GOODWILL AND INTANGIBLE ASSETS (Components of identifiable intangible assets) (Details) (USD $) In Millions, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 2,221.8	$ 2,211.9
Accumulated Amortization	(633.2)	(591.2)
Customer relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	1,191.5	1,187.5
Accumulated Amortization	(454.5)	(426.8)
Patents, licenses and technology [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	146.6	144.9
Accumulated Amortization	(94.2)	(88.3)
Non-compete agreements [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	28.9	28.1
Accumulated Amortization	(17.2)	(14.8)
Trade names [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	129.3	129.2
Accumulated Amortization	(67.3)	(61.3)
Canadian licenses [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	725.5	722.2
Accumulated Amortization	$ 0	$ 0