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Segment Reporting - Segment Results (Detail) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Nov. 23, 2019 | Nov. 17, 2018
Segment Reporting Information [Line Items] |  |
Net sales | $ 2,793,038 | $ 2,641,733
Gross profit | 1,501,068 | 1,417,474
Operating, selling, general and administrative expenses | (1,001,045) | (929,656)
Interest expense, net | (43,743) | (39,006)
Income before income taxes | 456,280 | 448,812
Auto Parts Stores [ Member] |  |
Segment Reporting Information [Line Items] |  |
Net sales | 2,743,239 | 2,593,440
Gross profit | 1,466,161 | 1,383,564
Other [Member] |  |
Segment Reporting Information [Line Items] |  |
Net sales | 49,799 | 48,293
Gross profit | $ 34,907 | $ 33,910

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