Operating Leases (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Operating Leased Assets [Line Items]
2013	$ 81.9
2014	62.8
2015	47.2
2016	27.8
2017	19.2
Later years	46.8
Future Minimum Payments Due	285.7
Guarantees
Operating leases residual value guarantee	17.6
Operating Leases, Rent Expense, Net [Abstract]
Operating Leases, Rent Expense, Net	99.5	102.9	94.3
Buildings [Member]
Operating Leased Assets [Line Items]
2013	61.5
2014	47.3
2015	37.1
2016	23.0
2017	17.5
Later years	45.8
Future Minimum Payments Due	232.2
Vehicles [Member]
Operating Leased Assets [Line Items]
2013	16.4
2014	12.2
2015	8.0
2016	3.8
2017	1.3
Later years	0
Future Minimum Payments Due	41.7
Other machinery and equipment [Member]
Operating Leased Assets [Line Items]
2013	4.0
2014	3.3
2015	2.1
2016	1.0
2017	0.4
Later years	1.0
Future Minimum Payments Due	$ 11.8