COMMITMENTS AND CONTINGENCIES Rollforward of Environmental Liability and Related Assets (Detail) - Liability [Member] - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Loss Contingency Accrual [Roll Forward]
Environmental liability - Beginning balance	$ 76.6	$ 82.6
Net Cash Activity	(3.4)	(5.1)
Foreign exchange translation	0.0	0.1
Environmental liability - Ending balance	72.5	78.8
Continuing Operations [Member]
Loss Contingency Accrual [Roll Forward]
Changes In Pre-Existing Environmental Accruals	(0.7)	0.7
Discontinued Operations [Member]
Loss Contingency Accrual [Roll Forward]
Changes In Pre-Existing Environmental Accruals	$ 0.0	$ 0.5