Leases and Commitments (Minimum Rental Commitments and Purchase Obligations) (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2014
2015, Leases	$ 92.8
2016, Leases	80.7
2017, Leases	64.2
2018, Leases	53.9
2019, Leases	47.9
Later years, Leases	123.1
Sublease rental income, Leases	(39.9)
Total, Leases	422.7
2015, Purchase Obligations	187.3
2016, Purchase Obligations	59.4
2017, Purchase Obligations	17.8
2018, Purchase Obligations	8.6
2019, Purchase Obligations	3.2
Later years, Purchase Obligations	1.1
Total, Purchase Obligations	$ 277.4