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Business Combination - ProForma Information (Details) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 12 Months Ended | 22 Months Ended
--- | --- | --- | ---
Nov. 26, 2016 | Aug. 31, 2019 | Aug. 25, 2018 | Aug. 26, 2017 | Aug. 25, 2018
Business Acquisition [Line Items] |  |  |  |  |
Acquisition related costs | $ 100 |  | $ 100 | $ 6,600 | $ 7,000
Amortization of intangibles (1 year or less useful life) [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Nonrecurring adjustments |  |  |  | (18,751) |
Increase in amortization of intangibles [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Nonrecurring adjustments |  |  |  | 1,551 |
Expenses Related to Business Combination [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Nonrecurring adjustments |  |  |  | (6,649) |
Interest to reflect new debt structure [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Nonrecurring adjustments |  |  |  | 3,672 |
Taxes related to the adjustments to the pro forma [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Nonrecurring adjustments |  |  |  | 11,648 |
Grand Design [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Revenue since acquisition | 559,664 | $ 1,069,862 | 969,362 |  |
Operating income since acquisition | $ 54,188 | $ 145,900 | $ 129,123 |  |
Pro forma net revenues |  |  |  | 1,642,786 |
Pro forma net income |  |  |  | $ 91,163 |
Pro forma income per share - basic (in dollars per share) |  |  |  | $ 2.89 |
Pro forma income per share - diluted (in dollars per share) |  |  |  | $ 2.88 |

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