Schedule II - Valuation and Qualifying Accounts (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2011		Dec. 31, 2010		Dec. 31, 2009
Allowance for Doubtful Accounts [Member]
Movement in Valuation Allowances and Reserves [Roll Forward]
Beginning balance	$ 25.1	[1]	$ 25.9		$ 23.3
Impact of foreign currency exchange rate changes	(0.2)		(2.6)		0.1
Provision	4.4		4.9		8.3
Write-offs	8.1		3.1		5.8
Ending balance	21.2	[1]	25.1	[1]	25.9
Valuation Allowance of Deferred Tax Assets [Member]
Movement in Valuation Allowances and Reserves [Roll Forward]
Beginning balance	38.9		24.2		11.7
Provision	6.5		10.2		10.9
Changes attributable to acquisitions and dispositions	0		0		0.2
Changes impacting equity and other movements	(4.1)		5.2		1.8
Write-offs	1.3		0.7		0.4
Ending balance	40.0		38.9		24.2
As Originally Filed [Member] | Allowance for Doubtful Accounts [Member]
Movement in Valuation Allowances and Reserves [Roll Forward]
Beginning balance	21.1		21.9		19.3
Impact of foreign currency exchange rate changes	(0.2)		(2.6)		0.1
Provision	4.4		4.9		8.3
Write-offs	8.1		3.1		5.8
Ending balance	17.2		21.1		21.9
As Originally Filed [Member] | Valuation Allowance of Deferred Tax Assets [Member]
Movement in Valuation Allowances and Reserves [Roll Forward]
Beginning balance	36.1		21.1		11.7
Provision	6.0		10.1		7.8
Changes attributable to acquisitions and dispositions	0		0		0.2
Changes impacting equity and other movements	(3.7)		5.1		1.8
Write-offs	1.3		0.2		0.4
Ending balance	37.1		36.1		21.1
Effect of Restatement 1 [Member] | Allowance for Doubtful Accounts [Member]
Movement in Valuation Allowances and Reserves [Roll Forward]
Beginning balance	0		0		0
Impact of foreign currency exchange rate changes	0		0		0
Provision	0		0		0
Write-offs	0		0		0
Ending balance	0		0		0
Effect of Restatement 1 [Member] | Valuation Allowance of Deferred Tax Assets [Member]
Movement in Valuation Allowances and Reserves [Roll Forward]
Beginning balance	2.8		3.1		0
Provision	0.7		0.1		3.1
Changes attributable to acquisitions and dispositions	0		0		0
Changes impacting equity and other movements	(0.5)		0.1		0
Write-offs	0		0.5		0
Ending balance	3.0		2.8		3.1
Restatement 1 [Member] | Allowance for Doubtful Accounts [Member]
Movement in Valuation Allowances and Reserves [Roll Forward]
Beginning balance	21.1		21.9		19.3
Impact of foreign currency exchange rate changes	(0.2)		(2.6)		0.1
Provision	4.4		4.9		8.3
Write-offs	8.1		3.1		5.8
Ending balance	17.2		21.1		21.9
Restatement 1 [Member] | Valuation Allowance of Deferred Tax Assets [Member]
Movement in Valuation Allowances and Reserves [Roll Forward]
Beginning balance	38.9		24.2		11.7
Provision	6.7		10.2		10.9
Changes attributable to acquisitions and dispositions	0		0		0.2
Changes impacting equity and other movements	(4.2)		5.2		1.8
Write-offs	1.3		0.7		0.4
Ending balance	40.1		38.9		24.2
Effect of Restatement 2 [Member] | Allowance for Doubtful Accounts [Member]
Movement in Valuation Allowances and Reserves [Roll Forward]
Beginning balance	4.0		4.0		4.0
Impact of foreign currency exchange rate changes	0		0		0
Provision	0		0		0
Write-offs	0		0		0
Ending balance	4.0		4.0		4.0
Effect of Restatement 2 [Member] | Valuation Allowance of Deferred Tax Assets [Member]
Movement in Valuation Allowances and Reserves [Roll Forward]
Beginning balance	0		0		0
Provision	(0.2)		0		0
Changes attributable to acquisitions and dispositions	0		0		0
Changes impacting equity and other movements	0.1		0		0
Write-offs	0		0		0
Ending balance	$ (0.1)		$ 0		$ 0

[1] See Note 22 - Restatement of Consolidated Financial Statements