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Shareholders' Equity (Tables) | 12 Months Ended
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Dec. 31, 2024
Stockholders' Equity Note [Abstract] |
Shares Repurchased Under Share Repurchase Program | A summary of shares repurchased under our stock repurchase program authorized by our Board of Directors follows:
| 2024 |  | 2023 |  | 2022
Shares repurchased | 2.9 |  |  | 6.4 |  |  | 15.6 |
Aggregate purchase price(1) | $ | 460.0 |  |  | $ | 863.6 |  |  | $ | 1,710.2 |
Average purchase price per share | $ | 160.86 |  |  | $ | 134.68 |  |  | $ | 109.86 |
(1) Excludes the excise tax accrual imposed under the Inflation Reduction Act of $4.2 million for 2024 and $8.1 million for 2023.
Common Stock Issued With The Exercise of Stock Options | A summary of shares of common stock issued in connection with the exercise of stock options follows:
| 2024 |  | 2023 |  | 2022
Shares issued (in actual number of shares) | 8,685 |  | 37,996 |  | 71,030
Proceeds from the exercise of stock options | $ | 0.5 |  |  | $ | 1.9 |  |  | $ | 3.4 |
Average exercise price per share | $ | 58.08 |  |  | $ | 50.34 |  |  | $ | 47.94 |
Shares Issued and Shares Surrendered to Satisfy Tax Withholdings in Connection With Restricted Stock Units | The following table presents a summary of shares of common stock issued in connection with the settlement of RSUs, as well as shares surrendered to AutoNation to satisfy tax withholding obligations in connection with the settlement of RSUs:
(In actual number of shares) | 2024 |  | 2023 |  | 2022
Shares issued | 0.4 |  |  | 0.6 |  |  | 0.8 |
Shares surrendered to AutoNation to satisfy tax withholding obligations | 0.1 |  |  | 0.2 |  |  | 0.3 |

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- Definition Tabular disclosure of shares issued in connection with the settlement of restricted stock units, as well as shares surrendered to satisfy tax withholding obligations in connection with the vesting of restricted stock and settlement of restricted stock units. + References No definition available. + Details
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- Definition Tabular disclosure of treasury stock, including, but not limited to, average cost per share, description of share repurchase program, shares repurchased, shares held for each class of treasury stock. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481520/505-30-50-2 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481520/505-30-50-3 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481520/505-30-50-4 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481549/505-30-45-1 + Details
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