EMPLOYEE STOCK BENEFIT PLANS (Details 2) (USD $) In Millions, except Per Share data, unless otherwise specified	9 Months Ended
	Sep. 30, 2014
Stock Options
EMPLOYEE STOCK BENEFIT PLANS
Shares Granted	0.4
Weighted-Average Grant Date Fair Value (in dollars per share)	$ 17.59
Unrecognized Compensation Expense	$ 9.5
Expected Weighted-Average Period to be Recognized (in years)	1 year 10 months 24 days
Performance Share Awards
EMPLOYEE STOCK BENEFIT PLANS
Shares Granted	0.2
Weighted-Average Grant Date Fair Value (in dollars per share)	$ 78.67
Unrecognized Compensation Expense	10.9
Expected Weighted-Average Period to be Recognized (in years)	1 year 4 months 24 days
Restricted stock units
EMPLOYEE STOCK BENEFIT PLANS
Shares Granted	0.2
Weighted-Average Grant Date Fair Value (in dollars per share)	$ 83.13
Unrecognized Compensation Expense	$ 22.5
Expected Weighted-Average Period to be Recognized (in years)	2 years 6 months