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Long-Term Debt - Narrative (Details) - USD ($) $ in Thousands |  |  | 6 Months Ended |
--- | --- | --- | --- | ---
Dec. 08, 2017 | Nov. 08, 2016 | Feb. 24, 2018 | Feb. 25, 2017 | Aug. 26, 2017
Debt Instrument [Line Items] |  |  |  |  |
Borrowings on credit facility |  |  | $ 19,700 | $ 366,400 |
Debt issuance costs, net |  |  | 8,598 |  | $ 9,424
Amortization of debt issuance costs |  |  | 826 | $ 485 |
Term Loan |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Amortization of debt issuance costs |  |  | $ 600 |  |
JPMorgan Chase [Member] | Line of Credit [Member] | ABL |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt, face amount |  | $ 125,000 |  |  |
Basis spread on variable rate, decrease | 0.25% |  |  |  |
Borrowings on credit facility | $ 19,700 |  |  |  |
Debt instrument, term |  | 5 years |  |  |
JPMorgan Chase [Member] | Line of Credit [Member] | ABL | London Interbank Offered Rate (LIBOR) [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Basis spread on variable rate |  |  | 1.25% |  |
JPMorgan Chase [Member] | Line of Credit [Member] | Term Loan |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt, face amount |  | $ 300,000 |  |  |
Basis spread on variable rate, decrease | 1.00% |  |  |  |
Quarterly payment amount |  |  | $ 3,750 |  |
Incremental term loans, up to |  | 125,000 |  |  |
JPMorgan Chase [Member] | Line of Credit [Member] | Term Loan | London Interbank Offered Rate (LIBOR) [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Basis spread on variable rate |  |  | 3.50% |  |
JPMorgan Chase [Member] | Line of Credit [Member] | Letter of Credit [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt, face amount |  | $ 10,000 |  |  |
Minimum [Member] | JPMorgan Chase [Member] | Line of Credit [Member] | Letter of Credit [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Commitment fee percentage |  |  | 0.25% |  |
Maximum [Member] | JPMorgan Chase [Member] | Line of Credit [Member] | Letter of Credit [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Commitment fee percentage |  |  | 0.375% |  |

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