Quarterly report pursuant to Section 13 or 15(d)

BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES (Foreign Currency Translation) (Details)

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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)