| Component: (Network and Table) | |
|---|---|
| Network | 181 - Disclosure - Goodwill and Intangibles - Schedule of Changes in Carrying Amount of Goodwill (Detail) (http://www.autozone.com/taxonomy/role/DisclosureGoodwillAndIntangiblesScheduleOfChangesInCarryingAmountOfGoodwill) |
| Table | Schedule of Goodwill [Table] |
| Reporting Entity [Axis] | 0000866787 (http://www.sec.gov/CIK) |
| Period [Axis] | 2012-08-26 - 2013-08-31 |
| Goodwill [Line Items] | Statement Business Segments [Axis] | ||
|---|---|---|---|
| Segment One [Member] | Segment Other [Member] | Segment [Domain] | |
Net balance as of August 26, 2012 | 302,645,000 | 302,645,000 | |
Goodwill added through acquisition | 83,440,000 | 83,440,000 | |
Goodwill adjustments | (18,256,000) | (18,256,000) | |
Net balance as of August 31, 2013 | 302,645,000 | 65,184,000 | 367,829,000 |