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Commitments and Contingencies - Additional Information (Detail) (USD $) | 3 Months Ended
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Mar. 31, 2013
Commitments And Contingencies [Line Items] |
Accrued liabilities for environmental matters | $ 587,000
Penalty related to discharge water permit | 124,000
Alleged discharge water permit violation settlement amount | 100,000
Capital cost in connection with construction of pipeline | 3,700,000
Estimated share of the annual operating costs of pipeline, minimum | 100,000
Estimated share of the annual operating costs of pipeline, maximum | 150,000
Operating agreement maturity date | Dec. 31, 2053
Maximum penalty amount per day under Clean Air Act | 27,500
Hallowell Facility [Member] |
Commitments And Contingencies [Line Items] |
Number of subsidiaries under Chemical Business that sold their operating assets | 2
Climate Control Business [Member] |
Commitments And Contingencies [Line Items] |
Product liability deductible per claim | 250,000
Insurance claims [Member] |
Commitments And Contingencies [Line Items] |
Accrued general liability insurance claims | 647,000
El Dorado Facility [Member] |
Commitments And Contingencies [Line Items] |
Estimated project cost to construct plant | 120,000,000
El Dorado Facility [Member] | Nitric Acid Plant [Member] |
Commitments And Contingencies [Line Items] |
Project costs capitalized | 18,600,000
Chemical Business [Member] |
Commitments And Contingencies [Line Items] |
Number of nitric acid affected plants | 8
Plants compliant with Clean Air Act | 2
Minimum range of estimated capital cost to meet Clean Air Act emission rates | 2,000,000
Maximum range of estimated capital cost to meet Clean Air Act emission rates | $ 3,000,000
Plants requiring capital investment to achieve Clean Air Act compliance | 6

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- Definition Accrued environmental liabilities as of the balance sheet date which are included in accrued and other liabilities. + References No definition available. + Details
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- Definition Accrued general liability insurance claims as of the balance sheet date which are included in accrued and other liabilities. + References No definition available. + Details
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- Details
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- Definition The minimum estimated share of the annual operating cost of a wastewater pipeline used in the chemical operations. + References No definition available. + Details
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- Definition The estimated maximum amount of capital cost to achieve Clean Air Act emission rates. + References No definition available. + Details
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- Definition Maximum penalty amount per day under Clean Air Act. + References No definition available. + Details
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- Definition The estimated minimum amount of capital cost to achieve Clean Air Act emission rates. + References No definition available. + Details
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- Definition Number of nitric acid affected plants. + References No definition available. + Details
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- Definition The number of chemical subsidiaries that sold their operating assets consisting of the Hallowell Facility now classified as discontinued operations. + References No definition available. + Details
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- Definition Plants requiring capital investment to achieve Clean Air Act proposed emission rates. + References No definition available. + Details
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- Definition Gross amount, at the balance sheet date, of long-lived assets under construction that include construction costs to date on capital projects that have not been completed and assets being constructed that are not ready to be placed into service. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Principles Board Opinion (APB) -Number 12 -Paragraph 5 -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 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 + Details
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