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Litigation And Contingencies (Details) (USD $) In Millions, unless otherwise specified | 12 Months Ended |  |  | 12 Months Ended
--- | --- | --- | --- | ---
Dec. 31, 2011 | Dec. 31, 2010 | Feb. 28, 2010 Jury Awarded Damages [Member] | Feb. 28, 2010 Pre-Judgment Interest And Attorney Fees [Member] | Dec. 31, 2011 Minimum [Member] | Dec. 31, 2011 Maximum [Member]
Product liability reserves | $ 39.7 | $ 42.3 |  |  |  |
Range of possible loss, maximum | 4.0 |  |  |  |  |
Gain contingency, unrecorded amount |  |  | 13.0 | 2.8 |  |
Minimum estimated environmental cost |  |  |  |  | 21.6 |
Maximum estimated environmental cost |  |  |  |  |  | 25.6
Environmental remediation reserve | 21.9 |  |  |  |  |
Estimated present value of long term operation | 18.7 |  |  |  |  |
Undiscounted obligation value | 26.7 |  |  |  |  |
Discount rate on obligation | 5.00% |  |  |  |  |
Standby letters of credit outstanding | $ 46.5 |  |  |  |  |

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- Definition Total costs accrued as of the balance sheet date for environmental loss contingencies. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 30 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=6393242&loc=d3e13207-110859 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 25 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6395460&loc=d3e13647-108346 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Statement of Position (SOP) -Number 96-1 -Paragraph 161 -Subparagraph a -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 5 -Paragraph 9 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6952336&loc=d3e14326-108349 + Details
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