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Note 4 - Goodwill (Details) - USD ($) | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2015 | Dec. 31, 2014
Domestic [Member] |  |  |
Balance | [1] | $ 91,011,000 | $ 22,548,000
Additions through acquisitions |  | 5,825,000 | 68,463,000
Balance | [1] | 96,836,000 | 91,011,000
Reduction related to divestiture |  | 0 |
Import [Member] |  |  |
Balance | [1] | 79,601,000 | 16,797,000
Additions through acquisitions |  | 3,870,000 | 62,804,000
Balance | [1] | 83,225,000 | 79,601,000
Reduction related to divestiture |  | 246,000 |
Luxury [Member] |  |  |
Balance | [1] | 28,763,000 | 10,166,000
Additions through acquisitions |  | 1,803,000 | 18,597,000
Balance | [1] | 30,566,000 | 28,763,000
Reduction related to divestiture |  | 0 |
Balance | [1] | 199,375,000 | 49,511,000
Additions through acquisitions |  | 11,498,000 | 149,864,000
Balance | [1] | 210,627,000 | $ 199,375,000
Reduction related to divestiture |  | $ 246,000 |
[1] | Net of accumulated impairment losses of $299.3 million recorded during the year ended December 31, 2008.

X
- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266 + Details
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- Definition Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 + Details
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- Definition Amount of divestiture of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 + Details
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