PREFERRED STOCK AND COMMON SHAREHOLDERS' EQUITY (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Stockholders' Equity Note [Abstract]
Stock Issued During Period, Shares, Acquisitions	15.3
Common stock, shares authorized	265.0
Common stock, par value per share (in dollars per share)	$ 0.10
Preferred stock, shares authorized	30.0
Preferred stock, par value per share (in dollars per share)	$ 0.10
Preferred stock, shares outstanding	0
Rollforward of common shares issued
Common shares issued, beginning balance (in shares)	107.1
Common stock issued under employee stock plans (in shares)	0.6
Common shares issued, ending balance (in shares)	123.0
Rollforward of common shares held in treasury
Common shares held in Treasury, beginning balance (in shares)	(22.5)
Common shares held in Treasury, ending balance (in shares)	(22.5)
Rollforward of common shares outstanding
Common shares outstanding, beginning balance (in shares)	84.6
Common stock issued under employee stock plans (in shares)	0.6
Common shares outstanding, ending balance (in shares)	100.5
Rollforward of Share Repurchase Program
Outstanding common stock repurchase authorization, beginning balance	$ 789.5
Purchase of common stock	$ 0	$ (107.7)