LOANS, Loans by Internal Assigned Grade for Credit Risk (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Dec. 31, 2015
Financing Receivable, Impaired [Line Items]
Number of consecutive years	5 years
Minimum repayment period	2 years
Threshold loan amount for annual rating review	$ 750
Credit risk profile by internally assigned grade [Abstract]
Total	$ 1,748,072	$ 1,666,447
Percentage of Total Loans	100.00%	100.00%
Pass [Member]
Credit risk profile by internally assigned grade [Abstract]
Total	$ 1,730,217	$ 1,645,060
Percentage of Total Loans	99.00%	98.70%
Special Mention [Member]
Credit risk profile by internally assigned grade [Abstract]
Total	$ 6,637	$ 9,197
Percentage of Total Loans	0.40%	0.60%
Substandard [Member]
Credit risk profile by internally assigned grade [Abstract]
Total	$ 11,218	$ 12,190
Percentage of Total Loans	0.60%	0.70%
Commercial and Industrial [Member]
Credit risk profile by internally assigned grade [Abstract]
Total	$ 195,321	$ 189,769
Commercial and Industrial [Member] | Pass [Member]
Credit risk profile by internally assigned grade [Abstract]
Total	186,625	180,024
Commercial and Industrial [Member] | Special Mention [Member]
Credit risk profile by internally assigned grade [Abstract]
Total	1,716	3,088
Commercial and Industrial [Member] | Substandard [Member]
Credit risk profile by internally assigned grade [Abstract]
Total	6,980	6,657
Commercial Real Estate [Member]
Credit risk profile by internally assigned grade [Abstract]
Total	718,934	696,787
Commercial Real Estate [Member] | Pass [Member]
Credit risk profile by internally assigned grade [Abstract]
Total	710,860	687,210
Commercial Real Estate [Member] | Special Mention [Member]
Credit risk profile by internally assigned grade [Abstract]
Total	4,921	6,109
Commercial Real Estate [Member] | Substandard [Member]
Credit risk profile by internally assigned grade [Abstract]
Total	3,153	3,468
Multifamily [Member]
Credit risk profile by internally assigned grade [Abstract]
Total	480,678	426,549
Multifamily [Member] | Pass [Member]
Credit risk profile by internally assigned grade [Abstract]
Total	480,678	426,549
Multifamily [Member] | Special Mention [Member]
Credit risk profile by internally assigned grade [Abstract]
Total	0	0
Multifamily [Member] | Substandard [Member]
Credit risk profile by internally assigned grade [Abstract]
Total	0	0
Mixed Use Commercial [Member]
Credit risk profile by internally assigned grade [Abstract]
Total	83,421	78,787
Mixed Use Commercial [Member] | Pass [Member]
Credit risk profile by internally assigned grade [Abstract]
Total	83,421	78,779
Mixed Use Commercial [Member] | Special Mention [Member]
Credit risk profile by internally assigned grade [Abstract]
Total	0	0
Mixed Use Commercial [Member] | Substandard [Member]
Credit risk profile by internally assigned grade [Abstract]
Total	0	8
Real Estate Construction [Member]
Credit risk profile by internally assigned grade [Abstract]
Total	37,373	37,233
Real Estate Construction [Member] | Pass [Member]
Credit risk profile by internally assigned grade [Abstract]
Total	37,373	37,233
Real Estate Construction [Member] | Special Mention [Member]
Credit risk profile by internally assigned grade [Abstract]
Total	0	0
Real Estate Construction [Member] | Substandard [Member]
Credit risk profile by internally assigned grade [Abstract]
Total	0	0
Residential Mortgages [Member]
Credit risk profile by internally assigned grade [Abstract]
Total	181,649	186,313
Residential Mortgages [Member] | Pass [Member]
Credit risk profile by internally assigned grade [Abstract]
Total	180,751	184,781
Residential Mortgages [Member] | Special Mention [Member]
Credit risk profile by internally assigned grade [Abstract]
Total	0	0
Residential Mortgages [Member] | Substandard [Member]
Credit risk profile by internally assigned grade [Abstract]
Total	898	1,532
Home Equity [Member]
Credit risk profile by internally assigned grade [Abstract]
Total	45,447	44,951
Home Equity [Member] | Pass [Member]
Credit risk profile by internally assigned grade [Abstract]
Total	45,261	44,545
Home Equity [Member] | Special Mention [Member]
Credit risk profile by internally assigned grade [Abstract]
Total	0	0
Home Equity [Member] | Substandard [Member]
Credit risk profile by internally assigned grade [Abstract]
Total	186	406
Consumer [Member]
Credit risk profile by internally assigned grade [Abstract]
Total	5,249	6,058
Consumer [Member] | Pass [Member]
Credit risk profile by internally assigned grade [Abstract]
Total	5,248	5,939
Consumer [Member] | Special Mention [Member]
Credit risk profile by internally assigned grade [Abstract]
Total	0	0
Consumer [Member] | Substandard [Member]
Credit risk profile by internally assigned grade [Abstract]
Total	$ 1	$ 119