| Component: (Network and Table) | |
|---|---|
| Network | 2305301 - Disclosure - Property and Equipment, Net (Tables) (http://www.autonation.com/role/PropertyAndEquipmentNetTables) |
| Table | (Implied) |
| Reporting Entity [Axis] | 0000350698 (http://www.sec.gov/CIK) |
| Property, Plant and Equipment [Abstract] | Period [Axis] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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2016-01-01 - 2016-12-31 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Property, Plant and Equipment [Abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Property and Equipment, Net | A summary of property and equipment, net, at December 31 is as follows:
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