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Acquisitions - Additional Information (Detail) (USD $) | 3 Months Ended | 12 Months Ended |  | 12 Months Ended | 1 Months Ended | 12 Months Ended | 1 Months Ended
--- | --- | --- | --- | --- | --- | --- | ---
Nov. 30, 2012 | Nov. 30, 2011 | Aug. 31, 2012 Entity | Nov. 30, 2012 Customer Relationships | Nov. 30, 2012 Tradenames | Nov. 30, 2012 Technologies | Nov. 30, 2012 Non-compete Agreements | Aug. 31, 2012 Engineered Solutions Entity | Jul. 20, 2012 CrossControl | Mar. 28, 2012 Turotest | Aug. 31, 2012 Turotest | Feb. 10, 2012 Jeyco
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Transaction costs related to business acquisition activities | $ 100,000 | $ 300,000 |  |  |  |  |  |  |  |  |  |
Number of business acquisitions |  |  | 3 |  |  |  |  |  |  |  |  |
Number of tuck-in acquisitions |  |  |  |  |  |  |  | 2 |  |  |  |
Cash paid for business acquisitions, net of cash acquired | 83,000 | 290,000 |  |  |  |  |  |  | 40,600,000 | 8,100,000 |  | 20,700,000
Deferred purchase price for business acquisitions |  |  |  |  |  |  |  |  |  |  | 5,300,000 |
Recognition of goodwill due to acquisitions | 40,400,000 |  |  |  |  |  |  |  |  |  |  |
Recognition of intangible assets due to acquisitions | $ 32,800,000 |  |  | $ 24,200,000 | $ 5,700,000 | $ 2,200,000 | $ 700,000 |  |  |  |  |

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- Definition Amount of direct costs of the business combination including legal, accounting, and other costs incurred to consummate the business acquisition. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 51 -Subparagraph d -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 24 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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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- Definition Amount of goodwill arising from a business combination, which is the excess of the cost of the acquired entity over the amounts assigned to assets acquired and liabilities assumed. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 52 -Subparagraph c -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 Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 53 -Subparagraph d -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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- Definition The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase. + 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=6943989&loc=d3e3213-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 15, 17 -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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