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LOANS AND ALLOWANCE FOR LOAN LOSSES (Summary of Loans on Nonaccrual Status) (Details) - USD ($) $ in Thousands | Dec. 31, 2020 | Jan. 01, 2020 | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | --- | --- | ---
Financing Receivable, Nonaccrual [Line Items] |  |  |  |
Nonaccrual | $ 42,448 | $ 45,204 | $ 28,232 | $ 27,000
Nonaccrual With No Allowance For Credit Losses | 11,497 |  |  |
Loans Past Due Over 90 Days Still Accruing | 13,634 |  | 13,396 |
Construction and Land Development |  |  |  |
Financing Receivable, Nonaccrual [Line Items] |  |  |  |
Nonaccrual | 3,072 | 4,060 | 3,703 |
Nonaccrual With No Allowance For Credit Losses | 1,985 |  |  |
Loans Past Due Over 90 Days Still Accruing | 0 |  | 189 |
Commercial Real Estate - Owner Occupied |  |  |  |
Financing Receivable, Nonaccrual [Line Items] |  |  |  |
Nonaccrual | 7,128 | 13,889 | 6,003 |
Nonaccrual With No Allowance For Credit Losses | 1,994 |  |  |
Loans Past Due Over 90 Days Still Accruing | 3,727 |  | 1,062 |
Commercial Real Estate - Non-Owner Occupied |  |  |  |
Financing Receivable, Nonaccrual [Line Items] |  |  |  |
Nonaccrual | 2,317 | 1,368 | 381 |
Nonaccrual With No Allowance For Credit Losses | 0 |  |  |
Loans Past Due Over 90 Days Still Accruing | 148 |  | 1,451 |
Multifamily Real Estate |  |  |  |
Financing Receivable, Nonaccrual [Line Items] |  |  |  |
Nonaccrual | 33 | 0 | 0 |
Nonaccrual With No Allowance For Credit Losses | 0 |  |  |
Loans Past Due Over 90 Days Still Accruing | 0 |  | 474 |
Commercial and Industrial |  |  |  |
Financing Receivable, Nonaccrual [Line Items] |  |  |  |
Nonaccrual | 2,107 | 3,037 | 1,735 |
Nonaccrual With No Allowance For Credit Losses | 1 |  |  |
Loans Past Due Over 90 Days Still Accruing | 1,114 |  | 449 |
Residential 1-4 Family - Commercial |  |  |  |
Financing Receivable, Nonaccrual [Line Items] |  |  |  |
Nonaccrual | 9,993 | 6,492 | 4,301 |
Nonaccrual With No Allowance For Credit Losses | 6,388 |  |  |
Loans Past Due Over 90 Days Still Accruing | 1,560 |  | 674 |
Residential 1-4 Family - Consumer |  |  |  |
Financing Receivable, Nonaccrual [Line Items] |  |  |  |
Nonaccrual | 12,600 | 13,117 | 9,292 |
Nonaccrual With No Allowance For Credit Losses | 1,069 |  |  |
Loans Past Due Over 90 Days Still Accruing | 5,699 |  | 4,515 |
Residential 1-4 Family - Revolving |  |  |  |
Financing Receivable, Nonaccrual [Line Items] |  |  |  |
Nonaccrual | 4,629 | 2,490 | 2,080 |
Nonaccrual With No Allowance For Credit Losses | 60 |  |  |
Loans Past Due Over 90 Days Still Accruing | 826 |  | 3,357 |
Auto |  |  |  |
Financing Receivable, Nonaccrual [Line Items] |  |  |  |
Nonaccrual | 500 | 565 | 563 |
Nonaccrual With No Allowance For Credit Losses | 0 |  |  |
Loans Past Due Over 90 Days Still Accruing | 166 |  | 272 |
Consumer |  |  |  |
Financing Receivable, Nonaccrual [Line Items] |  |  |  |
Nonaccrual | 69 | 88 | 77 |
Nonaccrual With No Allowance For Credit Losses | 0 |  |  |
Loans Past Due Over 90 Days Still Accruing | 394 |  | 953 |
Other Commercial |  |  |  |
Financing Receivable, Nonaccrual [Line Items] |  |  |  |
Nonaccrual | 0 | $ 98 | 97 |
Nonaccrual With No Allowance For Credit Losses | 0 |  |  |
Loans Past Due Over 90 Days Still Accruing | $ 0 |  | $ 0 |

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