EXIT AND DISPOSAL ACTIVITIES (Details) $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2017 USD ($)	Dec. 31, 2016 USD ($) item
Exit and disposal activities
Number of facilities closed | item		15
Charges related to exit and disposal activities	$ 2,900
Accrued Liabilities and Other Liabilities	39,713	$ 22,091
Restructuring Reserve [Roll Forward]
Restructuring Reserve, Beginning Balance	19,069
Restructuring Reserve, Ending Balance	19,972	19,069
Accrued Liabilities [Member]
Exit and disposal activities
Accrued Liabilities and Other Liabilities	1,900
Lease obligations and terminations
Restructuring Reserve [Roll Forward]
Restructuring Reserve, Beginning Balance	18,000
Provision for Restructuring	2,871
Payments for Restructuring	2,153
Restructuring Reserve, Ending Balance	18,718	18,000
Reclassifications of deferred rent
Exit and disposal activities
Amount reclassed to accrued lease obligations	200
Restructuring Reserve [Roll Forward]
Restructuring Reserve, Beginning Balance	1,069
Restructuring Reserve, Ending Balance	$ 1,254	$ 1,069