EMPLOYEE RETIREMENT PLANS (Details 3)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Defined Benefit Plan Disclosure [Line Items]
Discount rate for determining projected benefit obligation	4.35%	4.62%
Long-term rate of return on plan assets	7.50%
Pension Plan, Defined Benefit [Member]
Defined Benefit Plan Disclosure [Line Items]
Discount rate for determining projected benefit obligation	4.60%	4.17%	5.03%
Long-term rate of return on plan assets	7.50%	7.50%	7.50%
Discount rate in effect for determining service cost	4.81%	4.17%	5.03%
Discount rate in effect for determining interest cost	3.93%	4.17%	5.03%
Rate of compensation increase	4.00%	4.00%	4.00%
Supplemental Employee Retirement Plan, Defined Benefit [Member]
Defined Benefit Plan Disclosure [Line Items]
Discount rate for determining projected benefit obligation	4.67%	4.17%	5.03%
Long-term rate of return on plan assets	0.00%	0.00%	0.00%
Discount rate in effect for determining service cost	4.84%	4.17%	5.03%
Discount rate in effect for determining interest cost	4.18%	4.17%	5.03%
Rate of compensation increase	4.00%	4.00%	4.00%