |
2018 | 2,888 |
2017 | 0 |
2016 | 0 |
Prior | 108 |
Revolving loans amortized cost basis | 879 |
Total | 3,893 |
Loans |  | 0
Business Lending [Member] | Doubtful [Member] | Legacy Loan [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 0
Business Lending [Member] | Doubtful [Member] | Acquired Loans [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 0
Business Lending [Member] | Acquired Impaired [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 11,797
Business Lending [Member] | Acquired Impaired [Member] | Legacy Loan [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 0
Business Lending [Member] | Acquired Impaired [Member] | Acquired Loans [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 11,797
All Other Loans [Member] | Legacy Loan [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 3,594,007
All Other Loans [Member] | Acquired Loans [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 520,660
All Other Loans [Member] | Performing [Member] | Legacy Loan [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 3,579,851
All Other Loans [Member] | Performing [Member] | Acquired Loans [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 517,264
All Other Loans [Member] | Nonperforming Financial Instruments [Member] | Legacy Loan [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 14,156
All Other Loans [Member] | Nonperforming Financial Instruments [Member] | Acquired Loans [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 3,396
Consumer Mortgage [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2020 | 375,637 |
2019 | 330,825 |
2018 | 248,468 |
2017 | 240,217 |
2016 | 246,256 |
Prior | 942,393 |
Revolving loans amortized cost basis | 17,703 |
Total | 2,401,499 |
Consumer Mortgage [Member] | Legacy Loan [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 1,996,716
Consumer Mortgage [Member] | Acquired Loans [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 434,186
Consumer Mortgage [Member] | Performing [Member] | Legacy Loan [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 1,984,533
Consumer Mortgage [Member] | Performing [Member] | Acquired Loans [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 431,523
Consumer Mortgage [Member] | Nonperforming Financial Instruments [Member] | Legacy Loan [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 12,183
Consumer Mortgage [Member] | Nonperforming Financial Instruments [Member] | Acquired Loans [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 2,663
Consumer Mortgage [Member] | FICO AB [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2020 | 260,588 |
2019 | 227,027 |
2018 | 166,913 |
2017 | 164,051 |
2016 | 161,256 |
Prior | 617,685 |
Revolving loans amortized cost basis | 321 |
Total | 1,597,841 |
Consumer Mortgage [Member] | FICO AB [Member] | Performing [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2020 | 260,588 |
2019 | 227,027 |
2018 | 166,638 |
2017 | 163,653 |
2016 | 160,911 |
Prior | 614,976 |
Revolving loans amortized cost basis | 321 |
Total | 1,594,114 |
Consumer Mortgage [Member] | FICO AB [Member] | Nonperforming Financial Instruments [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2020 | 0 |
2019 | 0 |
2018 | 275 |
2017 | 398 |
2016 | 345 |
Prior | 2,709 |
Revolving loans amortized cost basis | 0 |
Total | 3,727 |
Consumer Mortgage [Member] | FICO CDE [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2020 | 115,049 |
2019 | 103,798 |
2018 | 81,555 |
2017 | 76,166 |
2016 | 85,000 |
Prior | 324,708 |
Revolving loans amortized cost basis | 17,382 |
Total | 803,658 |
Consumer Mortgage [Member] | FICO CDE [Member] | Performing [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2020 | 115,049 |
2019 | 102,788 |
2018 | 80,973 |
2017 | 75,289 |
2016 | 83,214 |
Prior | 314,668 |
Revolving loans amortized cost basis | 17,382 |
Total | 789,363 |
Consumer Mortgage [Member] | FICO CDE [Member] | Nonperforming Financial Instruments [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2020 | 0 |
2019 | 1,010 |
2018 | 582 |
2017 | 877 |
2016 | 1,786 |
Prior | 10,040 |
Revolving loans amortized cost basis | 0 |
Total | 14,295 |
Consumer Indirect [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2020 | 303,522 |
2019 | 305,953 |
2018 | 202,455 |
2017 | 86,514 |
2016 | 61,465 |
Prior | 61,976 |
