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Discontinued Operations - Additional Information (Detail) - USD ($) $ in Thousands |  |  |  | 12 Months Ended
--- | --- | --- | --- | ---
Aug. 25, 2016 | Jun. 13, 2014 | Dec. 13, 2013 | Aug. 31, 2016 | Aug. 31, 2015 | Aug. 31, 2014
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |
Gain (loss) on product line divestiture |  |  |  | $ 5,092 | $ 0 | $ (13,495)
Proceeds from sale of businesses, net of transaction costs |  |  |  | 9,695 | 0 | 289,590
Net gain on disposal of businesses |  |  |  | (1,557) | $ 0 | (29,152)
Sanlo [Member] |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |
Disposal Date | Aug. 25, 2016 |  |  |  |  |
Gain (loss) on product line divestiture | $ (5,092) |  |  |  |  |
Proceeds from sale of businesses, net of transaction costs | 9,700 |  |  |  |  |
Net gain on disposal of businesses | $ 1,558 |  |  |  |  |
Disposal Group, Not Discontinued Operation, annual revenue |  |  |  | $ 10,794 |  |
Recreational vehicle [Member] |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |
Disposal Date |  | Jun. 13, 2014 |  |  |  |
Gain (loss) on product line divestiture |  | $ 13,495 |  |  |  |
Proceeds from sale of businesses, net of transaction costs |  | 36,500 |  |  |  |
Net gain on disposal of businesses |  | $ 2,813 |  |  |  |
Disposal Group, Not Discontinued Operation, annual revenue |  |  |  |  |  | 22,050
Electrical |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |
Disposal Date |  |  | Dec. 13, 2013 |  |  |
Proceeds from sale of businesses, net of transaction costs |  |  | $ 252,400 |  |  |
Net sales |  |  |  |  |  | $ 72,139
Gain on disposal |  |  | 34,459 |  |  |
Gain on disposal, net of tax |  |  | $ 26,339 |  |  |

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