EMPLOYEE BENEFIT PLANS (Details) - Pension Plan [Member] - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Defined Contribution Plan Disclosure [Line Items]
Credited service period	1 year
Pension expense	$ 2,988	$ 3,087	$ 3,126
Employer contributions to profit sharing and retirement savings-investment plan	$ 2,734	$ 2,512	$ 2,493