Schedule II - Valuation and Qualifying Accounts (Details) (Allowance for doubtful accounts, USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2012		Dec. 31, 2011		Dec. 31, 2010
Allowance for doubtful accounts
Balance at Beginning of Period	$ 145.2	[1]	$ 134.2	[1]	$ 130.1	[1]
Charged to Costs & Expenses	39.7		39.7		47.3
Impact of Currency	(0.7)		(4.0)		0.3
Charged to Other Accounts	4.6	[2]	5.4	[2]	6.2	[2]
Write Offs, Write Downs & Deductions	37.7		30.1		49.7
Balance at End of Period	$ 151.1	[1]	$ 145.2	[1]	$ 134.2	[1]

[1] Amounts include allowance for doubtful accounts classified as current and non-current

[2] Amounts related to businesses acquired, net of amounts related to businesses disposed.