Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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This element represents the income or loss from continuing operations attributable to the economic entity which may also be defined as revenue less expenses from ongoing operations, after income or loss from equity method investments, but before income taxes, extraordinary items, and noncontrolling interest.

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The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets.

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Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

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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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Segment Reporting - Segment Results (Detail) - USD ($) $ in Thousands	3 Months Ended						4 Months Ended		12 Months Ended
	May. 09, 2015	Feb. 14, 2015	Nov. 22, 2014	May. 10, 2014	Feb. 15, 2014	Nov. 23, 2013	Aug. 29, 2015	Aug. 30, 2014	Aug. 29, 2015	Aug. 30, 2014	Aug. 31, 2013
Segment Reporting Information [Line Items]
Net sales	$ 2,493,021	$ 2,143,651	$ 2,260,264	$ 2,341,545	$ 1,990,494	$ 2,093,578	$ 3,290,404	$ 3,049,696	$ 10,187,340	$ 9,475,313	$ 9,147,530
Gross profit	1,302,789	1,120,033	1,176,661	1,216,958	1,037,035	1,085,697	1,727,548	1,595,216	5,327,031	4,934,907	4,740,935
Operating, selling, general and administrative expenses									(3,373,980)	(3,104,684)	(2,967,837)
Assets							8,102,349	7,497,163	8,102,349	7,497,163	6,869,167
Interest expense, net									(150,439)	(167,509)	(185,415)
Capital Expenditures									480,579	438,116	414,451
Income before income taxes	$ 482,170	$ 326,733	$ 371,502	$ 442,790	$ 297,854	$ 341,295	622,207	580,775	1,802,612	1,662,714	1,587,683
Auto Parts Locations [Member]
Segment Reporting Information [Line Items]
Net sales									9,824,876	9,132,169	8,858,723
Gross profit									5,132,624	4,744,501	4,568,190
Assets							7,883,720	7,279,665	7,883,720	7,279,665	6,696,963
Capital Expenditures									464,246	423,951	402,028
Auto Parts Locations [Member] \| Failure [Member]
Segment Reporting Information [Line Items]
Net sales									4,650,271	4,274,528	4,214,642
Auto Parts Locations [Member] \| Maintenance Items [Member]
Segment Reporting Information [Line Items]
Net sales									3,618,779	3,362,969	3,224,229
Auto Parts Locations [Member] \| Discretionary [Member]
Segment Reporting Information [Line Items]
Net sales									1,555,826	1,494,672	1,419,852
Other [Member]
Segment Reporting Information [Line Items]
Net sales									362,464	343,144	288,807
Gross profit									194,407	190,406	172,745
Assets							$ 218,629	$ 217,498	218,629	217,498	172,204
Capital Expenditures									$ 16,333	$ 14,165	$ 12,423