DISCONTINUED OPERATIONS AND OTHER DIVESTITURES (Summary Of Activities In Consolidated Statements Of Income For Discontinued Operations) (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
(Loss) gain on sale of discontinued operations	$ (2.3)	$ 0.5	$ (2.3)	$ 0.0
Income tax benefit on (loss) gain on sale	0.8	10.6	0.8	11.1
(Loss) earnings from discontinued operations, net of tax	(1.5)	11.1	(1.5)	11.1
Previously Owned Coating Resins
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
(Loss) gain on sale of discontinued operations	(2.3)	0.5	(2.3)	(3.6)
Income tax benefit on (loss) gain on sale	0.8	10.6	0.8	11.1
(Loss) earnings from discontinued operations, net of tax	$ (1.5)	$ 11.1	$ (1.5)	7.5
Pre-Acqusition Umeco
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
(Loss) gain on sale of discontinued operations				3.6
Income tax benefit on (loss) gain on sale				0.0
(Loss) earnings from discontinued operations, net of tax				$ 3.6