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Segments - Segment Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Segment Reporting Information [Line Items]
Total assets	$ 4,683,066	$ 3,844,150
Operating Segments | Domestic
Segment Reporting Information [Line Items]
Total assets	1,338,232	1,225,387
Operating Segments | Import
Segment Reporting Information [Line Items]
Total assets	1,137,934	959,355
Operating Segments | Luxury
Segment Reporting Information [Line Items]
Total assets	641,118	511,779
Corporate And Eliminations
Segment Reporting Information [Line Items]
Total assets	$ 1,565,782	$ 1,147,629

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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(12))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(11))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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- Definition

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+ References

No definition available.

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