LOANS AND RELATED ALLOWANCE FOR LOAN LOSSES (Details) (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Segments of loan portfolio and allowance for loan losses [Abstract]
Total Loans	$ 502,463,000	$ 487,509,000
Allowance for loan losses	6,784,000	6,487,000
Net loans	495,679,000	481,022,000
Individually evaluated for impairment	10,418,000	8,881,000
Collectively evaluated for impairment	492,045,000	478,628,000
Real estate loans serviced for Freddie Mac and Fannie Mae	73,813,000	58,985,000
Net unamortized loan fees and costs	1,354,000	1,354,000
Number of days past for loan to be considered impaired, Minimum	90 days
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Balance at beginning of period	6,487,000	5,915,000	4,888,000
Charge-offs	(172,000)	(207,000)	(408,000)
Recoveries	49,000	104,000	180,000
Provision	420,000	675,000	1,255,000
Balance at end of period	6,784,000	6,487,000	5,915,000
Individually evaluated for impairment	582,000	494,000	188,000
Collectively evaluated for impairment	6,202,000	5,993,000	5,727,000
Minimum [Member]
Segments of loan portfolio and allowance for loan losses [Abstract]
Number of days past for loan to be considered impaired, Minimum	90 days
First Mortgage [Member] | Minimum [Member]
Segments of loan portfolio and allowance for loan losses [Abstract]
Period of mortgage on real estate	15 years
First Mortgage [Member] | Maximum [Member]
Segments of loan portfolio and allowance for loan losses [Abstract]
Period of mortgage on real estate	30 years
Second Mortgage [Member] | Maximum [Member]
Segments of loan portfolio and allowance for loan losses [Abstract]
Period of mortgage on real estate	15 years
Commercial and Agricultural [Member]
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Change in loan portfolio		1,164,000
Real Estate Loans [Member] | Residential [Member]
Segments of loan portfolio and allowance for loan losses [Abstract]
Total Loans	178,080,000	184,034,000
Individually evaluated for impairment	424,000	94,000
Collectively evaluated for impairment	177,656,000	183,940,000
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Balance at beginning of period	805,000	969,000	801,000
Charge-offs	(95,000)	(101,000)	(76,000)
Recoveries	0	0	4,000
Provision	165,000	(63,000)	240,000
Balance at end of period	875,000	805,000	969,000
Individually evaluated for impairment	22,000	13,000	21,000
Collectively evaluated for impairment	853,000	792,000	948,000
Real Estate Loans [Member] | Commercial and Agricultural [Member]
Segments of loan portfolio and allowance for loan losses [Abstract]
Total Loans	194,725,000	185,050,000
Individually evaluated for impairment	9,093,000	8,270,000
Collectively evaluated for impairment	185,632,000	176,780,000
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Balance at beginning of period	4,132,000	3,380,000	2,864,000
Charge-offs	(2,000)	(29,000)	(124,000)
Recoveries	9,000	15,000	21,000
Provision	298,000	766,000	619,000
Balance at end of period	4,437,000	4,132,000	3,380,000
Individually evaluated for impairment	559,000	433,000	167,000
Collectively evaluated for impairment	3,878,000	3,699,000	3,213,000
Real Estate Loans [Member] | Residential Mortgages [Member]
Segments of loan portfolio and allowance for loan losses [Abstract]
Total Loans	106,548,000	102,711,000
Real Estate Loans [Member] | Home Equity [Member]
Segments of loan portfolio and allowance for loan losses [Abstract]
Total Loans	71,532,000	81,323,000
Real Estate Loans [Member] | Commercial [Member]
Segments of loan portfolio and allowance for loan losses [Abstract]
Total Loans	176,710,000	165,826,000
Real Estate Loans [Member] | Agricultural [Member]
Segments of loan portfolio and allowance for loan losses [Abstract]
Total Loans	18,015,000	19,224,000
Real Estate Loans [Member] | Construction [Member]
Segments of loan portfolio and allowance for loan losses [Abstract]
Total Loans	12,011,000	8,481,000
Individually evaluated for impairment	0	0
Collectively evaluated for impairment	12,011,000	8,481,000
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Balance at beginning of period	15,000	22,000	20,000
Charge-offs	0	0	0
Recoveries	0	0	0
Provision	23,000	(7,000)	2,000
Balance at end of period	38,000	15,000	22,000
Individually evaluated for impairment	0	0	0
Collectively evaluated for impairment	38,000	15,000	22,000
Other Commercial and Agricultural Loans [Member]
Segments of loan portfolio and allowance for loan losses [Abstract]
Total Loans	47,880,000	44,299,000
Individually evaluated for impairment	901,000	517,000
Collectively evaluated for impairment	46,979,000	43,782,000
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Balance at beginning of period	674,000	983,000	918,000
Charge-offs	(21,000)	(6,000)	(120,000)
Recoveries	7,000	32,000	76,000
Provision	68,000	(335,000)	109,000
Balance at end of period	728,000	674,000	983,000
Individually evaluated for impairment	1,000	48,000	0
Collectively evaluated for impairment	727,000	626,000	983,000
Consumer [Member]
Segments of loan portfolio and allowance for loan losses [Abstract]
Total Loans	10,559,000	10,746,000
Individually evaluated for impairment	0	0
Collectively evaluated for impairment	10,559,000	10,746,000
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Balance at beginning of period	111,000	108,000	131,000
Charge-offs	(54,000)	(71,000)	(88,000)
Recoveries	33,000	57,000	79,000
Provision	29,000	17,000	(14,000)
Balance at end of period	119,000	111,000	108,000
Individually evaluated for impairment	0	0	0
Collectively evaluated for impairment	119,000	111,000	108,000
Commercial and Other Loans [Member]
Segments of loan portfolio and allowance for loan losses [Abstract]
Total Loans	41,620,000	37,747,000
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Change in loan portfolio		2,857,000
Change in loan portfolio (in hundredths)		6.10%
State and Political Subdivision Loans [Member]
Segments of loan portfolio and allowance for loan losses [Abstract]
Total Loans	59,208,000	54,899,000
Individually evaluated for impairment	0	0
Collectively evaluated for impairment	59,208,000	54,899,000
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Balance at beginning of period	235,000	137,000	93,000
Charge-offs	0	0	0
Recoveries	0	0	0
Provision	36,000	98,000	44,000
Balance at end of period	271,000	235,000	137,000
Individually evaluated for impairment	0	0	0
Collectively evaluated for impairment	271,000	235,000	137,000
Other Agricultural Loans [Member]
Segments of loan portfolio and allowance for loan losses [Abstract]
Total Loans	6,260,000	6,552,000
Unallocated [Member]
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Balance at beginning of period	515,000	316,000	61,000
Charge-offs	0	0	0
Recoveries	0	0	0
Provision	(199,000)	199,000	255,000
Balance at end of period	316,000	515,000	316,000
Individually evaluated for impairment	0	0	0
Collectively evaluated for impairment	$ 316,000	$ 515,000	$ 316,000