INCOME TAXES (Details 3) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Reconciliation of the Company's changes in gross uncertain tax positions
Balance at the beginning of the period	$ 13.6	$ 12.8	$ 11.7
Increases based on current year tax positions	14.6	0.1	4.0
Increases based on prior year tax positions	1.7	1.1	2.7
Decreases based on prior year tax positions	(0.3)	(0.3)
Settlements	(0.1)	(0.4)
Cumulative translation adjustment	0.2	0.3
Adjustments to opening balances pursuant to BMS tax matters agreement			(5.6)
Balance at the end of the period	29.7	13.6	12.8
Amount of unrecognized tax benefits that, if recognized, would impact effective tax rate	10.9	3.0	2.4
Interest and penalties related to unrecognized tax benefits, included in other liabilities	8.2	6.2	4.1
Amount of interest and penalties included as a component of provision for income taxes	$ 0.6	$ 0.3