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Discontinued Operations (Tables) | 9 Months Ended
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Apr. 30, 2015
Discontinued Operations and Disposal Groups [Abstract] |
Schedule of Disposal Groups, Including Discontinued Operations, Income Statement, Balance Sheet and Additional Disclosures [Table Text Block] | The following table summarizes the operating results of discontinued operations for the three and nine months ended April 30, 2015 and 2014:
| Three months ended April 30, |  | Nine months ended April 30,
| 2015 |  | 2014 |  | 2015 |  | 2014
Net sales | $ | — |  |  | $ | 46,246 |  |  | $ | — |  |  | $ | 161,862 |
Earnings (loss) from operations of discontinued businesses | — |  |  | 3,629 |  |  | (1,201 | ) |  | 16,390 |
Income tax benefit (expense) | — |  |  | 275 |  |  | (288 | ) |  | (784 | )
Loss on sale of discontinued operations | — |  |  | — |  |  | (487 | ) |  | — |
Income tax benefit on sale of discontinued operations | — |  |  | — |  |  | 61 |  |  | — |
Earnings (loss) from discontinued operations, net of income tax | $ | — |  |  | $ | 3,904 |  |  | $ | (1,915 | ) |  | $ | 15,606 |

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- Definition Tabular disclosure of disposal groups, which may include the gain (loss) recognized in the income statement and the income statement caption that includes that gain (loss), amounts of revenues and pretax profit or loss reported in discontinued operations, the classification and carrying value of the assets and liabilities comprising the disposal group, and the segment in which the disposal group was reported. Also may include the amount of adjustments to amounts previously reported in discontinued operations such as resolution of contingencies arising from the disposal transaction or the operations of the component prior to disposal. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6360339&loc=d3e1361-107760 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6892542&loc=d3e957-107759 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6360339&loc=d3e1510-107760 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6360339&loc=d3e1474-107760 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=8077374&loc=d3e2443-110228 + Details
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