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LOANS AND ALLOWANCE FOR CREDIT LOSSES - Amount of Business Lending Loans by Credit Quality Categories (Details) - USD ($) $ in Thousands | Jun. 30, 2022 | Dec. 31, 2021
--- | --- | ---
Term Loans Amortized Cost Basis by Origination Year |  |
Total past due | $ 8,144,696 | $ 7,373,639
Loans | 8,144,696 | 7,373,639
Legacy Loan [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
Total past due | 61,098 | 73,495
Loans | 61,098 | 73,495
Business Lending |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2022 | 369,553 |
2021 | 447,381 | 532,141
2020 | 325,102 | 341,665
2019 | 348,916 | 351,064
2018 | 314,681 | 334,790
2017 |  | 230,502
Prior | 877,866 | 705,731
Revolving Loans Amortized Cost Basis | 648,499 | 580,011
Total past due | 3,331,998 | 3,075,904
Loans | 3,331,998 | 3,075,904
Business Lending | Pass [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2022 | 367,405 |
2021 | 441,621 | 524,302
2020 | 316,718 | 328,885
2019 | 325,447 | 320,638
2018 | 244,974 | 248,175
2017 |  | 186,074
Prior | 752,119 | 584,912
Revolving Loans Amortized Cost Basis | 598,932 | 524,553
Total past due | 3,047,216 | 2,717,539
Loans | 3,047,216 | 2,717,539
Business Lending | Special Mention [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2022 | 1,394 |
2021 | 4,767 | 5,969
2020 | 6,722 | 11,013
2019 | 3,804 | 10,111
2018 | 33,349 | 46,318
2017 |  | 22,524
Prior | 70,260 | 57,134
Revolving Loans Amortized Cost Basis | 25,089 | 27,444
Total past due | 145,385 | 180,513
Loans | 145,385 | 180,513
Business Lending | Classified [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2022 | 754 |
2021 | 993 | 1,870
2020 | 1,662 | 1,767
2019 | 19,665 | 20,315
2018 | 36,358 | 40,235
2017 |  | 21,904
Prior | 55,487 | 63,685
Revolving Loans Amortized Cost Basis | 23,962 | 27,511
Total past due | 138,881 | 177,287
Loans | 138,881 | 177,287
Business Lending | Doubtful [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2022 | 0 |
2021 | 0 | 0
2020 | 0 | 0
2019 | 0 | 0
2018 | 0 | 62
2017 |  | 0
Prior | 0 | 0
Revolving Loans Amortized Cost Basis | 516 | 503
Total past due | 516 | 565
Loans | 516 | 565
Consumer Mortgage |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2022 | 310,568 |
2021 | 721,096 | 683,550
2020 | 363,312 | 352,373
2019 | 281,996 | 269,694
2018 | 170,286 | 173,187
2017 |  | 172,187
Prior | 1,034,103 | 880,095
Revolving Loans Amortized Cost Basis | 22,461 | 25,028
Total past due | 2,903,822 | 2,556,114
Loans | 2,903,822 | 2,556,114
Consumer Mortgage | FICO AB [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2022 | 220,903 |
2021 | 509,425 | 514,680
2020 | 237,301 | 229,305
2019 | 188,592 | 183,469
2018 | 109,432 | 113,749
2017 |  | 116,852
Prior | 663,421 | 569,365
Revolving Loans Amortized Cost Basis | 1,619 | 0
Total past due | 1,930,693 | 1,727,420
Loans | 1,930,693 | 1,727,420
Consumer Mortgage | FICO AB [Member] | Performing [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2022 | 220,903 |
2021 | 509,425 | 514,680
2020 | 236,973 | 229,039
2019 | 188,243 | 183,469
2018 | 109,305 | 113,618
2017 |  | 116,417
Prior | 658,990 | 566,129
Revolving Loans Amortized Cost Basis | 1,619 | 0
Total past due | 1,925,458 | 1,723,352
Loans | 1,925,458 | 1,723,352
Consumer Mortgage | FICO AB [Member] | Nonperforming Financial Instruments [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2022 | 0 |
2021 | 0 | 0
2020 | 328 | 266
2019 | 349 | 0
2018 | 127 | 131
2017 |  | 435
Prior | 4,431 | 3,236
Revolving Loans Amortized Cost Basis | 0 | 0
Total past due | 5,235 | 4,068
Loans | 5,235 | 4,068
Consumer Mortgage | FICO CDE [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2022 | 89,665 |
2021 | 211,671 | 168,870
2020 | 126,011 | 123,068
2019 | 93,404 | 86,225
2018 | 60,854 | 59,438
2017 |  | 55,335
Prior | 370,682 | 310,730
