Derivative Financial Instruments and Hedging Activities (Details) $ in Millions	12 Months Ended
	Dec. 31, 2015 USD ($) Contract	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)
Derivatives, Fair Value [Line Items]
Other Nonoperating Income (Expense)	$ (2.3)	$ 1.8	$ (3.0)
Foreign Exchange Forward [Member]
Derivatives, Fair Value [Line Items]
Number of contracts held | Contract	6
Other Nonoperating Income (Expense)	$ (0.3)
Foreign Exchange Forward [Member] | Other Current Assets [Member]
Derivatives, Fair Value [Line Items]
Derivative assets		0.5
Foreign Exchange Forward [Member] | Other Current Liabilities [Member]
Derivatives, Fair Value [Line Items]
Derivative liabilities		$ 0.3