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LOANS AND ALLOWANCE FOR LOAN LOSSES (Allowance for Loan Loss Activity, by Portfolio Segment, Balances for Allowance for Credit Losses, and Loans Based on Impairment Methodology) (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Sep. 30, 2020 | Sep. 30, 2020 | Sep. 30, 2019 | Sep. 30, 2020 | Jan. 01, 2020 | Dec. 31, 2019
Allowance for loan losses: |  |  |  |  |  |
Balance, beginning of the year | $ 169,977 | $ 42,294 | $ 41,045 |  |  |
Impact of ASC 326 adoption on non-PCD loans |  |  |  | $ 45,098 |  |
Impact of ASC 326 adoption on PCD loans |  | 2,386 |  |  |  |
Impact of ASC 326 adoption |  | 47,484 |  |  |  |
Loans charged off | (2,978) | (14,806) | (21,190) |  |  |
Recoveries credited to allowance | 1,566 | 5,137 | 4,940 |  |  |
Provision charged to operations | 5,557 | 94,013 | 19,025 |  |  |
Balance, end of period | 174,122 | 174,122 | 43,820 |  |  |
Loans: |  |  |  |  |  |
Loans individually evaluated for impairment |  |  |  |  |  | $ 59,123
ALLL individually evaluated for impairment |  |  |  |  |  | 3,027
Loans collectively evaluated for impairment |  |  |  |  |  | 12,465,132
ALLL collectively evaluated for impairment |  |  |  |  |  | 39,050
Total Loans |  |  |  | 14,383,215 |  | 12,610,936
Total ALLL | 174,122 | 174,122 | 43,820 | 174,122 | $ 89,778 | 42,294
Purchased Impaired |  |  |  |  |  |
Allowance for loan losses: |  |  |  |  |  |
Balance, beginning of the year |  | 217 |  |  |  |
Balance, end of period | 4,700 | 4,700 |  |  |  |
Loans: |  |  |  |  |  |
Total Loans |  |  |  | 68,800 |  | 86,681
Total ALLL | 4,700 | 217 |  | 4,700 |  | 217
Construction and Land Development |  |  |  |  |  |
Allowance for loan losses: |  |  |  |  |  |
Balance, beginning of the year |  | 5,758 | 6,803 |  |  |
Loans charged off |  |  | (4,028) |  |  |
Recoveries credited to allowance |  |  | 269 |  |  |
Provision charged to operations |  |  | 2,863 |  |  |
Balance, end of period |  |  | 5,907 |  |  |
Loans: |  |  |  |  |  |
Loans individually evaluated for impairment |  |  |  |  |  | 6,861
ALLL individually evaluated for impairment |  |  |  |  |  | 49
Loans collectively evaluated for impairment |  |  |  |  |  | 1,233,119
ALLL collectively evaluated for impairment |  |  |  |  |  | 5,709
Total Loans |  |  |  | 1,207,190 |  | 1,250,924
Total ALLL |  | 5,758 | 5,907 |  |  | 5,758
Construction and Land Development | Purchased Impaired |  |  |  |  |  |
Allowance for loan losses: |  |  |  |  |  |
Balance, beginning of the year |  | 0 |  |  |  |
Loans: |  |  |  |  |  |
Total Loans |  |  |  |  |  | 10,944
Total ALLL |  | 0 |  |  |  | 0
Commercial Real Estate - Owner Occupied |  |  |  |  |  |
Allowance for loan losses: |  |  |  |  |  |
Balance, beginning of the year |  | 3,919 | 4,023 |  |  |
Loans charged off |  |  | (483) |  |  |
Recoveries credited to allowance |  |  | 118 |  |  |
Provision charged to operations |  |  | 361 |  |  |
Balance, end of period |  |  | 4,019 |  |  |
Loans: |  |  |  |  |  |
Loans individually evaluated for impairment |  |  |  |  |  | 11,621
ALLL individually evaluated for impairment |  |  |  |  |  | 146
Loans collectively evaluated for impairment |  |  |  |  |  | 2,002,184
ALLL collectively evaluated for impairment |  |  |  |  |  | 3,773
