PENSION AND POST-RETIREMENT BENEFITS Summary of Amounts Recognized in Respect to Pension Plans and Other Post-retirement Benefit Plans (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013		Dec. 31, 2012
Defined Benefit Plan Disclosure [Line Items]
Other assets	$ 113.3	$ 123.8	[1]
Other Liabilities, Current	(273.3)	(313.6)	[1]
Pension and Other Postretirement Defined Benefit Plans, Liabilities, Noncurrent	(200.9)	(118.3)	[1]
Pension and Other Postretirement Benefit Plans, Accumulated Other Comprehensive Income (Loss), before Tax	280.1
Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Tax	43.6
Defined Benefit Plan Accumulated Other Comprehensive Income Loss After Tax Portion Attributable To Related Party	(1.2)
Accumulated Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Net of Tax	235.3
Defined Benefit Plan, Fair Value of Plan Assets	567.7	557.6
Pension And Other Postretirement Benefit Plans Assets [Member]
Defined Benefit Plan Disclosure [Line Items]
Due from Affiliates	3.1	2.6
Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan Expected Actuarial Losses Gains And Prior Service Costs To Be Recognized In Net Periodic Benefit Cost In Subsequent Fiscal Year	8.2
Defined Benefit Plan, Benefit Obligation	761.7	668.2		744.6
Other assets	0.8	0
Other Liabilities, Current	(6.1)	(5.9)
Pension and Other Postretirement Defined Benefit Plans, Liabilities, Noncurrent	(188.7)	(104.7)
Defined Benefit Plan, Funded Status of Plan	(194.0)	(110.6)
Pension and Other Postretirement Benefit Plans, Accumulated Other Comprehensive Income (Loss), before Tax	277.6	170.1
Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Tax	43.7	1.8
Defined Benefit Plan Accumulated Other Comprehensive Income Loss After Tax Portion Attributable To Related Party	(1.0)	(0.7)
Accumulated Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Net of Tax	232.9	167.6
Defined Benefit Plan, Accumulated Benefit Obligation	761.0	667.3
Defined Benefit Plan, Fair Value of Plan Assets	567.7	557.6		520.2
Other Post-Retirement Benefit Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan Expected Actuarial Losses Gains And Prior Service Costs To Be Recognized In Net Periodic Benefit Cost In Subsequent Fiscal Year	0.1
Defined Benefit Plan, Benefit Obligation	12.9	14.4		16.5
Other assets	0	0
Other Liabilities, Current	(0.7)	(0.8)
Pension and Other Postretirement Defined Benefit Plans, Liabilities, Noncurrent	(12.2)	(13.6)
Defined Benefit Plan, Funded Status of Plan	(12.9)	(14.4)
Pension and Other Postretirement Benefit Plans, Accumulated Other Comprehensive Income (Loss), before Tax	2.5	2.8
Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Tax	(0.1)	(0.1)
Defined Benefit Plan Accumulated Other Comprehensive Income Loss After Tax Portion Attributable To Related Party	(0.2)	0
Accumulated Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Net of Tax	2.4	2.9
Defined Benefit Plan, Fair Value of Plan Assets	$ 0	$ 0		$ 0

[1] During the year ended December 31, 2014, the Company recorded Measurement Period Adjustments (as hereinafter defined) to certain net assets and intangible assets acquired in the Colomer Acquisition (as hereinafter defined) on October 9, 2013. Accordingly, the prior period has been retrospectively adjusted for such Measurement Period Adjustments. Refer to Note 2, "Business Combination" for additional details.