Recoverable Non-income Taxes (Details) (USD $) In Millions, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
Summary of recoverable non-income taxes
Total recoverable non-income taxes	$ 29.0	$ 27.3
Brazil [Member]
Summary of recoverable non-income taxes
Total recoverable non-income taxes	23.2	22.1
India [Member]
Summary of recoverable non-income taxes
Total recoverable non-income taxes	4.8	3.9
Europe [Member]
Summary of recoverable non-income taxes
Total recoverable non-income taxes	$ 1.0	$ 1.3