BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES (Foreign Currency Translation) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Foreign Currency Transaction Gain (Loss), before Tax	$ (2.4)	$ (0.3)	$ 11.2	$ (1.2)
Short-term intercompany loan [Member]
Foreign Currency Transaction Gain (Loss), before Tax	0.1	0.2	16.7	0.5
Cash and Cash Equivalents [Member]
Foreign Currency Transaction Gain (Loss), before Tax	(1.1)	(1.1)	(2.8)	0.3
Other Remeasurement
Foreign Currency Transaction Gain (Loss), before Tax	$ (1.4)	$ 0.6	$ (2.7)	$ (2.0)