Amount of amortization expense attributable to debt issuance costs.

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Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of the required periodic payments including both interest and principal payments.

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Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

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Debt Instrument, Basis Spread on Variable Rate, Increase (Decrease)

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Line of Credit Facility, Accordion Feature, Increase Limit

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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%