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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Face (par) amount of debt instrument at time of issuance.

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The cash outflow paid to third parties in connection with debt origination, which will be amortized over the remaining maturity period of the associated long-term debt.

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Long-Term Debt (Details) - USD ($) $ in Thousands			12 Months Ended
Long-Term Debt (Details) - USD ($) $ in Thousands	Dec. 08, 2017	Nov. 08, 2016	Aug. 25, 2018	Aug. 26, 2017	Aug. 27, 2016	Sep. 21, 2018
Debt Instrument [Line Items]
Payments of Debt Issuance Costs			$ 589	$ 11,020	$ 0
Amortization of debt issuance costs			2,206	$ 1,596	$ 0
Prior Credit Agreement [Member]
Debt Instrument [Line Items]
Amortization of debt issuance costs			$ 600
Line of Credit [Member] \| ABL
Debt Instrument [Line Items]
Debt instrument, term			5 years
Payments of Debt Issuance Costs			$ 1,100
Line of Credit [Member] \| Term Loan
Debt Instrument [Line Items]
Debt instrument, term			7 years
Payments of Debt Issuance Costs			$ 10,500
JPMorgan Chase [Member] \| Line of Credit [Member] \| ABL
Debt Instrument [Line Items]
Debt, face amount		$ 125,000
Debt Instrument, Basis Spread on Variable Rate, Increase (Decrease)	0.25%
Debt instrument, term		5 years
Debt Instrument, Basis Spread on Variable Rate			1.25%
JPMorgan Chase [Member] \| Line of Credit [Member] \| ABL \| Minimum [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Commitment Fee Percentage			0.25%
JPMorgan Chase [Member] \| Line of Credit [Member] \| ABL \| Maximum [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Commitment Fee Percentage			0.375%
JPMorgan Chase [Member] \| Line of Credit [Member] \| Term Loan
Debt Instrument [Line Items]
Debt, face amount		$ 300,000
Debt Instrument, Basis Spread on Variable Rate, Increase (Decrease)	1.00%
Debt Instrument, Basis Spread on Variable Rate			2.32%
JPMorgan Chase [Member] \| Line of Credit [Member] \| Letter of Credit [Member]
Debt Instrument [Line Items]
Debt Instrument, Face Amount		$ 10,000
Subsequent Event [Member] \| JPMorgan Chase [Member] \| Line of Credit [Member] \| ABL
Debt Instrument [Line Items]
Debt, face amount						$ 165,000