XML 35 R17.htm IDEA: XBRL DOCUMENT
v3.22.0.1

Self-Insurance | 12 Months Ended
--- | ---
Dec. 31, 2021
Insurance [Abstract] |
Self-Insurance | SELF-INSURANCE Under our self-insurance programs, we retain various levels of aggregate loss limits, per claim deductibles, and claims-handling expenses as part of our various insurance programs, including property and casualty, employee medical benefits, automobile, and workers’ compensation. At December 31, 2021 and 2020, current and long-term self-insurance liabilities were included in Other Current Liabilities and Other Liabilities, respectively, in the Consolidated Balance Sheets as follows:
| 2021 |  | 2020
Self-insurance - current portion | $ | 44.6 |  |  | $ | 35.4 |
Self-insurance - long-term portion | 51.2 |  |  | 47.0 |
Total self-insurance liabilities | $ | 95.8 |  |  | $ | 82.4 |

X
- Definition Disclosure of the carrying amounts of current and non-current liabilities for self-insurance reserves. + References No definition available. + Details
Name: | an_SelfInsuranceReservesCurrentAndNoncurrentDisclosureTextBlock
Namespace Prefix: | an_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_InsuranceAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration