LOANS - Composition of loans receivable and allowance for loan losses (Details) - USD ($) $ in Thousands	Jun. 30, 2019	Dec. 31, 2018
Totals	$ 910,573	$ 909,279
Collectively evaluated Loans
Residential 1-4 family	329,847	340,946
Residential 5+ multifamily	36,160	34,835
Construction of residential 1-4 family	12,553	12,041
Home equity lines credit	34,105	33,975
Residential real estate	412,665	421,797
Commercial	284,145	279,389
Construction of commercial	10,175	8,622
Commercial real estate	294,320	288,011
Farm land	3,510	3,969
Vacant land	7,865	8,132
Real estate secured	718,360	721,909
Commercial and industrial	163,349	162,404
Municipal	19,782	14,344
Consumer	5,125	4,512
Unallocated allowance
Totals	906,616	903,169
Collectively evaluated Allowance
Residential 1-4 family	1,902	2,042
Residential 5+ multifamily	495	413
Construction of residential 1-4 family	79	83
Home equity lines credit	223	213
Residential real estate	2,699	2,751
Commercial	3,591	2,907
Construction of commercial	127	106
Commercial real estate	3,718	3,013
Farm land	47	33
Vacant land	87	98
Real estate secured	6,551	5,895
Commercial and industrial	1,176	1,158
Municipal	30	12
Consumer	46	56
Unallocated allowance	688	438
Totals	8,491	7,559
Individually evaluated Loans
Residential 1-4 family	5,632	4,916
Residential 5+ multifamily	988	1,675
Construction of residential 1-4 family
Home equity lines credit	526	458
Residential real estate	7,146	7,049
Commercial	3,801	4,210
Construction of commercial		354
Commercial real estate	3,801	4,564
Farm land	204	216
Vacant land	185	190
Real estate secured	11,336	12,019
Commercial and industrial	138	501
Municipal
Consumer	41
Unallocated allowance
Totals	11,515	12,520
Individually evaluated Allowance
Residential 1-4 family	172	107
Residential 5+ multifamily
Construction of residential 1-4 family
Home equity lines credit	1	6
Residential real estate	173	113
Commercial	186	141
Construction of commercial		16
Commercial real estate	186	157
Farm land
Vacant land	2	2
Real estate secured	361	272
Commercial and industrial
Municipal
Consumer	35
Unallocated allowance
Totals	396	272
Total portfolio Loans
Residential 1-4 family	335,479	345,862
Residential 5+ multifamily	37,148	36,510
Construction of residential 1-4 family	12,553	12,041
Home equity lines credit	34,631	34,433
Residential real estate	419,811	428,846
Commercial	287,946	283,599
Construction of commercial	10,175	8,976
Commercial real estate	298,121	292,575
Farm land	3,714	4,185
Vacant land	8,050	8,322
Real estate secured	729,696	733,928
Commercial and industrial	163,487	162,905
Municipal	19,782	14,344
Consumer	5,166	4,512
Unallocated allowance
Totals	918,131	915,689
Total portfolio Allowance
Residential 1-4 family	2,074	2,149
Residential 5+ multifamily	495	413
Construction of residential 1-4 family	79	83
Home equity lines credit	224	219
Residential real estate	2,872	2,864
Commercial	3,777	3,048
Construction of commercial	127	122
Commercial real estate	3,904	3,170
Farm land	47	33
Vacant land	89	100
Real estate secured	6,912	6,167
Commercial and industrial	1,176	1,158
Municipal	30	12
Consumer	81	56
Unallocated allowance	688	438
Totals	$ 8,887	$ 7,831

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The fair value as of the balance sheet date of firm holdings in fixed income obligations issued by state and local governments and authorities. Includes both pledged (to counterparties as collateral for financing transactions) and unpledged holdings.

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Total of (1) improvements, (2) held-for-sale, (3) land and land under development, (4) construction-in-process, (5) mortgage loans held-in-inventory, and (6) other real estate investments which are considered inventory due to being held for sale or disposition.

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Represents mortgage loans held in inventory primarily for sale to others (third parties, businesses, legal entities) in the ordinary course of business.

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Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements.

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Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements and loans held for sale.

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