ENVIRONMENTAL (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013	Dec. 31, 2013
Environmental Remediation Obligations [Abstract]
Reserves for future environmental expenditures-total	$ 139.7	$ 143.0	$ 139.7	$ 143.0	$ 144.6
Reserves for environmental expenditures-noncurrent	121.7	122.0	121.7	122.0	126.6
Environment provisions charged (credited) to income [Abstract]
Charges to income	1.6	2.0	6.3	6.2
Recoveries From Third Parties Of Costs Incurred And Expensed In Prior Periods	0	(1.3)	0	(1.3)
Total environmental expense	$ 1.6	$ 0.7	$ 6.3	$ 4.9