LOANS, Non-accrual and Past Due Loans (Details)	Jun. 30, 2016 USD ($) Loan	Dec. 31, 2015 USD ($) Loan	Jun. 30, 2015 USD ($)
Non-accrual and Past Due Loans [Abstract]
Non-accrual loans	$ 1,351,000	$ 2,728,000
Total past due	921,000	1,090,000
Current	641,768,000	613,005,000
Total	$ 642,689,000	$ 614,095,000	$ 578,441,000
Number of loans 90 days past due and still accruing | Loan	0	1
Loans 90 days past due and still accruing	$ 0	$ 2,000
30-59 Days Past Due [Member]
Non-accrual and Past Due Loans [Abstract]
Total past due	814,000	367,000
60-89 Days Past Due [Member]
Non-accrual and Past Due Loans [Abstract]
Total past due	0	5,000
90 Days or More Past Due [Member]
Non-accrual and Past Due Loans [Abstract]
Total past due	107,000	718,000
Commercial [Member]
Non-accrual and Past Due Loans [Abstract]
Non-accrual loans	$ 56,000	$ 112,000
Number of nonaccrual loans | Loan	2	4
Total past due	$ 388,000	$ 275,000
Current	131,959,000	135,820,000
Total	132,347,000	136,095,000	125,789,000
Commercial [Member] | 30-59 Days Past Due [Member]
Non-accrual and Past Due Loans [Abstract]
Total past due	388,000	218,000
Commercial [Member] | 60-89 Days Past Due [Member]
Non-accrual and Past Due Loans [Abstract]
Total past due	0	0
Commercial [Member] | 90 Days or More Past Due [Member]
Non-accrual and Past Due Loans [Abstract]
Total past due	0	57,000
Commercial Real Estate [Member]
Non-accrual and Past Due Loans [Abstract]
Non-accrual loans	$ 580,000	$ 964,000
Number of nonaccrual loans | Loan	2	4
Total past due	$ 0	$ 362,000
Current	313,533,000	291,954,000
Total	313,533,000	292,316,000	284,084,000
Commercial Real Estate [Member] | 30-59 Days Past Due [Member]
Non-accrual and Past Due Loans [Abstract]
Total past due	0	130,000
Commercial Real Estate [Member] | 60-89 Days Past Due [Member]
Non-accrual and Past Due Loans [Abstract]
Total past due	0	0
Commercial Real Estate [Member] | 90 Days or More Past Due [Member]
Non-accrual and Past Due Loans [Abstract]
Total past due	0	232,000
Agriculture [Member]
Non-accrual and Past Due Loans [Abstract]
Non-accrual loans	0	0
Total past due	0	0
Current	92,766,000	84,813,000
Total	92,766,000	84,813,000	68,199,000
Agriculture [Member] | 30-59 Days Past Due [Member]
Non-accrual and Past Due Loans [Abstract]
Total past due	0	0
Agriculture [Member] | 60-89 Days Past Due [Member]
Non-accrual and Past Due Loans [Abstract]
Total past due	0	0
Agriculture [Member] | 90 Days or More Past Due [Member]
Non-accrual and Past Due Loans [Abstract]
Total past due	0	0
Residential Mortgage [Member]
Non-accrual and Past Due Loans [Abstract]
Non-accrual loans	$ 553,000	$ 1,092,000
Number of nonaccrual loans | Loan	2	4
Total past due	$ 361,000	$ 0
Current	43,309,000	43,375,000
Total	43,670,000	43,375,000	44,888,000
Residential Mortgage [Member] | 30-59 Days Past Due [Member]
Non-accrual and Past Due Loans [Abstract]
Total past due	361,000	0
Residential Mortgage [Member] | 60-89 Days Past Due [Member]
Non-accrual and Past Due Loans [Abstract]
Total past due	0	0
Residential Mortgage [Member] | 90 Days or More Past Due [Member]
Non-accrual and Past Due Loans [Abstract]
Total past due	0	0
Residential Construction [Member]
Non-accrual and Past Due Loans [Abstract]
Non-accrual loans	0	0
Total past due	0	0
Current	17,554,000	12,110,000
Total	17,554,000	12,110,000	9,367,000
Residential Construction [Member] | 30-59 Days Past Due [Member]
Non-accrual and Past Due Loans [Abstract]
Total past due	0	0
Residential Construction [Member] | 60-89 Days Past Due [Member]
Non-accrual and Past Due Loans [Abstract]
Total past due	0	0
Residential Construction [Member] | 90 Days or More Past Due [Member]
Non-accrual and Past Due Loans [Abstract]
Total past due	0	0
Consumer [Member]
Non-accrual and Past Due Loans [Abstract]
Non-accrual loans	$ 162,000	$ 560,000
Number of nonaccrual loans | Loan	2	4
Total past due	$ 172,000	$ 453,000
Current	42,647,000	44,933,000
Total	42,819,000	45,386,000	$ 46,114,000
Consumer [Member] | 30-59 Days Past Due [Member]
Non-accrual and Past Due Loans [Abstract]
Total past due	65,000	19,000
Consumer [Member] | 60-89 Days Past Due [Member]
Non-accrual and Past Due Loans [Abstract]
Total past due	0	5,000
Consumer [Member] | 90 Days or More Past Due [Member]
Non-accrual and Past Due Loans [Abstract]
Total past due	$ 107,000	$ 429,000