LOANS - Composition of loans receivable by delinquency status (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Current
Residential 1-4 family	$ 190,488	$ 182,263
Residential 5+ multifamily	3,889	2,918
Residential 1-4 family construction	2,379	5,305
Home equity credit	32,540	34,124
Residential real estate	229,296	224,610
Commercial	83,477	75,486
Construction of commercial	5,659	6,796
Commercial real estate	89,136	82,282
Farm land	3,898	4,499
Vacant land	5,932	9,047
Real estate secured	328,262	320,438
Commercial and industrial	37,618	28,542
Municipal	3,378	2,415
Consumer	4,034	4,371
Loans receivable, gross	373,292	355,766
Past due, 1-29 days
Residential 1-4 family	2,545	3,772
Residential 5+ multifamily
Residential 1-4 family construction
Home equity credit	890	298
Residential real estate	3,435	4,070
Commercial	864	3,887
Construction of commercial		108
Commercial real estate	864	3,995
Farm land	422	46
Vacant land		73
Real estate secured	4,721	8,184
Commercial and industrial	351	152
Municipal
Consumer	108	72
Loans receivable, gross	5,180	8,408
Past due, 30-59 days
Residential 1-4 family	3,578	811
Residential 5+ multifamily		112
Residential 1-4 family construction
Home equity credit	113	50
Residential real estate	3,691	973
Commercial	1,104	483
Construction of commercial	164	145
Commercial real estate	1,268	628
Farm land		380
Vacant land		50
Real estate secured	4,959	2,031
Commercial and industrial	26	51
Municipal
Consumer	25	51
Loans receivable, gross	5,010	2,133
Past due, 60-89 days
Residential 1-4 family	639	121
Residential 5+ multifamily		157
Residential 1-4 family construction
Home equity credit	396
Residential real estate	1,035	278
Commercial	566	180
Construction of commercial
Commercial real estate	566	180
Farm land
Vacant land	48
Real estate secured	1,649	458
Commercial and industrial	99	1
Municipal
Consumer	14	2
Loans receivable, gross	1,762	461
Past due, 90-179 days
Residential 1-4 family	1,185
Residential 5+ multifamily
Residential 1-4 family construction
Home equity credit		83
Residential real estate	1,185	83
Commercial	58	930
Construction of commercial		20
Commercial real estate	58	950
Farm land
Vacant land	740
Real estate secured	1,983	1,033
Commercial and industrial		62
Municipal
Consumer
Loans receivable, gross	1,983	1,095
Past due, 180 days and over
Residential 1-4 family	117	709
Residential 5+ multifamily
Residential 1-4 family construction
Home equity credit	223	66
Residential real estate	340	775
Commercial	1,313	992
Construction of commercial
Commercial real estate	1,313	992
Farm land
Vacant land	3,206	3,658
Real estate secured	4,859	5,425
Commercial and industrial		550
Municipal
Consumer
Loans receivable, gross	4,859	5,975
PastDue30DaysAndOverMember
Residential 1-4 family	5,519	1,641
Residential 5+ multifamily		269
Residential 1-4 family construction
Home equity credit	732	199
Residential real estate	6,251	2,109
Commercial	3,042	2,585
Construction of commercial	164	165
Commercial real estate	3,206	2,750
Farm land		380
Vacant land	3,994	3,708
Real estate secured	13,451	8,947
Commercial and industrial	126	664
Municipal
Consumer	39	53
Loans receivable, gross	13,616	9,664
PastDueAccruing90DaysAndOverMember
Residential 1-4 family
Residential 5+ multifamily
Residential 1-4 family construction
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
Non-accrual
Residential 1-4 family	3,024	1,240
Residential 5+ multifamily
Residential 1-4 family construction
Home equity credit	442	173
Residential real estate	3,466	1,413
Commercial	2,214	2,317
Construction of commercial	21	20
Commercial real estate	2,235	2,337
Farm land
Vacant land	3,994	3,658
Real estate secured	9,696	7,408
Commercial and industrial	164	668
Municipal
Consumer
Loans receivable, gross	$ 9,860	$ 8,076