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v3.22.4

Segment Information - Revenues and Segment Income by Reportable Segment (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Segment Reporting Information [Line Items] |  |  |
Revenues | $ 27,814.8 | $ 25,554.7 | $ 20,443.9
Floor plan interest expense | 52.4 | 26.2 | 46.3
Other interest expense | 70.4 | 68.6 | 111.0
Depreciation | 127.3 | 121.5 | 115.5
Equity in earnings of affiliates | 494.2 | 374.5 | 169.0
Income from continuing operations before income taxes | 1,859.2 | 1,607.7 | 707.6
Retail automotive dealership |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 23,694.7 | 22,513.3 | 17,928.8
Retail commercial truck dealership |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 3,541.3 | 2,465.7 | 2,060.9
Operating segments | Retail automotive dealership |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 23,694.7 | 22,513.3 | 17,928.8
Floor plan interest expense | 44.5 | 23.9 | 39.6
Other interest expense | 65.1 | 63.8 | 105.9
Depreciation | 112.7 | 108.7 | 103.8
Equity in earnings of affiliates | 3.5 | 8.2 | 4.4
Income from continuing operations before income taxes | 1,118.0 | 1,046.6 | 443.4
Operating segments | Retail commercial truck dealership |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 3,541.3 | 2,465.7 | 2,060.9
Floor plan interest expense | 7.5 | 1.9 | 5.6
Other interest expense | 3.9 | 3.3 | 3.7
Depreciation | 10.0 | 7.9 | 6.4
Equity in earnings of affiliates | 0.0 | 0.0 | 0.0
Income from continuing operations before income taxes | 214.7 | 160.3 | 78.2
Operating segments | Other |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 578.8 | 575.7 | 454.2
Floor plan interest expense | 0.4 | 0.4 | 1.1
Other interest expense | 1.4 | 1.5 | 1.4
Depreciation | 4.6 | 4.9 | 5.3
Equity in earnings of affiliates | 0.0 | 0.0 | 0.0
Income from continuing operations before income taxes | 35.8 | 34.5 | 21.4
Operating segments | Non-Automotive Investments |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 0.0 | 0.0 | 0.0
Floor plan interest expense | 0.0 | 0.0 | 0.0
Other interest expense | 0.0 | 0.0 | 0.0
Depreciation | 0.0 | 0.0 | 0.0
Equity in earnings of affiliates | 490.7 | 366.3 | 164.6
Income from continuing operations before income taxes | $ 490.7 | $ 366.3 | $ 164.6

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