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Commitments and Contingencies - Additional Information (Detail) (USD $) In Millions, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2013 | Dec. 31, 2012
Commitments Disclosure [Line Items] |  |
Amount outstanding standby letters of credit | $ 28.8 |
Provisions to expense | 10.1 | 5.8
Reserves related to environmental remediation | 1.4 | 1.8
Minimum |  |
Commitments Disclosure [Line Items] |  |
Warranty Maturity Periods | 1 year |
Maximum |  |
Commitments Disclosure [Line Items] |  |
Warranty Maturity Periods | 10 years |
Environmental Solutions |  |
Commitments Disclosure [Line Items] |  |
Provisions to expense | 0.8 |
Performance Bonds [Member] |  |
Commitments Disclosure [Line Items] |  |
Debt outstanding | $ 17.4 |

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- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6584090&loc=d3e28878-108400 + Details
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- Definition The amount of environmental remediation liabilities included in liabilities subject to compromise. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 852 -SubTopic 10 -Section 55 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=29642632&loc=d3e56145-112766 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 852 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6916575&loc=d3e55717-112764 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 852 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6918054&loc=d3e56015-112765 + Details
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