DERIVATIVES AND HEDGING (Derivative Offsetting) (Details) - USD ($) $ in Thousands	Jun. 30, 2018	Dec. 31, 2017
Offsetting Derivative Assets [Abstract]
Derivative Assets, Gross Amounts Recognized	$ 5,682	$ 5,083
Derivative Assets, Amounts offsett in the Statement of Financial Condition	0	0
Derivative Assets, Net Amounts in the Statement of Financial Condition	5,682	5,083
Derivative Assets, Netting Adjustment Per Applicable Master Netting Agreements	0	(656)
Derivative Assets, Fair Value of Financial Collateral in the Statement of Financial Condiation	0	0
Derivative Assets, Net Amount	5,682	4,427
Offsetting Derivative Liabilities [Abstract]
Derivative Liabilities, Gross Amounts Recognized	5,682	5,083
Derivative Liabilities, Amounts offset in the Statement of Financial Condition	0	0
Derivative Liabilities, Net Amounts of the Statement of Financial Condition	5,682	5,083
Derivative Liabilities, Net Adjustment Per Applicable Master Netting Agreements	0	(656)
Derivative Liabilities, Fair Value of Financial Collateral in the Statement of Financial Condition	(428)	(3,467)
Derivative Liabilities, Net Amount	5,254	960
Interest rate swaps [Member]
Offsetting Derivative Assets [Abstract]
Derivative Assets, Gross Amounts Recognized	5,682	5,083
Derivative Assets, Amounts offsett in the Statement of Financial Condition	0	0
Derivative Assets, Net Amounts in the Statement of Financial Condition	5,682	5,083
Derivative Assets, Netting Adjustment Per Applicable Master Netting Agreements	0	(656)
Derivative Assets, Fair Value of Financial Collateral in the Statement of Financial Condiation	0	0
Derivative Assets, Net Amount	5,682	4,427
Offsetting Derivative Liabilities [Abstract]
Derivative Liabilities, Gross Amounts Recognized	5,682	5,083
Derivative Liabilities, Amounts offset in the Statement of Financial Condition	0	0
Derivative Liabilities, Net Amounts of the Statement of Financial Condition	5,682	5,083
Derivative Liabilities, Net Adjustment Per Applicable Master Netting Agreements	0	(656)
Derivative Liabilities, Fair Value of Financial Collateral in the Statement of Financial Condition	(428)	(3,467)
Derivative Liabilities, Net Amount	$ 5,254	$ 960