DERIVATIVE FINANCIAL INSTRUMENTS AND HEDGING ACTIVITIES (Derivative Instruments in Statement of Financial Position) (Details) - USD ($) $ in Millions		Jun. 30, 2017	Dec. 31, 2016
Derivatives, Fair Value [Line Items]
Net Total	[1]	$ (181.6)	$ (166.7)
Other Current Assets [Member]
Derivatives, Fair Value [Line Items]
Net Total		1.2	0.0
Accounts Payable and Other [Member]
Derivatives, Fair Value [Line Items]
Net Total		(159.0)	(145.4)
Other Long-term Liabilities [Member]
Derivatives, Fair Value [Line Items]
Net Total		$ (23.8)	$ (21.3)

[1] As determined by nationally-recognized statistical ratings organizations.