LOANS AND ALLOWANCE FOR LOAN LOSSES - Schedule of Nonaccrual Loans (Details) - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	$ 5,755	$ 4,409
Commercial and industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	57	82
Construction and development
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	0	1,825
Commercial real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	2,113	415
Farmland
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	162	176
1-4 family residential
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	2,716	1,699
Multi-family residential
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	228	5
Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	164	192
Agricultural
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	$ 315	$ 15