ACQUISITIONS AND DISPOSITIONS - Acquisitions (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Components of the aggregate purchase prices of the completed acquisitions
Net tangible assets acquired	$ 35.3	$ 49.4	$ 46.0	$ 52.9
Identifiable intangible assets
Customer relationships		25.6	2.5	28.2
Patents		13.5		13.5
Trademarks		3.5		3.6
Other technology				2.7
Total intangible assets		42.6	2.5	48.0
Goodwill		83.5	3.9	90.2
Total aggregate purchase price	35.3	175.5	52.4	191.1
Acquisition related liabilities and contingent consideration	0.4	(60.7)	(3.9)	(60.8)
Net cash paid for acquisitions, including acquisition related liabilities and contingent consideration	$ 35.7	$ 114.8	$ 48.5	$ 130.3
Weighted average useful lives of identifiable intangible assets acquired			5 years	15 years