Quarterly report pursuant to Section 13 or 15(d)

GOODWILL AND INTANGIBLE ASSETS - Estimated Future Amortization Expense (Details)

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GOODWILL AND INTANGIBLE ASSETS - Estimated Future Amortization Expense (Details) - USD ($)
$ in Millions
Jun. 30, 2018
Dec. 31, 2017
Goodwill and Intangible Assets Disclosure [Abstract]    
2018 $ 70.6  
2019 131.4  
2020 123.7  
2021 106.5  
2022 100.8  
Thereafter 621.9  
Net $ 1,154.9 $ 1,247.0