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Contingencies - Additional Information (Detail) In Millions, unless otherwise specified | 0 Months Ended | 1 Months Ended | 9 Months Ended | 1 Months Ended
--- | --- | --- | --- | ---
May 08, 2012 USD ($) | Nov. 22, 2011 USD ($) | Nov. 22, 2011 BRL | Jun. 30, 2010 USD ($) | Sep. 30, 2013 BRL | Nov. 22, 2011 Court-imposed interest, fees or inflation adjustments Maximum USD ($)
Loss Contingencies [Line Items] |  |  |  |  |  |
Damages asserted by BK |  |  |  |  | 20.8 |
Total ordered damages granted to Bk |  | 11.8 | 26.7 |  |  | 49.0
Amount of remediation plan for the RID portion of the Superfund Site approved by ADEQ |  |  |  | 100 |  |
Walker acquisition, Purchase price | 377.0 |  |  |  |  |
Business Acquisition Outstanding claims for unpaid benefits owed By Seller | $ 2.9 |  |  |  |  |

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- Definition Amount of damages awarded to the plaintiff 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 1 -URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14326-108349 Reference 2: 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=25496072&loc=d3e14435-108349 Reference 3: 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=25496072&loc=d3e14557-108349 + Details
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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 1 -URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14326-108349 Reference 2: 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=25496072&loc=d3e14435-108349 Reference 3: 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=25496072&loc=d3e14557-108349 + Details
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- Definition The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585 + Details
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- Definition This item refers to the outstanding claims for unpaid benefits owed By Seller related to acquisition. + References No definition available. + Details
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- Definition Environmental Remediation Cost Amount Approved + References No definition available. + Details
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