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, 2012		Dec. 31, 2011		Dec. 31, 2010
Allowances for Doubtful Accounts [Member]
Balance at the beginning of period	$ 27.1		$ 40.7		$ 56.4
Additions charged to costs and expenses	16.1		12.6		15.7
Deductions	(14.3)	[1]	(25.9)	[1]	(31.6)	[1]
Business acquisitions and divestitures, net					(0.3)
Currency translation	(0.5)		(0.3)		(0.2)
Other	0.8				0.7
Balance at the end of period	$ 29.2		$ 27.1		$ 40.7

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