LOANS AND ALLOWANCE FOR LOAN LOSSES (Summary of Loans on Nonaccrual Status) (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Jan. 01, 2020	Dec. 31, 2019
Financing Receivable, Nonaccrual [Line Items]
Nonaccrual	$ 39,023	$ 45,204	$ 28,232
Nonaccrual With No Allowance For Credit Losses	6,846
Loans Past Due Over 89 Days Still Accruing	15,661		13,396
Construction and Land Development
Financing Receivable, Nonaccrual [Line Items]
Nonaccrual	3,520	4,060	3,703
Nonaccrual With No Allowance For Credit Losses	1,985
Loans Past Due Over 89 Days Still Accruing	93		189
Commercial Real Estate - Owner Occupied
Financing Receivable, Nonaccrual [Line Items]
Nonaccrual	9,267	13,889	6,003
Nonaccrual With No Allowance For Credit Losses	1,994
Loans Past Due Over 89 Days Still Accruing	1,726		1,062
Commercial Real Estate - Non-Owner Occupied
Financing Receivable, Nonaccrual [Line Items]
Nonaccrual	1,992	1,368	381
Nonaccrual With No Allowance For Credit Losses	0
Loans Past Due Over 89 Days Still Accruing	168		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 89 Days Still Accruing	359		474
Commercial and Industrial
Financing Receivable, Nonaccrual [Line Items]
Nonaccrual	1,592	3,037	1,735
Nonaccrual With No Allowance For Credit Losses	0
Loans Past Due Over 89 Days Still Accruing	604		449
Residential 1-4 Family - Commercial
Financing Receivable, Nonaccrual [Line Items]
Nonaccrual	5,743	6,492	4,301
Nonaccrual With No Allowance For Credit Losses	1,738
Loans Past Due Over 89 Days Still Accruing	5,298		674
Residential 1-4 Family - Consumer
Financing Receivable, Nonaccrual [Line Items]
Nonaccrual	12,620	13,117	9,292
Nonaccrual With No Allowance For Credit Losses	1,069
Loans Past Due Over 89 Days Still Accruing	4,495		4,515
Residential 1-4 Family - Revolving
Financing Receivable, Nonaccrual [Line Items]
Nonaccrual	3,664	2,490	2,080
Nonaccrual With No Allowance For Credit Losses	60
Loans Past Due Over 89 Days Still Accruing	2,276		3,357
Auto
Financing Receivable, Nonaccrual [Line Items]
Nonaccrual	517	565	563
Nonaccrual With No Allowance For Credit Losses	0
Loans Past Due Over 89 Days Still Accruing	315		272
Consumer
Financing Receivable, Nonaccrual [Line Items]
Nonaccrual	75	88	77
Nonaccrual With No Allowance For Credit Losses	0
Loans Past Due Over 89 Days Still Accruing	327		953
Other Commercial
Financing Receivable, Nonaccrual [Line Items]
Nonaccrual		$ 98	97
Nonaccrual With No Allowance For Credit Losses	0
Loans Past Due Over 89 Days Still Accruing	$ 0		$ 0

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