SUPPLEMENTAL CASH FLOW INFORMATION (Details) (USD $) In Millions, unless otherwise specified	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Debt Conversion [Line Items]
Noncash conversion of zero-coupon convertible debt	$ 8.6	$ 10.3
Fair Value of Assets Acquired	13.1	9.8
Increase (Decrease) in Accrued Liabilities	(3.3)	1.8
Cash paid during period for:
Interest	74.7	65.4
Income taxes, net of refunds	211.1	228.1
Restricted Stock Awards And Performance Shares Surrendered	$ 6.6	$ 7.1