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Discontinued Operations Income Statement and Balance Sheet Summary (Detail) (USD $)
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12 Months Ended | |||||||
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Aug. 31, 2014
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Aug. 31, 2013
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Aug. 31, 2012
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| Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract] | ||||||||
| Net sales | $ 72,139,000 | $ 286,308,000 | $ 328,821,000 | |||||
| Operating profit (loss) (1) | (4,873,000) | [1] | 34,536,000 | [1] | 28,148,000 | [1] | ||
| Impairment charge | 0 | (159,104,000) | (62,464,000) | |||||
| Gain on disposal | 34,459,000 | 0 | 0 | |||||
| Income tax benefit (expense) | (7,466,000) | 7,039,000 | (3,670,000) | |||||
| Income (loss) from discontinued operations, net of taxes | 22,120,000 | (117,529,000) | (37,986,000) | |||||
| Share-based Compensation Arrangement by Share-based Payment Award Accelerated Compensation Cost | $ 3,100,000 | |||||||
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- Definition
Disposal Group, Including Discontinued Operation, Asset Impairment Charges No definition available.
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| X | ||||||||||
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- Definition
Amount of gain (loss), before tax expense or benefit and not previously recognized, resulting from the sale of a business component. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Tax effect allocated to a disposal group that is classified as a component of the entity reported as a separate component of income before extraordinary items. Includes the tax effects of the following: income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of operating income or loss attributable to the disposal group, including a component of the entity (discontinued operation), during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of sales or other form of revenues attributable to the disposal group, including a component of the entity (discontinued operation), during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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| X | ||||||||||
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- Definition
Amount of income (loss) from a disposal group, net of income tax before extraordinary items allocable to noncontrolling interests. Includes, net of tax, income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Additional share-based compensation cost recognized as a result of an occurrence of an event that accelerates its recognition. No definition available.
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