Consolidated Statements of Comprehensive Income (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Net loss	$ (181.1)	$ (38.6)	$ (121.8)
Other comprehensive income (loss), net of tax
Foreign currency translation adjustments	(12.4)	9.0	26.1
Unrealized gain (losses) on derivative financial instruments	0.7	(0.2)	1.2
Unrealized gain (losses) on securities, net of reversals	(6.3)	(4.9)	11.8
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Net Prior Service Costs (Credit) Arising During Period, Net of Tax			(0.3)
Defined benefit pension and post retirement plans:
Amortization of prior service cost	0.2	0.2	0.2
Net (loss) gain	(26.8)	(9.2)	(4.5)
Other Comprehensive Income (Loss), Reclassification, Pension and Other Postretirement Benefit Plans, Net (Gain) Loss Recognized in Net Periodic Benefit Cost, Net of Tax	3.1	1.7	2.5
Exchange (loss) gain on remeasurement	0.3	(0.3)	(0.8)
Other comprehensive income (loss), net of tax	(41.2)	(3.7)	36.8
Net (income) loss attributable to noncontrolling interest	(0.2)	(0.4)	0.9
Foreign currency translation adjustments attributed to non-controlling interest	(1.0)	(1.3)	(3.3)
Comprehensive loss	$ (223.5)	$ (44.0)	$ (87.4)