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Segments (Reconciliation of Assets from Segment to Consolidated) (Details) - USD ($) $ in Thousands	Mar. 31, 2018	Dec. 31, 2017
Segment Reporting Information [Line Items]
Total Assets	$ 5,086,983	$ 4,683,066
Operating segments | Domestic
Segment Reporting Information [Line Items]
Total Assets	1,406,219	1,338,232
Operating segments | Import
Segment Reporting Information [Line Items]
Total Assets	1,231,503	1,137,934
Operating segments | Luxury
Segment Reporting Information [Line Items]
Total Assets	696,761	641,118
Corporate and other
Segment Reporting Information [Line Items]
Total Assets	$ 1,752,500	$ 1,565,782

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.

+ Details

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