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Commitments and Contingencies - Asbestos Damages Sought (Details) (Asbestos [Member], USD $) In Millions, unless otherwise specified | 6 Months Ended
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Jun. 30, 2012
Compensatory and Punitive Damages [Member] | Range 1 [Member] | Minimum [Member] |
Loss Contingencies [Line Items] |
Specified amount of damages sought | $ 0.3
Compensatory and Punitive Damages [Member] | Range 1 [Member] | Maximum [Member] |
Loss Contingencies [Line Items] |
Specified amount of damages sought | 5.0
Compensatory and Punitive Damages [Member] | Range 2 [Member] | Minimum [Member] |
Loss Contingencies [Line Items] |
Specified amount of damages sought | 5.0
Compensatory and Punitive Damages [Member] | Range 2 [Member] | Maximum [Member] |
Loss Contingencies [Line Items] |
Specified amount of damages sought | 10.0
Compensatory and Punitive Damages [Member] | Range 3 [Member] | Minimum [Member] |
Loss Contingencies [Line Items] |
Specified amount of damages sought | 10.0
Compensatory Only Damages [Member] | Range 1 [Member] | Minimum [Member] |
Loss Contingencies [Line Items] |
Specified amount of damages sought | 0.1
Compensatory Only Damages [Member] | Range 1 [Member] | Maximum [Member] |
Loss Contingencies [Line Items] |
Specified amount of damages sought | 0.6
Compensatory Only Damages [Member] | Range 2 [Member] | Minimum [Member] |
Loss Contingencies [Line Items] |
Specified amount of damages sought | 0.6
Compensatory Only Damages [Member] | Range 2 [Member] | Maximum [Member] |
Loss Contingencies [Line Items] |
Specified amount of damages sought | 5.0
Compensatory Only Damages [Member] | Range 3 [Member] | Minimum [Member] |
Loss Contingencies [Line Items] |
Specified amount of damages sought | 5.0
Punitive Only Damages [Member] | Range 1 [Member] | Minimum [Member] |
Loss Contingencies [Line Items] |
Specified amount of damages sought | 0
Punitive Only Damages [Member] | Range 1 [Member] | Maximum [Member] |
Loss Contingencies [Line Items] |
Specified amount of damages sought | 2.5
Punitive Only Damages [Member] | Range 2 [Member] | Minimum [Member] |
Loss Contingencies [Line Items] |
Specified amount of damages sought | 2.5
Punitive Only Damages [Member] | Range 2 [Member] | Maximum [Member] |
Loss Contingencies [Line Items] |
Specified amount of damages sought | 5.0
Punitive Only Damages [Member] | Range 3 [Member] | Minimum [Member] |
Loss Contingencies [Line Items] |
Specified amount of damages sought | $ 5.0
Pending Litigation [Member] |
Loss Contingencies [Line Items] |
Number of pending claims seeking specific amounts of damages | 77
Pending Litigation [Member] | Compensatory and Punitive Damages [Member] | Range 1 [Member] |
Loss Contingencies [Line Items] |
Number of pending claims seeking specific amounts of damages | 54
Pending Litigation [Member] | Compensatory and Punitive Damages [Member] | Range 2 [Member] |
Loss Contingencies [Line Items] |
Number of pending claims seeking specific amounts of damages | 18
Pending Litigation [Member] | Compensatory and Punitive Damages [Member] | Range 3 [Member] |
Loss Contingencies [Line Items] |
Number of pending claims seeking specific amounts of damages | 5
Pending Litigation [Member] | Compensatory Only Damages [Member] | Range 1 [Member] |
Loss Contingencies [Line Items] |
Number of pending claims seeking specific amounts of damages | 47
Pending Litigation [Member] | Compensatory Only Damages [Member] | Range 2 [Member] |
Loss Contingencies [Line Items] |
Number of pending claims seeking specific amounts of damages | 27
Pending Litigation [Member] | Compensatory Only Damages [Member] | Range 3 [Member] |
Loss Contingencies [Line Items] |
Number of pending claims seeking specific amounts of damages | 3
Pending Litigation [Member] | Punitive Only Damages [Member] | Range 1 [Member] |
Loss Contingencies [Line Items] |
Number of pending claims seeking specific amounts of damages | 54
Pending Litigation [Member] | Punitive Only Damages [Member] | Range 2 [Member] |
Loss Contingencies [Line Items] |
Number of pending claims seeking specific amounts of damages | 18
Pending Litigation [Member] | Punitive Only Damages [Member] | Range 3 [Member] |
Loss Contingencies [Line Items] |
Number of pending claims seeking specific amounts of damages | 5

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- Definition Loss Contingency, Number of Plantiffs Specifying Damages Sought + References No definition available. + Details
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- Details
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Namespace Prefix: | us-gaap_
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Balance Type: | na
Period Type: | duration

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- Definition The value (monetary amount) of the award the plaintiff seeks in the legal matter. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6952336&loc=d3e14435-108349 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 9 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6952336&loc=d3e14557-108349 Reference 3: 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 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 5 -Paragraph 11 -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 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 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 5 -Paragraph 10 -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 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 5 -Paragraph 12 -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. + Details
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Period Type: | duration