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Segments (Reconciliation of Assets from Segment to Consolidated) (Details) - USD ($) $ in Millions	Mar. 31, 2021	Dec. 31, 2020
Segment Reporting Information [Line Items]
Assets	$ 8,251.6	$ 7,902.1
Operating segments | Domestic
Segment Reporting Information [Line Items]
Assets	1,238.0	1,262.4
Operating segments | Import
Segment Reporting Information [Line Items]
Assets	1,680.2	1,654.7
Operating segments | Luxury
Segment Reporting Information [Line Items]
Assets	1,091.7	1,132.4
Corporate and other
Segment Reporting Information [Line Items]
Assets	$ 4,241.8	$ 3,852.6

X

- Definition

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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