LOANS HELD FOR INVESTMENT AND ALLOWANCE FOR CREDIT LOSSES - Loan Portfolio Composition (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans Held for Investment	$ 2,006,426	$ 1,835,929
Net deferred fees	100	1,800
Loans in process with outstanding balances	10,900	8,300
SBA PPP Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Net deferred fees	3,200
Commercial, Financial, Agricultural [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans Held for Investment	393,930	255,365
Real Estate - Construction [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans Held for Investment	135,831	115,018
Real Estate - Commercial Mortgage [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans Held for Investment	648,393	625,556
Real Estate - Residential [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans Held for Investment	352,543	361,450
Real Estate - Home Equity [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans Held for Investment	205,479	197,360
Consumer [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans Held for Investment	270,250	281,180
Consumer [Member] \| Overdraft deposits [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans Held for Investment	$ 700	$ 1,600

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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Amount of deferred interest and fee income, unamortized costs incurred to originate loans and leases, unamortized loan commitments and loan syndication fees, and premiums over or discounts from face amounts of acquired loans. Excludes amounts for loans and leases covered under loss sharing agreements.

+ References

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-SubTopic 210
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Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements.

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