| Component: (Network and Table) | |
|---|---|
| Network | 2409402 - Disclosure - Warranties (Product Warranty Liabilities) (Details) (http://www.oreillyauto.com/role/WarrantiesProductWarrantyLiabilitiesDetails) |
| Table | (Implied) |
| Reporting Entity [Axis] | 0000898173 (http://www.sec.gov/CIK) |
| Product Warranties Disclosures [Abstract] | Period [Axis] | |
|---|---|---|
2013-01-01 - 2013-12-31 | 2012-01-01 - 2012-12-31 | |
Product Warranties Disclosures [Abstract] | ||
Beginning balance | ||
Warranty claims | ( | ( |
Warranty accruals | ||
Ending balance | 28,001,000 | |