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Business Segments - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
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Jul. 31, 2013 | Jul. 31, 2012 | Jul. 31, 2011
Segment Reporting Information [Line Items] |  |  |
Number of reportable segments | 2 |  |
Continuing Operations |  |  |
Segment Reporting Information [Line Items] |  |  |
Net sales | $ 3,241,795 | $ 2,639,798 | $ 2,340,442
Continuing Operations | Export |  |  |
Segment Reporting Information [Line Items] |  |  |
Net sales | $ 537,374 | $ 456,073 | $ 428,907

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- Definition Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. + References No definition available. + Details
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- Definition Aggregate revenue during the period from the sale of goods in the normal course of business, after deducting returns, allowances and discounts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1(a)) -URI http://asc.fasb.org/extlink&oid=6880815&loc=d3e20235-122688 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 1 -Article 5 + Details
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- Details
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