FINANCIAL INSTRUMENTS AND DERIVATIVES - BALANCE SHEET OFFSETTING (Details) - USD ($) $ in Millions	Dec. 31, 2017	Dec. 31, 2016
Derivative Asset, Fair Value, Amount Not Offset Against Collateral [Abstract]
Gross Amounts Recognized	$ 4.8	$ 14.7
Gross Amount Offset in the Consolidated Balance Sheets	0.0	0.0
Net Amounts Presented in the Consolidated Balance Sheets	4.8	14.7
Gross amounts not offset in the consolidated balance sheets, financial instruments	(3.9)	(2.8)
Gross amounts not offset in the consolidated balance sheets, cash collateral received/pledged	0.0	0.0
Net Amount	0.9	11.9
Derivative Liability, Fair Value, Amount Not Offset Against Collateral [Abstract]
Gross Amounts Recognized	22.0	3.0
Gross Amount Offset in the Consolidated Balance Sheets	0.0	0.0
Net Amounts Presented in the Consolidated Balance Sheets	22.0	3.0
Gross amounts not offset in the consolidated balance sheets, financial instruments	(3.9)	(2.8)
Gross amounts not offset in the consolidated balance sheets, cash collateral received/pledged	0.0	0.0
Net Amount	18.1	0.2
Foreign exchange forward contracts
Derivative Asset, Fair Value, Amount Not Offset Against Collateral [Abstract]
Gross Amounts Recognized	4.8	14.7
Gross Amount Offset in the Consolidated Balance Sheets	0.0	0.0
Net Amounts Presented in the Consolidated Balance Sheets	4.8	14.7
Gross amounts not offset in the consolidated balance sheets, financial instruments	(3.9)	(2.8)
Gross amounts not offset in the consolidated balance sheets, cash collateral received/pledged	0.0	0.0
Net Amount	0.9	11.9
Derivative Liability, Fair Value, Amount Not Offset Against Collateral [Abstract]
Gross Amounts Recognized	21.6	2.5
Gross Amount Offset in the Consolidated Balance Sheets	0.0	0.0
Net Amounts Presented in the Consolidated Balance Sheets	21.6	2.5
Gross amounts not offset in the consolidated balance sheets, financial instruments	(3.8)	(2.5)
Gross amounts not offset in the consolidated balance sheets, cash collateral received/pledged	0.0	0.0
Net Amount	17.8	0.0
Interest rate swaps
Derivative Liability, Fair Value, Amount Not Offset Against Collateral [Abstract]
Gross Amounts Recognized	0.4	0.5
Gross Amount Offset in the Consolidated Balance Sheets	0.0	0.0
Net Amounts Presented in the Consolidated Balance Sheets	0.4	0.5
Gross amounts not offset in the consolidated balance sheets, financial instruments	(0.1)	(0.3)
Gross amounts not offset in the consolidated balance sheets, cash collateral received/pledged	0.0	0.0
Net Amount	$ 0.3	$ 0.2