Revolving loans amortized cost basis | 0 |
Total | 1,021,885 |
Consumer Indirect [Member] | Legacy Loan [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 1,107,308
Consumer Indirect [Member] | Acquired Loans [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 5,754
Consumer Indirect [Member] | Performing [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2020 | 303,471 |
2019 | 305,901 |
2018 | 202,373 |
2017 | 86,497 |
2016 | 61,449 |
Prior | 61,975 |
Revolving loans amortized cost basis | 0 |
Total | 1,021,666 |
Consumer Indirect [Member] | Performing [Member] | Legacy Loan [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 1,107,183
Consumer Indirect [Member] | Performing [Member] | Acquired Loans [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 5,723
Consumer Indirect [Member] | Nonperforming Financial Instruments [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2020 | 51 |
2019 | 52 |
2018 | 82 |
2017 | 17 |
2016 | 16 |
Prior | 1 |
Revolving loans amortized cost basis | 0 |
Total | 219 |
Consumer Indirect [Member] | Nonperforming Financial Instruments [Member] | Legacy Loan [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 125
Consumer Indirect [Member] | Nonperforming Financial Instruments [Member] | Acquired Loans [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 31
Consumer Direct [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2020 | 49,182 |
2019 | 47,011 |
2018 | 27,874 |
2017 | 12,331 |
2016 | 5,232 |
Prior | 4,149 |
Revolving loans amortized cost basis | 6,878 |
Total | 152,657 |
Consumer Direct [Member] | Legacy Loan [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 175,976
Consumer Direct [Member] | Acquired Loans [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 8,402
Consumer Direct [Member] | Performing [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2020 | 49,181 |
2019 | 46,992 |
2018 | 27,872 |
2017 | 12,326 |
2016 | 5,232 |
Prior | 4,146 |
Revolving loans amortized cost basis | 6,878 |
Total | 152,627 |
Consumer Direct [Member] | Performing [Member] | Legacy Loan [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 175,900
Consumer Direct [Member] | Performing [Member] | Acquired Loans [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 8,350
Consumer Direct [Member] | Nonperforming Financial Instruments [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2020 | 1 |
2019 | 19 |
2018 | 2 |
2017 | 5 |
2016 | 0 |
Prior | 3 |
Revolving loans amortized cost basis | 0 |
Total | 30 |
Consumer Direct [Member] | Nonperforming Financial Instruments [Member] | Legacy Loan [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 76
Consumer Direct [Member] | Nonperforming Financial Instruments [Member] | Acquired Loans [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 52
Home Equity [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2020 | 48,145 |
2019 | 48,804 |
2018 | 28,147 |
2017 | 23,628 |
2016 | 18,011 |
Prior | 36,390 |
Revolving loans amortized cost basis | 196,709 |
Total | 399,834 |
Home Equity [Member] | Legacy Loan [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 314,007
Home Equity [Member] | Acquired Loans [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 72,318
Home Equity [Member] | Performing [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2020 | 48,145 |
2019 | 48,780 |
2018 | 28,074 |
2017 | 23,524 |
2016 | 17,828 |
Prior | 35,900 |
Revolving loans amortized cost basis | 194,773 |
Total | 397,024 |
Home Equity [Member] | Performing [Member] | Legacy Loan [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 312,235
Home Equity [Member] | Performing [Member] | Acquired Loans [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 71,668
Home Equity [Member] | Nonperforming Financial Instruments [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2020 | 0 |
2019 | 24 |
2018 | 73 |
2017 | 104 |
2016 | 183 |
Prior | 490 |
Revolving loans amortized cost basis | 1,936 |
Total | $ 2,810 |
Home Equity [Member] | Nonperforming Financial Instruments [Member] | Legacy Loan [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | 1,772
Home Equity [Member] | Nonperforming Financial Instruments [Member] | Acquired Loans [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Loans |  | $ 650

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