LOANS - Composition of loans receivable by delinquency status (Details) - USD ($) $ in Thousands	Jun. 30, 2019	Dec. 31, 2018
Current
Residential 1-4 family	$ 333,051	$ 342,881
Residential 5+ multifamily	36,287	35,648
Construction of residential 1-4 family	12,553	12,041
Home equity lines of credit	33,911	33,806
Residential real estate	415,802	424,376
Commercial	286,726	281,053
Construction of commercial	10,175	8,835
Commercial real estate	296,901	289,888
Farm land	3,517	4,185
Vacant land	8,008	8,280
Real estate secured	724,228	726,729
Commercial and industrial	163,338	162,507
Municipal	19,782	14,344
Consumer	5,163	4,504
Loans receivable, gross	912,511	908,084
Past due 30-59 days
Residential 1-4 family	806	1,100
Residential 5+ multifamily
Construction of residential 1-4 family
Home equity lines of credit	208	235
Residential real estate	1,014	1,335
Commercial	935	264
Construction of commercial
Commercial real estate	935	264
Farm land	197
Vacant land	42	42
Real estate secured	2,188	1,641
Commercial and industrial	47
Municipal
Consumer	3	2
Loans receivable, gross	2,238	1,643
Past due 60-89 days
Residential 1-4 family	481	521
Residential 5+ multifamily
Construction of residential 1-4 family
Home equity lines of credit	153	33
Residential real estate	634	554
Commercial	68	240
Construction of commercial
Commercial real estate	68	240
Farm land
Vacant land
Real estate secured	702	794
Commercial and industrial	99	38
Municipal
Consumer		6
Loans receivable, gross	801	838
Past due 90-179 days
Residential 1-4 family	1,141
Residential 5+ multifamily		633
Construction of residential 1-4 family
Home equity lines of credit
Residential real estate	1,141	633
Commercial	73	833
Construction of commercial		141
Commercial real estate	73	974
Farm land
Vacant land
Real estate secured	1,214	1,607
Commercial and industrial	3
Municipal
Consumer
Loans receivable, gross	1,217	1,607
Past due 180 days and over
Residential 1-4 family		1,360
Residential 5+ multifamily	861	229
Construction of residential 1-4 family
Home equity lines of credit	359	359
Residential real estate	1,220	1,948
Commercial	144	1,209
Construction of commercial
Commercial real estate	144	1,209
Farm land
Vacant land
Real estate secured	1,364	3,157
Commercial and industrial		360
Municipal
Consumer
Loans receivable, gross	1,364	3,517
Past due 30 days and over
Residential 1-4 family	2,428	2,981
Residential 5+ multifamily	861	862
Construction of residential 1-4 family
Home equity lines of credit	720	627
Residential real estate	4,009	4,470
Commercial	1,220	2,546
Construction of commercial		141
Commercial real estate	1,220	2,687
Farm land	197
Vacant land	42	42
Real estate secured	5,468	7,199
Commercial and industrial	149	398
Municipal
Consumer	3	8
Loans receivable, gross	5,620	7,605
Past due Accruing 90 days and over
Residential 1-4 family
Residential 5+ multifamily
Construction of residential 1-4 family
Home equity lines of credit
Residential real estate
Commercial		654
Construction of commercial		141
Commercial real estate		795
Farm land
Vacant land
Real estate secured		795
Commercial and industrial
Municipal
Consumer
Loans receivable, gross		795
Non-accrual
Residential 1-4 family	2,402	2,092
Residential 5+ multifamily	988	1,000
Construction of residential 1-4 family
Home equity lines of credit	483	411
Residential real estate	3,873	3,503
Commercial	941	1,388
Construction of commercial		252
Commercial real estate	941	1,640
Farm land	204	216
Vacant land
Real estate secured	5,018	5,359
Commercial and industrial	3	360
Municipal
Consumer	41
Loans receivable, gross	$ 5,062	$ 5,719

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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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Cost of real estate projects incurred for projects for eventual sale or transfer (condominium or time share projects, vacation clubs).

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Carrying amount as of the balance sheet date, net of valuation allowances and impairment losses, of costs of land expected to be developed in the near term plus capitalized costs of development, for purposes of selling completed units to home buyers or commercial or industrial entities..

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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 of investment in certain other real estate investments not specifically identified elsewhere in the existing taxonomy.

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

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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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The balance represents the amount of loans that are secured by real estate mortgages, offset by the reserve to cover probable credit losses on the loan portfolio.

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