OTHER COMPREHENSIVE LOSS (Details 1) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning Balance	$ (2,132)	$ (7,434)	$ (4,526)
Total other comprehensive income (loss)	(320)	5,302	(2,908)
Ending Balance	(2,452)	(2,132)	(7,434)
Unrealized Gain on Securities
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning Balance	3,389	(2,023)	5,478
Total other comprehensive income (loss)	(2,083)	5,412	(7,501)
Ending Balance	1,306	3,389	(2,023)
Unrealized Loss on Cash Flow Hedge
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning Balance	(3,298)	(5,698)	(9,577)
Total other comprehensive income (loss)	1,343	2,400	3,879
Ending Balance	(1,955)	(3,298)	(5,698)
Deferred Gain on Hedge Transactions
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning Balance	571	715	859
Total other comprehensive income (loss)	(144)	(144)	(144)
Ending Balance	427	571	715
Defined Benefit Postretirement Plans
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning Balance	(2,794)	(428)	(1,286)
Total other comprehensive income (loss)	564	(2,366)	858
Ending Balance	$ (2,230)	$ (2,794)	$ (428)