Revolving Loans Amortized Cost Basis | 20,842 | 25,028
Total past due | 973,129 | 828,694
Loans | 973,129 | 828,694
Consumer Mortgage | FICO CDE [Member] | Performing [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2022 | 89,665 |
2021 | 210,753 | 168,870
2020 | 124,959 | 122,546
2019 | 92,308 | 85,253
2018 | 59,032 | 57,973
2017 |  | 54,396
Prior | 357,755 | 300,341
Revolving Loans Amortized Cost Basis | 20,842 | 25,028
Total past due | 955,314 | 814,407
Loans | 955,314 | 814,407
Consumer Mortgage | FICO CDE [Member] | Nonperforming Financial Instruments [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2022 | 0 |
2021 | 918 | 0
2020 | 1,052 | 522
2019 | 1,096 | 972
2018 | 1,822 | 1,465
2017 |  | 939
Prior | 12,927 | 10,389
Revolving Loans Amortized Cost Basis | 0 | 0
Total past due | 17,815 | 14,287
Loans | 17,815 | 14,287
Consumer Indirect |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2022 | 360,807 |
2021 | 498,206 | 590,857
2020 | 162,710 | 204,563
2019 | 135,883 | 182,458
2018 | 75,934 | 107,707
2017 |  | 39,402
Prior | 76,213 | 64,762
Revolving Loans Amortized Cost Basis | 0 | 0
Total past due | 1,309,753 | 1,189,749
Loans | 1,309,753 | 1,189,749
Consumer Indirect | Performing [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2022 | 360,807 |
2021 | 498,199 | 590,857
2020 | 162,632 | 204,529
2019 | 135,841 | 182,458
2018 | 75,934 | 107,683
2017 |  | 39,385
Prior | 76,209 | 64,750
Revolving Loans Amortized Cost Basis | 0 | 0
Total past due | 1,309,622 | 1,189,662
Loans | 1,309,622 | 1,189,662
Consumer Indirect | Nonperforming Financial Instruments [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2022 | 0 |
2021 | 7 | 0
2020 | 78 | 34
2019 | 42 | 0
2018 | 0 | 24
2017 |  | 17
Prior | 4 | 12
Revolving Loans Amortized Cost Basis | 0 | 0
Total past due | 131 | 87
Loans | 131 | 87
Consumer Direct |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2022 | 50,163 |
2021 | 59,334 | 72,584
2020 | 23,270 | 28,909
2019 | 18,990 | 24,788
2018 | 9,070 | 12,341
2017 |  | 4,396
Prior | 6,507 | 4,575
Revolving Loans Amortized Cost Basis | 6,352 | 6,218
Total past due | 173,686 | 153,811
Loans | 173,686 | 153,811
Consumer Direct | Performing [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2022 | 50,163 |
2021 | 59,334 | 72,584
2020 | 23,270 | 28,905
2019 | 18,990 | 24,770
2018 | 9,040 | 12,340
2017 |  | 4,396
Prior | 6,505 | 4,575
Revolving Loans Amortized Cost Basis | 6,352 | 6,218
Total past due | 173,654 | 153,788
Loans | 173,654 | 153,788
Consumer Direct | Nonperforming Financial Instruments [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2022 | 0 |
2021 | 0 | 0
2020 | 0 | 4
2019 | 0 | 18
2018 | 30 | 1
2017 |  | 0
Prior | 2 | 0
Revolving Loans Amortized Cost Basis | 0 | 0
Total past due | 32 | 23
Loans | 32 | 23
Home Equity |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2022 | 37,404 |
2021 | 77,324 | 76,041
2020 | 41,361 | 43,170
2019 | 35,681 | 36,037
2018 | 18,770 | 18,926
2017 |  | 15,265
Prior | 48,269 | 36,419
Revolving Loans Amortized Cost Basis | 166,628 | 172,203
Total past due | 425,437 | 398,061
Loans | 425,437 | 398,061
Home Equity | Performing [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2022 | 37,404 |
2021 | 77,314 | 76,041
2020 | 41,297 | 43,106
2019 | 35,445 | 35,990
2018 | 18,607 | 18,824
2017 |  | 15,134
Prior | 46,968 | 35,740
Revolving Loans Amortized Cost Basis | 165,261 | 170,422
Total past due | 422,296 | 395,257
Loans | 422,296 | 395,257
Home Equity | Nonperforming Financial Instruments [Member] |  |
Term Loans Amortized Cost Basis by Origination Year |  |
2022 | 0 |
2021 | 10 | 0
2020 | 64 | 64
2019 | 236 | 47
2018 | 163 | 102
2017 |  | 131
Prior | 1,301 | 679
Revolving Loans Amortized Cost Basis | 1,367 | 1,781
Total past due | 3,141 | 2,804
Loans | $ 3,141 | $ 2,804

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