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Discontinued Operations Narrative (Details) (USD $)
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0 Months Ended | 3 Months Ended | 6 Months Ended | ||
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Dec. 13, 2013
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Feb. 28, 2014
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Feb. 28, 2013
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Feb. 28, 2014
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Feb. 28, 2013
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| Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] | |||||
| Proceeds (loss) on sale of businesses, net of transaction costs | $ 243,386,000 | ||||
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Electrical
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| Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] | |||||
| Proceeds (loss) on sale of businesses, net of transaction costs | 243,400,000 | ||||
| Gain on disposal | 34,500,000 | 34,459,000 | 0 | 34,459,000 | 0 |
| Future cash outflow of discontinued operations | 18,000,000 | ||||
| Estimated proceeds net of transaction costs | $ 225,000,000 | ||||
| X | ||||||||||
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- Definition
Estimated proceeds net of transaction costs No definition available.
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| X | ||||||||||
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- Definition
Future cash outflow of discontinued operations 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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- Details
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| X | ||||||||||
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- Definition
This element represents the cash inflow during the period from the sale of a component of the entity. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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