XML 38 R27.htm IDEA: XBRL DOCUMENT
v3.25.3

AutoNation Finance Income (Loss) (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2025
AutoNation Finance Income (Loss) [Abstract] |
AutoNation Finance Income (Loss) | The following table presents the components of AutoNation Finance income (loss):
| Three Months Ended |  | Nine Months Ended
| September 30, |  | September 30,
| 2025 |  | 2024 |  | 2025 |  | 2024
Interest margin: |  |  |  |  |  |  |
Interest and fee income | $ | 55.2 |  |  | $ | 32.9 |  |  | $ | 145.7 |  |  | $ | 81.2 |
Interest expense | (21.2) |  |  | (11.4) |  |  | (52.9) |  |  | (27.1) |
Total interest margin | 34.0 |  |  | 21.5 |  |  | 92.8 |  |  | 54.1 |
Provision for credit losses | (22.0) |  |  | (18.4) |  |  | (60.1) |  |  | (36.3) |
Total interest margin after provision for credit losses | 12.0 |  |  | 3.1 |  |  | 32.7 |  |  | 17.8 |
Direct expenses(1) | (10.5) |  |  | (9.3) |  |  | (29.1) |  |  | (28.3) |
AutoNation Finance income (loss) | $ | 1.5 |  |  | $ | (6.2) |  |  | $ | 3.6 |  |  | $ | (10.5) |
(1) Direct expenses are comprised primarily of compensation expenses and loan administration costs incurred by our auto finance company.

X
- Definition AutoNation Finance Income (Loss) + References No definition available. + Details
Name: | an_AutoNationFinanceIncomeLossAbstract
Namespace Prefix: | an_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the components of AutoNation Finance income (loss). + References No definition available. + Details
Name: | an_AutoNationFinanceIncomeLossTableTextBlock
Namespace Prefix: | an_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration