COMMITMENTS, CONTINGENCIES AND DERIVATIVES (Schedule of Swapped Variable Cost for Fixed Cost and Terms of Interest Rate Swap Agreements) (Details) - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2017	Dec. 31, 2016
Interest rate swaps
Derivative [Line Items]
Notional Amount		$ 43,000	$ 43,000
Derivative, fair value	[1]	(7,958)	(8,372)
Interest rate swaps | Contract, One
Derivative [Line Items]
Notional Amount		$ 10,000
Trade Date		Mar. 18, 2009
Maturity Date		Jun. 30, 2021
Variable Index Received		3 months
Fixed Rate Paid		5.09%
Derivative, fair value	[1]	$ (733)	(806)
Interest rate swaps | Contract, Two
Derivative [Line Items]
Notional Amount		$ 10,000
Trade Date		Jul. 08, 2009
Maturity Date		Jun. 30, 2029
Variable Index Received		3 months
Fixed Rate Paid		5.84%
Derivative, fair value	[1]	$ (2,214)	(2,321)
Interest rate swaps | Contract, Three
Derivative [Line Items]
Notional Amount		$ 10,000
Trade Date		May 06, 2010
Maturity Date		Jun. 30, 2030
Variable Index Received		3 months
Fixed Rate Paid		5.71%
Derivative, fair value	[1]	$ (2,186)	(2,290)
Interest rate swaps | Contract, Four
Derivative [Line Items]
Notional Amount		$ 5,000
Trade Date		Mar. 14, 2011
Maturity Date		Mar. 30, 2031
Variable Index Received		3 months
Fixed Rate Paid		5.75%
Derivative, fair value	[1]	$ (1,160)	(1,211)
Interest rate swaps | Contract, Five
Derivative [Line Items]
Notional Amount		$ 8,000
Trade Date		May 04, 2011
Maturity Date		Jul. 07, 2031
Variable Index Received		3 months
Fixed Rate Paid		5.56%
Derivative, fair value	[1]	$ (1,665)	(1,744)
Forward-Starting Interest Rate Swap
Derivative [Line Items]
Notional Amount		50,000	50,000
Derivative, fair value	[2]	(208)	(389)
Forward-Starting Interest Rate Swap | Contract, One
Derivative [Line Items]
Notional Amount		$ 25,000
Trade Date		Feb. 25, 2015
Maturity Date		Feb. 25, 2018
Variable Index Received		1 month
Fixed Rate Paid		1.54%
Derivative, fair value	[2]	$ (74)	(152)
Forward-Starting Interest Rate Swap | Contract, Two
Derivative [Line Items]
Notional Amount		$ 25,000
Trade Date		Feb. 25, 2015
Maturity Date		Feb. 25, 2019
Variable Index Received		1 month
Fixed Rate Paid		1.74%
Derivative, fair value	[2]	$ (134)	$ (237)

[1] Presented within accrued interest and other liabilities on the consolidated statements of condition.

[2] Presented within accrued interest and other liabilities on the consolidated statements of condition.