EMPLOYEE BENEFITS (Details 6) $ in Thousands	Dec. 31, 2017 USD ($)
Pension Plan [Member]
Defined Benefit Plan, Expected Future Benefit Payment [Abstract]
2018	$ 10,589
2019	11,510
2020	10,978
2021	11,617
2022	12,071
Thereafter	60,140
Other Postretirement Benefits Plan [Member]
Defined Benefit Plan, Expected Future Benefit Payment [Abstract]
2018	106
2019	114
2020	120
2021	121
2022	115
Thereafter	$ 496