| **Information on Business Segments (Property, Plant and Equipment by Country) (Details) (USD $)In Millions, unless otherwise specified**                                                                                                                                                                                                                                                     | Dec. 31, 2012 | Dec. 31, 2011 |
|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------|---------------|
| **Segment Reporting Information [Line Items]**                                                                                                                                                                                                                                                                                                                                               |          |               |   |  |
| Property, plant and equipment, net                                                                                                                                                                                                                                                                                                                                                           | $ 273.6       | [1]           | $ 147.2 | [1] |
| U.S.                                                                                                                                                                                                                                                                                                                                                                                         |          |               |   |  |
| **Segment Reporting Information [Line Items]**                                                                                                                                                                                                                                                                                                                                               |          |               |   |  |
| Property, plant and equipment, net                                                                                                                                                                                                                                                                                                                                                           | 141.0         |               | 76.2 |  |
| Brazil                                                                                                                                                                                                                                                                                                                                                                                       |          |               |   |  |
| **Segment Reporting Information [Line Items]**                                                                                                                                                                                                                                                                                                                                               |          |               |   |  |
| Property, plant and equipment, net                                                                                                                                                                                                                                                                                                                                                           | 62.1          |               | 0 |  |
| United Kingdom                                                                                                                                                                                                                                                                                                                                                                               |          |               |   |  |
| **Segment Reporting Information [Line Items]**                                                                                                                                                                                                                                                                                                                                               |          |               |   |  |
| Property, plant and equipment, net                                                                                                                                                                                                                                                                                                                                                           | 22.7          |               | 23.8 |  |
| Australia                                                                                                                                                                                                                                                                                                                                                                                    |          |               |   |  |
| **Segment Reporting Information [Line Items]**                                                                                                                                                                                                                                                                                                                                               |          |               |   |  |
| Property, plant and equipment, net                                                                                                                                                                                                                                                                                                                                                           | 17.1          |               | 17.5 |  |
| Other countries                                                                                                                                                                                                                                                                                                                                                                              |          |               |   |  |
| **Segment Reporting Information [Line Items]**                                                                                                                                                                                                                                                                                                                                               |          |               |   |  |
| Property, plant and equipment, net                                                                                                                                                                                                                                                                                                                                                           | $ 30.7        |               | $ 29.7 |  |
|                                                                                                                                                                                                                                                                                                                                                                                              |
| [1]Net property, plant and equipment as of December 31, 2012 and 2011 contained $26.9 million and $24.9 million of computer software assets, which are classified within machinery and equipment and construction in progress. Amortization of software costs was $8.4 million, $9.5 million and $10.1 million for the years ended December 31, 2012, 2011 and 2010, respectively. |

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| - Definition
Amount, net of accumulated depreciation, depletion and amortization, of long-lived physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.
+ References
Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 8 -Article 7Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 12 -Paragraph 5 -Subparagraph b, c -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.  This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.13) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 13 -Subparagraph a -Article 5
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