Goodwill and Intangible Assets (Schedule of Goodwill) (Details) (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2012	Dec. 31, 2011
Goodwill, Translation Adjustments	$ 10.1
Gross Balance	681.0	671.1
Accumulated impairments	(198.0)	(198.0)
Balance at December 31, 2011	473.1
Foreign exchange	(0.2)
Balance at June 30, 2012	483.0
North America [Member]
Goodwill, Translation Adjustments	0
Gross Balance	314.7	314.7
Accumulated impairments	(198.0)	(198.0)
Balance at December 31, 2011	116.7
Foreign exchange	0
Balance at June 30, 2012	116.7
Latin America [Member]
Goodwill, Translation Adjustments	9.9
Gross Balance	121.7	111.8
Accumulated impairments	0	0
Balance at December 31, 2011	111.8
Foreign exchange	0
Balance at June 30, 2012	121.7
Europe Middle East & Africa [Member]
Goodwill, Translation Adjustments	0.6
Gross Balance	161.2	160.8
Accumulated impairments	0	0
Balance at December 31, 2011	160.8
Foreign exchange	(0.2)
Balance at June 30, 2012	161.2
Asia Pacific [Member]
Goodwill, Translation Adjustments	(0.4)
Gross Balance	83.4	83.8
Accumulated impairments	0	0
Balance at December 31, 2011	83.8
Foreign exchange	0
Balance at June 30, 2012	$ 83.4