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Contingent Liabilites and Commitments (Lease Commitments) (Details) $ in Thousands |  | 12 Months Ended
--- | --- | ---
Nov. 08, 2016 shareholder property | Aug. 25, 2018 USD ($) | Aug. 26, 2017 USD ($) | Aug. 27, 2016 USD ($)
Business Acquisition, Contingent Consideration [Line Items] |  |  |  |
Lease expense |  | $ 4,400 | $ 2,900 | $ 600
Minimum future lease commitments under noncancelable lease agreements |  |  |  |
Fiscal 2019 |  | 2,700 |  |
Fiscal 2020 |  | 2,424 |  |
Fiscal 2021 |  | 2,370 |  |
Fiscal 2022 |  | 2,245 |  |
Fiscal 2023 |  | 2,683 |  |
Thereafter |  | 4,041 |  |
Total future lease commitments |  | 16,463 |  |
Grand Design [Member] |  |  |  |
Business Acquisition, Contingent Consideration [Line Items] |  |  |  |
Number of properties acquired | property | 2 |  |  |
Grand Design Facilities Member [Member] | Grand Design [Member] |  |  |  |
Business Acquisition, Contingent Consideration [Line Items] |  |  |  |
Number of Grand Design shareholders that own the principal facilities | shareholder | 3 |  |  |
Non-related Party [Member] |  |  |  |
Minimum future lease commitments under noncancelable lease agreements |  |  |  |
Fiscal 2019 |  | 900 |  |
Fiscal 2020 |  | 624 |  |
Fiscal 2021 |  | 570 |  |
Fiscal 2022 |  | 445 |  |
Fiscal 2023 |  | 150 |  |
Thereafter |  | 0 |  |
Total future lease commitments |  | 2,689 |  |
Related Party [Member] |  |  |  |
Minimum future lease commitments under noncancelable lease agreements |  |  |  |
Fiscal 2019 |  | 1,800 |  |
Fiscal 2020 |  | 1,800 |  |
Fiscal 2021 |  | 1,800 |  |
Fiscal 2022 |  | 1,800 |  |
Fiscal 2023 |  | 2,533 |  |
Thereafter |  | 4,041 |  |
Total future lease commitments |  | $ 13,774 |  |

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