FAIR VALUE - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Dec. 31, 2016	Mar. 31, 2016	Dec. 31, 2015
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	7.80%
Loans and Leases Receivable, Allowance	$ 24,562	$ 23,400	$ 19,724	$ 19,128
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
Other Real Estate Owned And Other Reductions	300
Other Real Estate Owned [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other Real Estate Revenue	2,000
Loans Receivable, Fair Value Disclosure	8,400	4,100
Loans and Leases Receivable, Allowance	1,700	$ 400
Other Real Estate, Disposals	$ 2,100