Commercial Commitments (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2014		Dec. 31, 2013
Guarantor Obligations [Line Items]
Guarantor Obligations, Current Carrying Value	$ 5.1		$ 6.2
Total commercial commitments	37.6	[1]	49.8	[1]
Asset residual value guarantees [Member]
Guarantor Obligations [Line Items]
Total commercial commitments	0		5.6
Lease payment guarantees [Member]
Guarantor Obligations [Line Items]
Total commercial commitments	28.5		34.8
Performance bonds [Member]
Guarantor Obligations [Line Items]
Total commercial commitments	0.4		0.6
Standby letters of credit [Member]
Guarantor Obligations [Line Items]
Total commercial commitments	$ 8.7		$ 8.8

[1] (1) The carrying value of liabilities on the balance sheet for commercial commitments was $5.1 million at December 31, 2014 and $6.2 million at December 31, 2013. The expirations of these commitments range from 2017 to 2023. We are not aware of any event that would require us to satisfy any of our commitments.