Total Loans |  |  |  | 2,107,333 |  | 2,041,243
Total ALLL |  | 3,919 | 4,019 |  |  | 3,919
Commercial Real Estate - Owner Occupied | Purchased Impaired |  |  |  |  |  |
Allowance for loan losses: |  |  |  |  |  |
Balance, beginning of the year |  | 0 |  |  |  |
Loans: |  |  |  |  |  |
Total Loans |  |  |  |  |  | 27,438
Total ALLL |  | 0 |  |  |  | 0
Commercial Real Estate - Non-Owner Occupied |  |  |  |  |  |
Allowance for loan losses: |  |  |  |  |  |
Balance, beginning of the year |  | 9,543 | 8,865 |  |  |
Loans charged off |  |  | (270) |  |  |
Recoveries credited to allowance |  |  | 95 |  |  |
Provision charged to operations |  |  | 996 |  |  |
Balance, end of period |  |  | 9,686 |  |  |
Loans: |  |  |  |  |  |
Loans individually evaluated for impairment |  |  |  |  |  | 3,845
ALLL individually evaluated for impairment |  |  |  |  |  | 2
Loans collectively evaluated for impairment |  |  |  |  |  | 3,267,688
ALLL collectively evaluated for impairment |  |  |  |  |  | 9,541
Total Loans |  |  |  | 3,497,929 |  | 3,286,098
Total ALLL |  | 9,543 | 9,686 |  |  | 9,543
Commercial Real Estate - Non-Owner Occupied | Purchased Impaired |  |  |  |  |  |
Allowance for loan losses: |  |  |  |  |  |
Balance, beginning of the year |  | 0 |  |  |  |
Loans: |  |  |  |  |  |
Total Loans |  |  |  |  |  | 14,565
Total ALLL |  | 0 |  |  |  | 0
Multifamily Real Estate |  |  |  |  |  |
Allowance for loan losses: |  |  |  |  |  |
Balance, beginning of the year |  | 632 | 649 |  |  |
Loans charged off |  |  | 0 |  |  |
Recoveries credited to allowance |  |  | 85 |  |  |
Provision charged to operations |  |  | 46 |  |  |
Balance, end of period |  |  | 780 |  |  |
Loans: |  |  |  |  |  |
Loans individually evaluated for impairment |  |  |  |  |  | 0
ALLL individually evaluated for impairment |  |  |  |  |  | 0
Loans collectively evaluated for impairment |  |  |  |  |  | 633,649
ALLL collectively evaluated for impairment |  |  |  |  |  | 632
Total Loans |  |  |  | 731,582 |  | 633,743
Total ALLL |  | 632 | 780 |  |  | 632
Multifamily Real Estate | Purchased Impaired |  |  |  |  |  |
Allowance for loan losses: |  |  |  |  |  |
Balance, beginning of the year |  | 0 |  |  |  |
Loans: |  |  |  |  |  |
Total Loans |  |  |  |  |  | 94
Total ALLL |  | 0 |  |  |  | 0
Commercial and Industrial |  |  |  |  |  |
Allowance for loan losses: |  |  |  |  |  |
Balance, beginning of the year |  | 8,604 | 7,636 |  |  |
Loans charged off |  |  | (2,162) |  |  |
Recoveries credited to allowance |  |  | 936 |  |  |
Provision charged to operations |  |  | 2,739 |  |  |
Balance, end of period |  |  | 9,149 |  |  |
Loans: |  |  |  |  |  |
Loans individually evaluated for impairment |  |  |  |  |  | 6,236
ALLL individually evaluated for impairment |  |  |  |  |  | 619
Loans collectively evaluated for impairment |  |  |  |  |  | 2,106,218
ALLL collectively evaluated for impairment |  |  |  |  |  | 7,768
Total Loans |  |  |  | 3,536,249 |  | 2,114,033
Total ALLL |  | 8,604 | 9,149 |  |  | 8,604
Commercial and Industrial | Purchased Impaired |  |  |  |  |  |
Allowance for loan losses: |  |  |  |  |  |
Balance, beginning of the year |  | 217 |  |  |  |
Loans: |  |  |  |  |  |
Total Loans |  |  |  |  |  | 1,579
Total ALLL |  | 217 |  |  |  | 217
