Valuation and Qualifying Accounts and Reserves - Components of Valuation and Qualifying Accounts and Reserves (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Allowance for doubtful accounts [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Year	$ 16.2	$ 17.0	$ 17.5
Charged to Costs and Expenses	14.3	8.9	6.9
Deductions	(7.8)	(8.3)	(6.5)
Foreign Currency Translation and Other	3.2	(1.4)	(0.9)
Balance at End of Year	25.9	16.2	17.0
Inventory obsolescence reserve [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Year	23.5	22.7	26.6
Charged to Costs and Expenses	14.0	9.5	2.1
Deductions	(14.1)	(7.9)	(6.5)
Foreign Currency Translation and Other	4.4	(0.8)	0.5
Balance at End of Year	$ 27.8	$ 23.5	$ 22.7