LOANS, PAST-DUE, AND ACCRUING RESTRUCTURED LOANS (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Financing receivables, non-accruals, past-due, and accruing restructured loans [Line Items]
Total non-accrual loans	$ 5,725	$ 1,723
Past-due 90 days or more and still accruing	23	559
Total non-accrual and past-due 90 days or more and still accruing	5,748	2,282
Accruing restructured loans	11,731	13,723
Total	$ 17,479	$ 16,005
Percentage of total non-accrual and past-due 90 days or more and still accruing to total loans	0.70%	0.30%
Percentage of total non-accrual, past-due 90 days or more and still accruing, and accruing restructured loans to total loans	2.13%	2.08%
Interest income	$ 220	$ 137
Commercial & industrial
Financing receivables, non-accruals, past-due, and accruing restructured loans [Line Items]
Total non-accrual loans	0	0
Past-due 90 days or more and still accruing	0	0
Commercial, secured by real estate
Financing receivables, non-accruals, past-due, and accruing restructured loans [Line Items]
Total non-accrual loans	4,312	876
Past-due 90 days or more and still accruing	0	0
Agricultural
Financing receivables, non-accruals, past-due, and accruing restructured loans [Line Items]
Total non-accrual loans	334	48
Past-due 90 days or more and still accruing	0	0
Residential real estate
Financing receivables, non-accruals, past-due, and accruing restructured loans [Line Items]
Total non-accrual loans	1,079	799
Past-due 90 days or more and still accruing	$ 20	$ 516