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Commitments and Contingencies - Additional Information (Detail) In Millions, unless otherwise specified | 0 Months Ended | 1 Months Ended | 12 Months Ended |  | 1 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | --- | --- | ---
May 08, 2012 USD ($) | Jun. 30, 2010 USD ($) | Dec. 31, 2013 BRL | Dec. 31, 2013 USD ($) | Nov. 30, 2011 Court-Imposed Interest, Fees or Inflation Adjustments Maximum USD ($) | Nov. 30, 2011 Court-Imposed Interest, Fees or Inflation Adjustments Maximum BRL | Dec. 31, 2013 Arizona Department Of Environmental Quality USD ($) | Dec. 31, 2013 Standby Letters Of Credit USD ($)
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |
Damages asserted by BK |  |  | 20.8 |  | $ 60.0 |  | $ 0.2 |
Total ordered damages granted to Bk |  |  |  |  |  | 26.7 |  |
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 |  |  |  |  |  |  |
Loss contingency damages awarded value exchange rate differance |  |  |  |  | 11.4 |  |  |
Loss Contingency, Estimate of Possible Loss |  |  |  |  |  |  | 0.7 |
Letters of credit outstanding amount |  |  |  |  |  |  |  | 8.9
Purchase Obligation |  |  |  | $ 32.8 |  |  |  |

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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 Reflects the estimated amount of loss from the specified contingency as of the balance sheet date. + 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 (b) -URI http://asc.fasb.org/extlink&oid=25496072&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 (b) -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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