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v3.22.0.1

Segment Information (Details) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2021 USD ($) segments | Dec. 31, 2020 USD ($) segments | Dec. 31, 2019 USD ($) segments
Segment Reporting Information [Line Items] |  |  |
Number of reportable segments | segments | 3 | 3 | 3
Revenues | $ 25,844.0 | $ 20,390.0 | $ 21,335.7
Floorplan interest expense | 25.7 | 63.8 | 138.4
Depreciation and amortization | 193.3 | 198.9 | 180.5
Capital expenditures | 231.9 | 137.2 | 257.4
Segment assets | 8,943.6 | 9,887.2 | 10,543.3
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract] |  |  |
Segment income (loss) | 1,877.1 | 499.4 | 685.2
Other interest expense | (93.0) | (93.7) | (106.7)
Other income, net | 24.3 | 144.4 | 34.1
INCOME FROM CONTINUING OPERATIONS BEFORE INCOME TAXES | 1,808.4 | 550.1 | 612.6
AN Reportable Segments [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 24,988.3 | 19,681.4 | 20,574.9
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract] |  |  |
Segment income (loss) | 2,147.9 | 1,219.8 | 957.3
AN Reportable Segment, Domestic [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 7,959.9 | 6,490.6 | 6,671.4
Floorplan interest expense | 7.9 | 23.8 | 51.8
Depreciation and amortization | 39.3 | 39.8 | 37.2
Capital expenditures | 15.5 | 17.9 | 38.6
Segment assets | 1,758.5 | 2,130.0 | 2,483.6
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract] |  |  |
Segment income (loss) | 595.8 | 355.2 | 257.6
AN Reportable Segment, Import [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 7,798.5 | 5,988.0 | 6,468.7
Floorplan interest expense | 5.1 | 12.9 | 30.7
Depreciation and amortization | 33.9 | 33.6 | 33.4
Capital expenditures | 27.1 | 25.7 | 23.2
Segment assets | 1,424.2 | 1,764.7 | 1,842.1
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract] |  |  |
Segment income (loss) | 714.7 | 386.4 | 318.6
AN Reportable Segment, Premium Luxury [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 9,229.9 | 7,202.8 | 7,434.8
Floorplan interest expense | 8.8 | 21.8 | 47.3
Depreciation and amortization | 64.8 | 60.5 | 53.5
Capital expenditures | 80.0 | 51.6 | 145.3
Segment assets | 2,668.6 | 2,752.5 | 3,150.5
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract] |  |  |
Segment income (loss) | 837.4 | 478.2 | 381.1
Corporate and Other [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 855.7 | 708.6 | 760.8
Floorplan interest expense | 3.9 | 5.3 | 8.6
Depreciation and amortization | 55.3 | 65.0 | 56.4
Capital expenditures | 109.3 | 42.0 | 50.3
Segment assets | 3,092.3 | 3,240.0 | 3,067.1
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract] |  |  |
Segment income (loss) | $ (270.8) | $ (720.4) | $ (272.1)

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