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Inventories | 12 Months Ended
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Dec. 31, 2019
Inventory Disclosure [Abstract] |
Inventories | Inventories The components of inventories consisted of the following (in millions):
December 31, |  | 2019 |  | 2018
New vehicles |  | $ | 1,704.1 |  |  | $ | 1,700.1 |
Used vehicles |  | 638.1 |  |  | 576.8 |
Parts and accessories |  | 91.5 |  |  | 88.4 |
Total inventories |  | $ | 2,433.7 |  |  | $ | 2,365.3 |
The new vehicle inventory cost is generally reduced by manufacturer holdbacks and incentives, while the related floor plan notes payable are reflective of the gross cost of the vehicle.

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- Definition The entire disclosure for inventory. Includes, but is not limited to, the basis of stating inventory, the method of determining inventory cost, the classes of inventory, and the nature of the cost elements included in inventory. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 330 -URI http://asc.fasb.org/topic&trid=2126998 + Details
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