LOANS (Schedule of Loans Individually Evaluated for Impairment) (Details) - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
Sep. 30, 2018	Dec. 31, 2017
Unpaid Principal Balance
With no related allowance recorded	$ 32,683	$ 22,548
With related allowance recorded	2,408	2,616
Total loans individually evaluated for Impairment	35,091	25,164
Recorded Investment
With no related allowance recorded	28,958	20,470
With related allowance recorded	2,387	2,595
Total loans individually evaluated for Impairment	31,345	23,065
Specific Reserves	743	522
Average Impaired Loans
With no related allowance recorded	22,581	22,516
With related allowance recorded	1,277	2,597
Total loans individually evaluated for Impairment	23,858	25,113
Residential Portfolio Segment [Member] \| Junior Lien [Member]
Unpaid Principal Balance
With no related allowance recorded	106	110
Recorded Investment
With no related allowance recorded	44	52
Average Impaired Loans
With no related allowance recorded	47	92
Residential Portfolio Segment [Member] \| Primary Residential Mortgages [Member]
Unpaid Principal Balance
With no related allowance recorded	9,287	9,607
With related allowance recorded	1,139	1,435
Recorded Investment
With no related allowance recorded	7,985	8,388
With related allowance recorded	1,118	1,414
Specific Reserves	358	482
Average Impaired Loans
With no related allowance recorded	7,909	10,847
With related allowance recorded	1,136	1,399
Residential Portfolio Segment [Member] \| Home Equity Lines of Credit [Member]
Unpaid Principal Balance
With no related allowance recorded	268	29
Recorded Investment
With no related allowance recorded	266	27
Average Impaired Loans
With no related allowance recorded	79	38
Residential Portfolio Segment [Member] \| Multifamily Property [Member]
Unpaid Principal Balance
With related allowance recorded	1,269
Recorded Investment
With related allowance recorded	1,269
Specific Reserves	385
Average Impaired Loans
With related allowance recorded	141
Commercial Real Estate Portfolio Segment [Member] \| Owner Occupied Property [Member]
Unpaid Principal Balance
With no related allowance recorded	2,768	3,238
Recorded Investment
With no related allowance recorded	1,934	2,503
Average Impaired Loans
With no related allowance recorded	2,102	1,568
Commercial Real Estate Portfolio Segment [Member] \| Investment Property [Member]
Unpaid Principal Balance
With no related allowance recorded	20,254	9,564
With related allowance recorded		1,181
Recorded Investment
With no related allowance recorded	18,729	9,500
With related allowance recorded		1,181
Specific Reserves		40
Average Impaired Loans
With no related allowance recorded	$ 12,444	9,971
With related allowance recorded		$ 1,198

Average amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.

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