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1. Basis of Presentation and Use of Estimates Immaterial Error Corrections (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2012
Cost of goods sold, immaterial error [Member]
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Quantifying Misstatement in Current Year Financial Statements, Amount	$ 4.1
Interest expense, immaterial error [Member]
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Quantifying Misstatement in Current Year Financial Statements, Amount	1.2
Other (income) expense, net, immaterial error [Member]
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Quantifying Misstatement in Current Year Financial Statements, Amount	0.8
Income tax benefit, immaterial error [Member]
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Quantifying Misstatement in Current Year Financial Statements, Amount	(0.7)
2007 through 2011 [Member]
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Quantifying Misstatement Amount	6.1
First quarter of 2011 [Member]
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Quantifying Misstatement Amount	(1.6)
2008 through 2011 [Member]
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Quantifying Misstatement Amount	0.9
2007 [Member]
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Quantifying Misstatement Amount	1.1
2008 [Member]
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Quantifying Misstatement Amount	1.5
2009 [Member]
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Quantifying Misstatement Amount	1.3
2010 [Member]
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Quantifying Misstatement Amount	1.6
2011 [Member]
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Quantifying Misstatement Amount	$ (0.1)

X

- Definition

Quantifying Misstatement Amount

+ References

No definition available.

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- Definition

Amount of each individual error being corrected in the correcting adjustment.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 1

-Section N



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 250

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SAB TOPIC 1.N.Q3)

-URI http://asc.fasb.org/extlink&oid=6369664&loc=d3e30840-122693

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