ACCOUNTS RECEIVABLE (Details Textuals) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017	Dec. 31, 2017	Dec. 31, 2016
ACCOUNTS RECEIVABLE [Abstract]
Receivables Financing Agreement Term	3 years
Receivables Financing Agreement Maximum Borrowing Capacity				$ 250.0
Receivables Financing Agreement Collateral	$ 382.7		$ 340.9
Receivables Financing Agreement Outstanding Balance	230.3		249.7
Receivables Financing Agreement Available Borrowing Capacity	19.7
AR Facilities, Maximum Outstanding Sales	294.0
AR Facilities, Amount Outstanding to be Serviced	178.9	$ 145.0	$ 182.3	$ 126.1
AR Facilities, Gross Receivables Sold	413.1	389.6
AR Facilities, Payments Received from Customers on Sold Accounts	(416.5)	(370.7)
AR Facilities, Interest Expense	1.2	$ 0.7
AR Facilities, Recourse Liability	$ 0.0