Quarterly report pursuant to Section 13 or 15(d)

Discontinued Operations and Divestiture Activities Narrative (Details)

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Discontinued Operations and Divestiture Activities Narrative (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Jun. 13, 2014
Dec. 13, 2013
May. 31, 2014
May. 31, 2015
May. 31, 2014
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations and Divestiture Activities[Line Items]          
Proceeds from sale of businesses, net of transaction costs         $ 252,773
Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax       $ 0 26,339
Electrical          
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations and Divestiture Activities[Line Items]          
Disposal Date   Dec. 13, 2013      
Proceeds from sale of businesses, net of transaction costs   $ 252,400      
Gain on disposal   34,459     34,459
Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax   $ 26,339      
Recreational vehicle [Member]          
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations and Divestiture Activities[Line Items]          
Disposal Date Jun. 13, 2014        
Proceeds from sale of businesses, net of transaction costs $ 36,500        
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal (13,495)        
Disposal Group, Not Discontinued Operations, Gain (Loss) on Disposal - net of tax $ 2,800        
Disposal Group, Not Discontinued Operations, revenue     $ 7,700   $ 20,800