EMPLOYEE BENEFIT PLANS - Narrative (Details) - pension_plan		9 Months Ended
	Dec. 31, 2014	Sep. 30, 2015
Defined Benefit Pension Plans and Defined Benefit Postretirement Plans Disclosure [Abstract]
Number of qualified defined benefit plans		1
General information		The Company has one qualified non-contributory defined benefit pension plan covering a portion of its employees
Unfunded plan		an unfunded plan that provides benefits in excess of amounts allowable under current tax law in the qualified plan
Other information		Currently, the pension plans are closed to new participants.
Return on asset assumption	8.50%	7.70%