LOANS, Loans Current and Past Due by Aging Categories (Details) - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2016	Dec. 31, 2015
Summary of current and past due loans [Abstract]
Total past due	$ 8,308	$ 6,574
Current	1,702,478	1,659,873
Total loans	$ 1,710,786	$ 1,666,447
Percentage of Total Loans, Past Due	0.50%	0.40%
Percentage of Total Loans, Current	99.50%	99.60%
Percentage of Total Loans	100.00%	100.00%
30-59 Days Past Due [Member]
Summary of current and past due loans [Abstract]
Total past due	$ 1,962	$ 871
Percentage of Total Loans, Past Due	0.10%	0.10%
60-89 Days Past Due [Member]
Summary of current and past due loans [Abstract]
Total past due	$ 31	$ 175
Percentage of Total Loans, Past Due	0.00%	0.00%
90 Days and Over Past Due [Member]
Summary of current and past due loans [Abstract]
Total past due	$ 6,315	$ 5,528
Percentage of Total Loans, Past Due	0.40%	0.30%
Commercial and Industrial [Member]
Summary of current and past due loans [Abstract]
Total past due	$ 3,967	$ 1,975
Current	206,543	187,794
Total loans	210,510	189,769
Commercial and Industrial [Member] | 30-59 Days Past Due [Member]
Summary of current and past due loans [Abstract]
Total past due	334	21
Commercial and Industrial [Member] | 60-89 Days Past Due [Member]
Summary of current and past due loans [Abstract]
Total past due	31	0
Commercial and Industrial [Member] | 90 Days and Over Past Due [Member]
Summary of current and past due loans [Abstract]
Total past due	3,602	1,954
Commercial Real Estate [Member]
Summary of current and past due loans [Abstract]
Total past due	2,445	1,733
Current	726,117	695,054
Total loans	728,562	696,787
Commercial Real Estate [Member] | 30-59 Days Past Due [Member]
Summary of current and past due loans [Abstract]
Total past due	278	0
Commercial Real Estate [Member] | 60-89 Days Past Due [Member]
Summary of current and past due loans [Abstract]
Total past due	0	0
Commercial Real Estate [Member] | 90 Days and Over Past Due [Member]
Summary of current and past due loans [Abstract]
Total past due	2,167	1,733
Multifamily [Member]
Summary of current and past due loans [Abstract]
Total past due	0	0
Current	418,108	426,549
Total loans	418,108	426,549
Multifamily [Member] | 30-59 Days Past Due [Member]
Summary of current and past due loans [Abstract]
Total past due	0	0
Multifamily [Member] | 60-89 Days Past Due [Member]
Summary of current and past due loans [Abstract]
Total past due	0	0
Multifamily [Member] | 90 Days and Over Past Due [Member]
Summary of current and past due loans [Abstract]
Total past due	0	0
Mixed Use Commercial [Member]
Summary of current and past due loans [Abstract]
Total past due	0	0
Current	82,527	78,787
Total loans	82,527	78,787
Mixed Use Commercial [Member] | 30-59 Days Past Due [Member]
Summary of current and past due loans [Abstract]
Total past due	0	0
Mixed Use Commercial [Member] | 60-89 Days Past Due [Member]
Summary of current and past due loans [Abstract]
Total past due	0	0
Mixed Use Commercial [Member] | 90 Days and Over Past Due [Member]
Summary of current and past due loans [Abstract]
Total past due	0	0
Real Estate Construction [Member]
Summary of current and past due loans [Abstract]
Total past due	0	0
Current	43,190	37,233
Total loans	43,190	37,233
Real Estate Construction [Member] | 30-59 Days Past Due [Member]
Summary of current and past due loans [Abstract]
Total past due	0	0
Real Estate Construction [Member] | 60-89 Days Past Due [Member]
Summary of current and past due loans [Abstract]
Total past due	0	0
Real Estate Construction [Member] | 90 Days and Over Past Due [Member]
Summary of current and past due loans [Abstract]
Total past due	0	0
Residential Mortgages [Member]
Summary of current and past due loans [Abstract]
Total past due	1,413	2,045
Current	179,418	184,268
Total loans	180,831	186,313
Residential Mortgages [Member] | 30-59 Days Past Due [Member]
Summary of current and past due loans [Abstract]
Total past due	1,052	512
Residential Mortgages [Member] | 60-89 Days Past Due [Member]
Summary of current and past due loans [Abstract]
Total past due	0	175
Residential Mortgages [Member] | 90 Days and Over Past Due [Member]
Summary of current and past due loans [Abstract]
Total past due	361	1,358
Home Equity [Member]
Summary of current and past due loans [Abstract]
Total past due	482	742
Current	41,925	44,209
Total loans	42,407	44,951
Home Equity [Member] | 30-59 Days Past Due [Member]
Summary of current and past due loans [Abstract]
Total past due	297	336
Home Equity [Member] | 60-89 Days Past Due [Member]
Summary of current and past due loans [Abstract]
Total past due	0	0
Home Equity [Member] | 90 Days and Over Past Due [Member]
Summary of current and past due loans [Abstract]
Total past due	185	406
Consumer [Member]
Summary of current and past due loans [Abstract]
Total past due	1	79
Current	4,650	5,979
Total loans	4,651	6,058
Consumer [Member] | 30-59 Days Past Due [Member]
Summary of current and past due loans [Abstract]
Total past due	1	2
Consumer [Member] | 60-89 Days Past Due [Member]
Summary of current and past due loans [Abstract]
Total past due	0	0
Consumer [Member] | 90 Days and Over Past Due [Member]
Summary of current and past due loans [Abstract]
Total past due	$ 0	$ 77