Residential 1-4 Family - Commercial |  |  |  |  |  |
Allowance for loan losses: |  |  |  |  |  |
Balance, beginning of the year |  | 1,365 | 1,692 |  |  |
Loans charged off |  |  | (397) |  |  |
Recoveries credited to allowance |  |  | 244 |  |  |
Provision charged to operations |  |  | 50 |  |  |
Balance, end of period |  |  | 1,589 |  |  |
Loans: |  |  |  |  |  |
Loans individually evaluated for impairment |  |  |  |  |  | 5,773
ALLL individually evaluated for impairment |  |  |  |  |  | 162
Loans collectively evaluated for impairment |  |  |  |  |  | 706,359
ALLL collectively evaluated for impairment |  |  |  |  |  | 1,203
Total Loans |  |  |  | 696,944 |  | 724,337
Total ALLL |  | 1,365 | 1,589 |  |  | 1,365
Residential 1-4 Family - Commercial | Purchased Impaired |  |  |  |  |  |
Allowance for loan losses: |  |  |  |  |  |
Balance, beginning of the year |  | 0 |  |  |  |
Loans: |  |  |  |  |  |
Total Loans |  |  |  |  |  | 12,205
Total ALLL |  | 0 |  |  |  | 0
Residential 1-4 Family - Consumer |  |  |  |  |  |
Allowance for loan losses: |  |  |  |  |  |
Balance, beginning of the year |  | 2,013 | 1,492 |  |  |
Loans charged off |  |  | (108) |  |  |
Recoveries credited to allowance |  |  | 256 |  |  |
Provision charged to operations |  |  | 158 |  |  |
Balance, end of period |  |  | 1,798 |  |  |
Loans: |  |  |  |  |  |
Loans individually evaluated for impairment |  |  |  |  |  | 20,446
ALLL individually evaluated for impairment |  |  |  |  |  | 1,242
Loans collectively evaluated for impairment |  |  |  |  |  | 855,344
ALLL collectively evaluated for impairment |  |  |  |  |  | 771
Total Loans |  |  |  | 830,144 |  | 890,503
Total ALLL |  | 2,013 | 1,798 |  |  | 2,013
Residential 1-4 Family - Consumer | Purchased Impaired |  |  |  |  |  |
Allowance for loan losses: |  |  |  |  |  |
Balance, beginning of the year |  | 0 |  |  |  |
Loans: |  |  |  |  |  |
Total Loans |  |  |  |  |  | 14,713
Total ALLL |  | 0 |  |  |  | 0
Auto |  |  |  |  |  |
Allowance for loan losses: |  |  |  |  |  |
Balance, beginning of the year |  | 1,453 | 1,443 |  |  |
Loans charged off |  |  | (957) |  |  |
Recoveries credited to allowance |  |  | 452 |  |  |
Provision charged to operations |  |  | 614 |  |  |
Balance, end of period |  |  | 1,552 |  |  |
Loans: |  |  |  |  |  |
Loans individually evaluated for impairment |  |  |  |  |  | 563
ALLL individually evaluated for impairment |  |  |  |  |  | 221
Loans collectively evaluated for impairment |  |  |  |  |  | 349,852
ALLL collectively evaluated for impairment |  |  |  |  |  | 1,232
Total Loans |  |  |  | 387,417 |  | 350,419
Total ALLL |  | 1,453 | 1,552 |  |  | 1,453
Auto | Purchased Impaired |  |  |  |  |  |
Allowance for loan losses: |  |  |  |  |  |
Balance, beginning of the year |  | 0 |  |  |  |
Loans: |  |  |  |  |  |
Total Loans |  |  |  |  |  | 4
Total ALLL |  | 0 |  |  |  | 0
Commercial Portfolio |  |  |  |  |  |
Allowance for loan losses: |  |  |  |  |  |
Balance, beginning of the year | 111,954 | 30,941 |  |  |  |
Impact of ASC 326 adoption on non-PCD loans |  |  |  | 4,432 |  |
Impact of ASC 326 adoption on PCD loans |  | 1,752 |  |  |  |
Impact of ASC 326 adoption |  | 6,184 |  |  |  |
Loans charged off | (995) | (5,553) |  |  |  |
