ACQUISITIONS AND DISPOSITIONS - Acquisition Summary (Details) € in Millions, $ in Millions		3 Months Ended		9 Months Ended		12 Months Ended
	Feb. 01, 2017 USD ($)	Sep. 30, 2018 USD ($)	Sep. 30, 2017 USD ($)	Sep. 30, 2018 USD ($) item	Sep. 30, 2017 USD ($)	Dec. 31, 2016 EUR (€)	Dec. 31, 2016 USD ($)
Acquisitions and Dispositions
Total consideration transferred	$ 798.3
Number of business disposals | item				0
Components of the aggregate purchase prices of the completed acquisitions
Tangible Assets	139.8
Identifiable intangible assets
Customer relationships	252.0
Trademarks	65.7
Other technology	16.1
Total assets acquired	473.6
Total liabilities assumed	187.0
Goodwill	511.7
Total consideration transferred	798.3
Long-term debt repaid upon close	192.8
Net consideration transferred to sellers	605.5
Cost of sales
Acquisitions and Dispositions
Acquisition and integration costs		$ (0.1)	$ 0.3	$ (0.6)	$ 12.9
Acquisition and integration costs, after tax			$ 0.2		8.2
Anios
Acquisitions and Dispositions
Total consideration transferred	798.3
Pre-acquisition annual sales							$ 245.0
Increase (decrease) in restricted cash | €						€ 50
Identifiable intangible assets
Total consideration transferred	798.3
Accounts receivable	64.8
Property, plant and equipment	24.7
Inventory	29.1
Deferred tax liabilities	102.3
Current liabilities	62.5
Goodwill expected to be tax deductible	$ 0.0
Other Acquisitions
Acquisitions and Dispositions
Total consideration transferred				77.6	32.6
Identifiable intangible assets
Intangible assets				45.9	18.4
Goodwill				30.5
Total consideration transferred				$ 77.6	$ 32.6
Weighted average useful lives of identifiable intangible assets acquired				11 years	12 years
Customer relationships | Anios
Identifiable intangible assets
Weighted average useful lives of identifiable intangible assets acquired	20 years
Other technology | Anios
Identifiable intangible assets
Weighted average useful lives of identifiable intangible assets acquired	11 years
Trademarks | Anios
Identifiable intangible assets
Weighted average useful lives of identifiable intangible assets acquired	17 years