ACQUISITIONS Acquisitions Textuals (Details) $ in Millions		3 Months Ended		12 Months Ended
	Oct. 05, 2015 USD ($)	Mar. 31, 2016 USD ($) Employees	Mar. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)	Dec. 31, 2015 USD ($)
Business Acquisition [Line Items]
Payments to Acquire Businesses, Net of Cash Acquired		$ 0.2	$ 0.0
Goodwill		$ 787.6			$ 778.3
Wolverine Advanced Materials Acquisition [Member]
Business Acquisition [Line Items]
Business Acquisition, Effective Date of Acquisition	Oct. 05, 2015
Business Acquisition, Name of Acquired Entity	Wolverine Automotive Holdings Inc.
Payments to Acquire Businesses, Net of Cash Acquired	$ 298.3
Number of Employees at Acquired Entity | Employees		500
Revenue of Acquired Entity for Last Annual Period				$ 154.0
Revenue of Acquired Entity from ITT				$ 17.0
Goodwill	$ 162.5