Recoveries credited to allowance | 718 | 2,580 |  |  |  |
Provision charged to operations | 14,978 | 92,503 |  |  |  |
Balance, end of period | 126,655 | 126,655 |  |  |  |
Loans: |  |  |  |  |  |
Total Loans |  |  |  | 12,271,311 |  |
Total ALLL | 126,655 | 126,655 |  | 126,655 | 37,125 | 30,941
Commercial Portfolio | Purchased Impaired |  |  |  |  |  |
Loans: |  |  |  |  |  |
Total Loans |  |  |  |  |  | 86,681
Consumer |  |  |  |  |  |
Loans: |  |  |  |  |  |
Total Loans |  |  |  | 276,023 |  | 372,853
Consumer | Purchased Impaired |  |  |  |  |  |
Loans: |  |  |  |  |  |
Total Loans |  |  |  |  |  | 668
Consumer Portfolio |  |  |  |  |  |
Allowance for loan losses: |  |  |  |  |  |
Balance, beginning of the year | 58,023 | 11,353 |  |  |  |
Impact of ASC 326 adoption on non-PCD loans |  |  |  | 40,666 |  |
Impact of ASC 326 adoption on PCD loans |  | 634 |  |  |  |
Impact of ASC 326 adoption |  | 41,300 |  |  |  |
Loans charged off | (1,983) | (9,253) |  |  |  |
Recoveries credited to allowance | 848 | 2,557 |  |  |  |
Provision charged to operations | (9,421) | 1,510 |  |  |  |
Balance, end of period | 47,467 | 47,467 |  |  |  |
Loans: |  |  |  |  |  |
Total Loans |  |  |  | 2,111,904 |  |
Total ALLL | $ 47,467 | 47,467 |  | 47,467 | $ 52,653 | 11,353
Consumer and all other |  |  |  |  |  |
Allowance for loan losses: |  |  |  |  |  |
Balance, beginning of the year |  | 7,684 | 7,145 |  |  |
Loans charged off |  |  | (12,215) |  |  |
Recoveries credited to allowance |  |  | 1,896 |  |  |
Provision charged to operations |  |  | 11,377 |  |  |
Balance, end of period |  |  | 8,203 |  |  |
Loans: |  |  |  |  |  |
Loans individually evaluated for impairment |  |  |  |  |  | 730
ALLL individually evaluated for impairment |  |  |  |  |  | 76
Loans collectively evaluated for impairment |  |  |  |  |  | 658,390
ALLL collectively evaluated for impairment |  |  |  |  |  | 7,608
Total Loans |  |  |  |  |  | 660,132
Total ALLL |  | 7,684 | 8,203 |  |  | 7,684
Consumer and all other | Purchased Impaired |  |  |  |  |  |
Allowance for loan losses: |  |  |  |  |  |
Balance, beginning of the year |  | 0 |  |  |  |
Loans: |  |  |  |  |  |
Total Loans |  |  |  |  |  | 1,012
Total ALLL |  | 0 |  |  |  | 0
Residential 1-4 Family - Revolving |  |  |  |  |  |
Allowance for loan losses: |  |  |  |  |  |
Balance, beginning of the year |  | 1,323 | 1,297 |  |  |
Loans charged off |  |  | (570) |  |  |
Recoveries credited to allowance |  |  | 589 |  |  |
Provision charged to operations |  |  | (179) |  |  |
Balance, end of period |  |  | 1,137 |  |  |
Loans: |  |  |  |  |  |
Loans individually evaluated for impairment |  |  |  |  |  | 3,048
ALLL individually evaluated for impairment |  |  |  |  |  | 510
Loans collectively evaluated for impairment |  |  |  |  |  | 652,329
ALLL collectively evaluated for impairment |  |  |  |  |  | 813
Total Loans |  |  |  | $ 618,320 |  | 659,504
Total ALLL |  | 1,323 | $ 1,137 |  |  | 1,323
Residential 1-4 Family - Revolving | Purchased Impaired |  |  |  |  |  |
Allowance for loan losses: |  |  |  |  |  |
Balance, beginning of the year |  | 0 |  |  |  |
Loans: |  |  |  |  |  |
Total Loans |  |  |  |  |  | 4,127
Total ALLL |  | $ 0 |  |  |  | $ 0

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