Derivatives (Hedging, Balance Sheet Location) (Details) (Designated as Hedging Instrument, USD $) In Millions, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Total Liabilities
Derivatives, Fair Value [Line Items]
Liabilities, fair values	$ 1.0	$ 2.3
Foreign Currency Contracts | Other Current Liabilities
Derivatives, Fair Value [Line Items]
Liabilities, fair values	0.2	0
Interest Rate Contracts | Other Current Liabilities
Derivatives, Fair Value [Line Items]
Liabilities, fair values	0.6	1.9
Interest Rate Contracts | Other Long-term Liabilities
Derivatives, Fair Value [Line Items]
Liabilities, fair values	$ 0.2	$ 0.4