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Debt (Tables) | 9 Months Ended
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Sep. 30, 2025
Debt Disclosure [Abstract] |
Long-Term Debt | Non-vehicle long-term debt consisted of the following:
Debt Description |  | Maturity Date |  | Interest Payable |  | September 30, 2025 |  | December 31, 2024
4.5% Senior Notes |  | October 1, 2025 |  | April 1 and October 1 |  | $ | 450.0 |  |  | $ | 450.0 |
3.8% Senior Notes |  | November 15, 2027 |  | May 15 and November 15 |  | 300.0 |  |  | 300.0 |
1.95% Senior Notes |  | August 1, 2028 |  | February 1 and August 1 |  | 400.0 |  |  | 400.0 |
4.75% Senior Notes |  | June 1, 2030 |  | June 1 and December 1 |  | 500.0 |  |  | 500.0 |
2.4% Senior Notes |  | August 1, 2031 |  | February 1 and August 1 |  | 450.0 |  |  | 450.0 |
3.85% Senior Notes |  | March 1, 2032 |  | March 1 and September 1 |  | 700.0 |  |  | 700.0 |
5.89% Senior Notes |  | March 15, 2035 |  | March 15 and September 15 |  | 500.0 |  |  | — |
Revolving credit facility |  | July 18, 2028 |  | Monthly |  | — |  |  | — |
Finance leases and other debt |  | Various dates through 2041 |  |  |  | 353.1 |  |  | 350.0 |
|  |  |  |  |  | 3,653.1 |  |  | 3,150.0 |
Less: unamortized debt discounts and debt issuance costs |  | (20.0) |  |  | (17.9) |
Less: current maturities |  |  |  |  |  | (469.2) |  |  | (518.5) |
Long-term debt, net of current maturities |  |  |  | $ | 3,163.9 |  |  | $ | 2,613.6 |
Schedule of non-recourse Debt | Non-recourse debt outstanding at September 30, 2025, and December 31, 2024, consisted of the following:
| September 30, 2025 |  | December 31, 2024
Warehouse facilities | $ | 1,135.9 |  |  | $ | 801.5 |
Term securitization debt of consolidated VIEs | 608.2 |  |  | 24.7 |
| 1,744.1 |  |  | 826.2 |
Less: unamortized debt discounts and debt issuance costs | (3.1) |  |  | (0.2) |
Less: current maturities | (57.4) |  |  | (28.3) |
Non-recourse debt, net of current maturities | $ | 1,683.6 |  |  | $ | 797.7 |
Schedule of Warehouse Facilities | The aggregate capacities under our warehouse facilities as of September 30, 2025, were as follows:
|  | September 30, 2025
Warehouse facilities: |  |
August 2026 expiration |  | $ | 400.0 |
October 2026 expiration |  | 300.0 |
May 2026 expiration |  | 700.0 |
Aggregate capacity |  | $ | 1,400.0 |
Unused capacity |  | $ | 264.1 |
Schedule of Non-recourse Debt Term Securitizations | In May 2025, we issued $700.0 million in non-recourse notes payable related to asset-backed term securitizations (the AutoNation Finance Trust 2025-1). In July 2025, we repaid the outstanding balance of non-recourse notes payable of the CIG Auto Receivables Trust 2021-1. At September 30, 2025, non-recourse notes payable consisted of the following:
|  | Balance |  | Initial Principal Amount |  | Issuance Date |  | Interest Rate Range |  | Final Distribution Date |  |
AutoNation Finance Trust 2025-1 Class A-D |  | $ | 608.2 |  |  | $ | 700.0 |  |  | 5/21/2025 |  | 4.72% to 5.63% |  | Various dates through Sep 2032 |  |

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- Definition Tabular disclosure of long-debt instruments or arrangements, including identification, terms, features, collateral requirements and other information necessary to a fair presentation. These are debt arrangements that originally required repayment more than twelve months after issuance or greater than the normal operating cycle of the entity, if longer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -SubTopic 10 -Topic 210 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 942 -SubTopic 235 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147477314/942-235-S99-2 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480738/235-10-S50-4 Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04(a)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480678/235-10-S99-3 Reference 5: http://www.xbrl.org/2003/role/exampleRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 69B -Publisher FASB -URI https://asc.fasb.org/1943274/2147481568/470-20-55-69B Reference 6: http://www.xbrl.org/2003/role/exampleRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 69E -Publisher FASB -URI https://asc.fasb.org/1943274/2147481568/470-20-55-69E Reference 7: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 835 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482925/835-30-45-2 Reference 8: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481112/505-10-50-3 Reference 9: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org/1943274/2147477734/942-470-50-3 Reference 10: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 8 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481112/505-10-50-8 Reference 11: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 505 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481112/505-10-50-6 Reference 12: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 505 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 7 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481112/505-10-50-7 + Details
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- Definition Tabular disclosure of short-term or long-term contractual arrangements with lenders, including letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)(b)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(19)(b)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
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