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v3.25.3

AutoNation Finance Income (Loss) (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
AutoNation Finance Income [Line Items] |  |  |  |
AutoNation Finance income (loss) | $ 1.5 | $ (6.2) | $ 3.6 | $ (10.5)
AN Reportable Segment, AN Finance |  |  |  |
AutoNation Finance Income [Line Items] |  |  |  |
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 | (10.5) | (9.3) | (29.1) | (28.3)
AutoNation Finance income (loss) | $ 1.5 | $ (6.2) | $ 3.6 | $ (10.5)

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