ACQUISITIONS Acquisitions (Details) - USD ($) $ in Millions	Sep. 30, 2020	Dec. 31, 2019	Jul. 03, 2019	Apr. 30, 2019
Business Acquisition [Line Items]
Goodwill	$ 928.9	$ 927.2
Rheinhutte Pumpen Group [Member]
Business Acquisition [Line Items]
Cash				$ 4.7
Receivables				12.1
Inventory				15.2
Plant, property and equipment				19.9
Goodwill				37.6
Other intangible assets				15.2
Other assets				3.8
Accounts payable and accrued liabilities				(6.7)
Other liabilities				(5.3)
Net assets acquired				$ 96.5
Matrix Composites [Member]
Business Acquisition [Line Items]
Cash			$ 0.5
Receivables			1.1
Inventory			1.8
Plant, property and equipment			2.9
Goodwill			14.3
Other intangible assets			8.5
Other assets			1.9
Accounts payable and accrued liabilities			(2.0)
Other liabilities			(2.7)
Net assets acquired			$ 26.3