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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Segment Reporting - Segment Results (Detail) - USD ($) $ in Thousands	3 Months Ended						4 Months Ended		12 Months Ended
	May 09, 2020	Feb. 15, 2020	Nov. 23, 2019	May 04, 2019	Feb. 09, 2019	Nov. 17, 2018	Aug. 29, 2020	Aug. 31, 2019	Aug. 29, 2020	Aug. 31, 2019	Aug. 25, 2018
Segment Reporting Information [Line Items]
Net sales	$ 2,779,299	$ 2,513,663	$ 2,793,038	$ 2,783,006	$ 2,450,568	$ 2,641,733	$ 4,545,968	$ 3,988,435	$ 12,631,967	$ 11,863,743	$ 11,221,077
Gross profit	1,490,648	1,366,063	1,501,068	1,492,020	1,325,107	1,417,474	2,412,975	2,130,400	6,770,753	6,365,001	5,973,746
Operating, selling, general and administrative expenses									(4,353,074)	(4,148,864)	(4,162,890)
Interest expense, net									(201,165)	(184,804)	(174,527)
Income before income taxes	$ 444,223	$ 363,603	$ 456,280	$ 504,284	$ 358,658	$ 448,812	952,407	719,578	2,216,514	2,031,333	1,636,329
Assets							14,423,872	9,895,913	14,423,872	9,895,913	9,346,980
Capital Expenditures									457,736	496,050	521,788
Auto Parts Locations [Member]
Segment Reporting Information [Line Items]
Net sales									12,405,929	11,645,235	10,951,498
Gross profit									6,617,508	6,209,229	5,805,561
Assets							14,303,427	9,781,926	14,303,427	9,781,926	9,231,021
Capital Expenditures									432,067	479,120	499,762
Auto Parts Locations [Member] \| Failure
Segment Reporting Information [Line Items]
Net sales									6,088,859	5,728,294	5,338,890
Auto Parts Locations [Member] \| Maintenance Items
Segment Reporting Information [Line Items]
Net sales									4,284,913	4,140,987	3,914,546
Auto Parts Locations [Member] \| Discretionary
Segment Reporting Information [Line Items]
Net sales									2,032,157	1,775,954	1,698,062
Other [Member]
Segment Reporting Information [Line Items]
Net sales									226,038	218,508	269,579
Gross profit									153,245	155,772	168,185
Assets							$ 120,445	$ 113,987	120,445	113,987	115,959
Capital Expenditures									$ 25,669	$ 16,930	$ 22,026