LONG-TERM INCENTIVE EMPLOYEE COMPENSATION - Additional Information (Detail) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2014 Equity Based Awards [Member]	Mar. 31, 2014 Liability Based Awards [Member]	Mar. 31, 2014 TSR [Member]	Mar. 04, 2013 TSR [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation cost not yet recognized			$ 29.8	$ 4.3
Unrecognized compensation cost weighted-average period			2 years 6 months 6 days	1 year 10 months 12 days
Stock option exercised	0.5	0.8
Proceeds from stock option exercised	$ 9.0	$ 14.0
Restricted stock lapsed	0.3	0.3
Fair value dividend yield					1.00%
Annualized Dividend Assumption per share					$ 0.44
Company Closing Stock Price						$ 43.52
Performance period					3 years