LOANS - Certain data with respect to impaired loans (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
Impaired loans with specific allowance, Loan balance, Book
Residential 1-4 family	$ 3,917	$ 3,857
Home equity credit	48	351
Residential real estate	3,965	4,208
Commercial	1,695	1,629
Vacant land	3,187	3,186
Real estate secured	8,847	9,023
Commercial and industrial	227	335
Consumer
Totals	9,074	9,358
Impaired loans with specific allowance, Loan balance, Note
Residential 1-4 family	3,998	3,925
Home equity credit	48	351
Residential real estate	4,046	4,276
Commercial	1,860	1,784
Vacant land	3,387	3,387
Real estate secured	9,293	9,447
Commercial and industrial	257	368
Consumer
Totals	9,550	9,815
Impaired loans with specific allowance, Loan balance, Average
Residential 1-4 family	3,868	2,404
Home equity credit	223	146
Residential real estate	4,091	2,550
Commercial	1,665	1,925
Vacant land	3,187	1,455
Real estate secured	8,943	5,930
Commercial and industrial	257	833
Consumer
Totals	9,200	6,763
Impaired loans with specific allowance, Specific allowance
Residential 1-4 family	631	578
Home equity credit	1	92
Residential real estate	632	670
Commercial	88	64
Vacant land	403	158
Real estate secured	1,123	892
Commercial and industrial	4	32
Consumer
Totals	1,127	924
Impaired loans with specific allowance, Income recognized
Residential 1-4 family	17	77
Home equity credit
Residential real estate	17	77
Commercial	14	60
Vacant land
Real estate secured	31	137
Commercial and industrial	3	13
Consumer
Totals	34	150
Impaired loans with no specific allowance, Loan balance, Book
Residential 1-4 family	2,073	2,263
Home equity credit	113	91
Residential real estate	2,186	2,354
Commercial	3,122	3,381
Vacant land	(61)	808
Real estate secured	5,247	6,543
Commercial and industrial	641	661
Consumer
Totals	5,888	7,204
Impaired loans with no specific allowance, Loan balance, Note
Residential 1-4 family	2,279	2,460
Home equity credit	118	93
Residential real estate	2,396	2,553
Commercial	3,320	3,576
Vacant land	601	1,467
Real estate secured	6,317	7,596
Commercial and industrial	1,043	1,063
Consumer
Totals	7,360	8,659
Impaired loans with no specific allowance, Loan balance, Average
Residential 1-4 family	2,161	1,601
Home equity credit	109	203
Residential real estate	2,270	1,804
Commercial	3,096	3,122
Vacant land	527	2,358
Real estate secured	5,893	7,284
Commercial and industrial	669	854
Consumer
Totals	6,562	8,138
Impaired loans with no specific allowance, Income recognized
Residential 1-4 family	10	34
Home equity credit
Residential real estate	10	34
Commercial	26	82
Vacant land		4
Real estate secured	36	120
Commercial and industrial	9	31
Consumer
Totals	$ 45	$ 151