LOANS - Composition of loans receivable by risk rating grade (Details) - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Business Activities Loans - Pass
Residential 1-4 family	$ 269,086	$ 248,027
Residential 5+ multifamily	5,219	4,507
Construction of residential 1-4 family	10,343	7,111
Home equity lines of credit	33,341	33,687
Residential real estate	317,989	293,332
Commercial	139,570	120,903
Construction of commercial	9,232	6,525
Commercial real estate	148,802	127,428
Farm land	3,018	2,162
Vacant land	5,232	5,567
Real estate secured	475,041	428,489
Commercial and industrial	97,051	72,887
Municipal	9,005	9,566
Consumer	5,582	6,171
Loans receivable, gross	586,679	517,113
Business Activities Loans - Special mention
Residential 1-4 family	6,418	6,933
Residential 5+ multifamily	1,922	1,815
Construction of residential 1-4 family		887
Home equity lines of credit	573	545
Residential real estate	8,913	10,180
Commercial	3,707	4,801
Construction of commercial
Commercial real estate	3,707	4,801
Farm land
Vacant land	65	69
Real estate secured	12,685	15,050
Commercial and industrial	3,402	1,214
Municipal
Consumer	34	18
Loans receivable, gross	16,121	16,282
Business Activities Loans - Substandard
Residential 1-4 family	4,659	6,444
Residential 5+ multifamily	89	89
Construction of residential 1-4 family
Home equity lines of credit	853	785
Residential real estate	5,601	7,318
Commercial	7,392	3,742
Construction of commercial	118
Commercial real estate	7,510	3,742
Farm land	1,018	1,031
Vacant land	2,852	2,927
Real estate secured	16,981	15,018
Commercial and industrial	654	555
Municipal
Consumer	1	6
Loans receivable, gross	17,636	15,579
Business Activities Loans - Doubtful
Residential 1-4 family	90	91
Residential 5+ multifamily
Construction of residential 1-4 family
Home equity lines of credit
Residential real estate	90	91
Commercial
Construction of commercial
Commercial real estate
Farm land
Vacant land
Real estate secured	90	91
Commercial and industrial	2	1
Municipal
Consumer
Loans receivable, gross	92	92
Business Activities Loans - Loss
Residential 1-4 family
Residential 5+ multifamily
Construction of residential 1-4 family
Home equity lines of 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
Business Activities Loans - Total
Residential 1-4 family	280,253	261,495
Residential 5+ multifamily	7,230	6,411
Construction of residential 1-4 family	10,343	7,998
Home equity lines of credit	34,767	35,017
Residential real estate	332,593	310,921
Commercial	150,669	129,446
Construction of commercial	9,350	6,525
Commercial real estate	160,019	135,971
Farm land	4,036	3,193
Vacant land	8,149	8,563
Real estate secured	504,797	458,648
Commercial and industrial	101,109	74,657
Municipal	9,005	9,566
Consumer	5,617	6,195
Loans receivable, gross	620,528	549,066
Acquired Loans - Pass
Residential 1-4 family	6,470	6,824
Residential 5+ multifamily	5,837	6,136
Construction of residential 1-4 family
Home equity lines of credit
Residential real estate	12,307	12,960
Commercial	76,876	80,406
Construction of commercial	3,852	4,612
Commercial real estate	80,728	85,018
Farm land
Vacant land
Real estate secured	93,035	97,978
Commercial and industrial	31,652	45,363
Municipal
Consumer	65	71
Loans receivable, gross	124,752	143,412
Acquired Loans - Special Mention
Residential 1-4 family	1	199
Residential 5+ multifamily
Construction of residential 1-4 family
Home equity lines of credit
Residential real estate	1	199
Commercial	2,631	4,005
Construction of commercial
Commercial real estate	2,631	4,005
Farm land
Vacant land
Real estate secured	2,632	4,204
Commercial and industrial	233	875
Municipal
Consumer	3	6
Loans receivable, gross	2,868	5,085
Acquired Loans - Substandard
Residential 1-4 family	778	776
Residential 5+ multifamily	123
Construction of residential 1-4 family
Home equity lines of credit
Residential real estate	901	776
Commercial	4,608	4,418
Construction of commercial	258	262
Commercial real estate	4,866	4,680
Farm land
Vacant land
Real estate secured	5,767	5,456
Commercial and industrial	56	443
Municipal
Consumer
Loans receivable, gross	5,823	5,899
Acquired Loans - Doubtful
Residential 1-4 family
Residential 5+ multifamily
Construction of residential 1-4 family
Home equity lines of credit
Residential real estate
Commercial
Construction of commercial
Commercial real estate
Farm land
Vacant land
Real estate secured
Commercial and industrial		83
Municipal
Consumer
Loans receivable, gross		83
Acquired Loans - Loss
Residential 1-4 family
Residential 5+ multifamily
Construction of residential 1-4 family
Home equity lines of 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
Acquired Loans - Total
Residential 1-4 family	7,249	7,799
Residential 5+ multifamily	5,960	6,136
Construction of residential 1-4 family
Home equity lines of credit
Residential real estate	13,209	13,935
Commercial	84,115	88,829
Construction of commercial	4,110	4,874
Commercial real estate	88,225	93,703
Farm land
Vacant land
Real estate secured	101,434	107,638
Commercial and industrial	31,941	46,764
Municipal
Consumer	68	77
Loans receivable, gross	$ 133,443	$ 154,479