Goodwill And Other Intangible Assets (Narrative) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended					12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2012 Immaterial Acquisitions [Member]	Sep. 04, 2012 Immaterial Acquisitions [Member] Customer Relationships [Member]	Dec. 31, 2012 Trade Names [Member]	Dec. 31, 2012 Minimum [Member] Customer Relationships [Member]	Dec. 31, 2012 Maximum [Member] Customer Relationships [Member]
Goodwill				$ 0.3
Amortized intangible assets, net	67.1	46.4			3.4
Finite lived intangible assets useful life						10 years	7 years	12 years
Amortization of intangible assets	11.5	12.4	14.6
Estimated amortization expense - 2012	12.8
Estimated amortization expense - 2013	12.0
Estimated amortization expense - 2014	11.1
Estimated amortization expense - 2015	10.2
Estimated amortization expense - 2016	7.7
Estimated amortization expense, thereafter	$ 13.3