EMPLOYEE BENEFITS (Details 1) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Amounts recognized in accumulated other comprehensive income
Net amount recognized	$ (4,741)	$ (4,111)
Pension Benefits
Amounts recognized in accumulated other comprehensive income
Net actuarial loss	7,874	7,108
Prior service cost	(715)	(792)
Transition obligation
Net amount recognized	7,159	6,316
SERP Benefits
Amounts recognized in accumulated other comprehensive income
Net actuarial loss	800	546
Prior service cost
Transition obligation	32	60
Net amount recognized	$ 832	$ 606