Valuation and Qualifying Accounts (Valuation and Qualifying Accounts Allowance For Doubtful Accounts) (Details) (Allowances for Doubtful Accounts [Member], USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2011		Dec. 31, 2010		Dec. 31, 2009
Allowances for Doubtful Accounts [Member]
Balance at the beginning of period	$ 40.7		$ 56.4		$ 51.5
Additions charged to costs and expenses	12.6		15.7		24.1
Deductions	(25.9)	[1]	(31.6)	[1]	(22.5)	[1]
Business acquisitions and divestitures, net	0		(0.3)		0
Currency translation	(0.3)		(0.2)		1.7
Other	0		0.7		1.6
Balance at the end of period	$ 27.1		$ 40.7		$ 56.4

[1] (*)“Deductions” include accounts and advances written off, less recoveries.