GOODWILL AND INTANGIBLE ASSETS (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Mar. 31, 2014	Dec. 31, 2016	Dec. 31, 2015
Finite-Lived Intangible Assets [Line Items]
Amortization of intangible assets	$ 76.7	$ 179.5	$ 164.5
Finite-Lived Intangible Assets, Future Amortization Expense
Estimated amortization expense, 2013		185.5
Estimated amortization expense, 2014		172.3
Estimated amortization expense, 2015		164.7
Estimated amortization expense, 2016		158.2
Estimated amortization expense, 2017		154.9
Estimated amortization expense, Thereafter		$ 2,016.1