Balance Sheet Related Information - Allowance for Doubtful Accounts (Details) (Allowance for Doubtful Accounts [Member], USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Allowance for Doubtful Accounts [Member]
Allowance for doubtful accounts [Abstract]
Balance at the beginning of the year	$ 11.0	$ 7.5	$ 6.6
Charged to expense (income)	4.0	5.3	3.6
Write-offs and currency translation adjustments	(1.4)	(1.8)	(2.7)
Balance at the end of the year	$ 13.6	$ 11.0	$ 7.5