LOANS - Composition of loans receivable by risk rating grade (Details) (USD $)	Dec. 31, 2012	Dec. 31, 2011
Pass
Residential 1-4 family	$ 180,442,000	$ 168,326,000
Residential 5+ multifamily	2,872,000	2,752,000
Construction of residential 1-4 family	1,570,000	4,116,000
Home equity credit	30,981,000	31,843,000
Residential real estate	215,865,000	207,037,000
Commercial	64,817,000	64,458,000
Construction of commercial	5,055,000	6,296,000
Commercial real estate	69,872,000	70,754,000
Farm land	2,799,000	2,327,000
Vacant land	4,885,000	8,039,000
Real estate secured	293,421,000	288,157,000
Commercial and industrial	28,453,000	21,104,000
Municipal	3,378,000	2,415,000
Consumer	3,994,000	4,254,000
Loans receivable, gross	329,246,000	315,930,000
Special mention
Residential 1-4 family	12,473,000	15,517,000
Residential 5+ multifamily	773,000	435,000
Construction of residential 1-4 family		415,000
Home equity credit	1,848,000	1,451,000
Residential real estate	15,094,000	17,818,000
Commercial	13,299,000	6,187,000
Construction of commercial	297,000	302,000
Commercial real estate	13,596,000	6,489,000
Farm land	341,000	1,768,000
Vacant land	863,000	883,000
Real estate secured	29,894,000	26,958,000
Commercial and industrial	8,300,000	6,847,000
Municipal
Consumer	159,000	178,000
Loans receivable, gross	38,353,000	33,983,000
Substandard
Residential 1-4 family	5,538,000	3,833,000
Residential 5+ multifamily	244,000
Construction of residential 1-4 family	809,000	774,000
Home equity credit	1,333,000	1,327,000
Residential real estate	7,924,000	5,934,000
Commercial	9,266,000	11,313,000
Construction of commercial	471,000	471,000
Commercial real estate	9,737,000	11,784,000
Farm land	1,180,000	830,000
Vacant land	4,178,000	3,906,000
Real estate secured	23,019,000	22,454,000
Commercial and industrial	1,341,000	1,407,000
Municipal
Consumer	28,000	64,000
Loans receivable, gross	24,388,000	23,925,000
Doubtful
Residential 1-4 family	99,000
Residential 5+ multifamily
Construction of residential 1-4 family
Home equity credit
Residential real estate	99,000
Commercial
Construction of commercial
Commercial real estate
Farm land
Vacant land
Real estate secured	99,000
Commercial and industrial
Municipal
Consumer
Loans receivable, gross	99,000
Loss
Residential 1-4 family
Residential 5+ multifamily
Construction of residential 1-4 family
Home equity credit
Residential real estate
Commercial
Construction of commercial
Commercial real estate
Farm land
Vacant land
Real estate secured
Commercial and industrial
Municipal
Consumer
Loans receivable, gross
Total
Residential 1-4 family	198,552,000	187,676,000
Residential 5+ multifamily	3,889,000	3,187,000
Construction of residential 1-4 family	2,379,000	5,305,000
Home equity credit	34,162,000	34,621,000
Residential real estate	238,982,000	230,789,000
Commercial	87,382,000	81,958,000
Construction of commercial	5,823,000	7,069,000
Commercial real estate	93,205,000	89,027,000
Farm land	4,320,000	4,925,000
Vacant land	9,926,000	12,828,000
Real estate secured	346,433,000	337,569,000
Commercial and industrial	38,094,000	29,358,000
Municipal	3,378,000	2,415,000
Consumer	4,181,000	4,496,000
Loans receivable, gross	$ 392,086,000	$ 373,838,000