Debt (Details 2) (USD $) In Millions, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Maturities of Long-term Debt and Capital Lease Obligations [Abstract]
Long-term Debt and Capital Lease Obligations, Repayments of Principal in Next Twelve Months	$ 49.7
Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal in Year Two	4.7
Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal in Year Three	5.3
Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal in Year Four	3.6
Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal in Year Five	3.1
Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal after Year Five	0.8
Debt and Capital Lease Obligations	$ 67.2	$ 61.4