FAIR VALUE - Additional Information (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Capitalization Rates Utilized To Determine Fair Value Of Underlying Collateral Averaged Percentage	7.90%
Loans and Leases Receivable, Allowance	$ 20,725	$ 19,724	$ 19,128	$ 18,579	$ 17,628	$ 17,007
Loans Receivable [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Transfers Into Level 3	100
Fair Value Measurement With Unobservable Inputs Reconciliation Liability Transfers Charge Offs	100
Other Real Estate Owned And Other Reductions	600
Other Real Estate Owned [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Transfers Into Level 3	2,400
Other Real Estate Revenue	2,800
Other real estate owned and other reductions classified as level three transfers in	3,500
Loans Receivable, Fair Value Disclosure	5,200		7,500
Loans and Leases Receivable, Allowance	$ 1,700		$ 2,900