SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - INTANGIBLE ASSETS (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Sep. 30, 2016	Dec. 31, 2015	Dec. 31, 2014
Finite-Lived Intangible Assets [Line Items]
Goodwill	$ 6,424.4		$ 6,202.1	$ 3,099.4
Minimum [Member] | Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Useful life of finite-lived intangible assets, minimum (years)	10 years
Minimum [Member] | Patents, Licenses And Technology [Member]
Finite-Lived Intangible Assets [Line Items]
Useful life of finite-lived intangible assets, minimum (years)	3 years
Minimum [Member] | Non-compete agreements [Member]
Finite-Lived Intangible Assets [Line Items]
Useful life of finite-lived intangible assets, minimum (years)	5 years
Minimum [Member] | Trade Names [Member]
Finite-Lived Intangible Assets [Line Items]
Useful life of finite-lived intangible assets, minimum (years)	5 years
Maximum [Member] | Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Useful life of finite-lived intangible assets, minimum (years)	36 years
Maximum [Member] | Patents, Licenses And Technology [Member]
Finite-Lived Intangible Assets [Line Items]
Useful life of finite-lived intangible assets, minimum (years)	15 years
Maximum [Member] | Non-compete agreements [Member]
Finite-Lived Intangible Assets [Line Items]
Useful life of finite-lived intangible assets, minimum (years)	10 years
Maximum [Member] | Trade Names [Member]
Finite-Lived Intangible Assets [Line Items]
Useful life of finite-lived intangible assets, minimum (years)	15 years
Operating Segments [Member]
Finite-Lived Intangible Assets [Line Items]
Goodwill		$ 460.7
Other Segments [Member]
Finite-Lived Intangible Assets [Line Items]
Goodwill		$ 223.9