SUPPLEMENTAL BALANCE SHEET INFORMATION (Components of Prepaid Expenses and Other) (Details) - USD ($) $ in Millions	Sep. 30, 2018	Dec. 31, 2017
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Prepaid taxes and tax refunds receivable	$ 144.5	$ 111.6
Receivables other than trade	59.8	67.2
Prepaid brochure costs, paper and other literature	15.2	64.8
Other	44.7	52.8
Prepaid expenses and other	$ 264.2	$ 296.4