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Note 4 - Goodwill (Details) - USD ($) $ in Thousands | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2016 | Dec. 31, 2015
Domestic [Member] |  |  |
Balance | [1] | $ 97,903 | $ 91,011
Additions through acquisitions |  | 966 | 6,892
Reduction related to divestiture |  | (1,218) |
Balance | [1] | 97,651 | 97,903
Import [Member] |  |  |
Balance | [1] | 84,384 | 79,601
Additions through acquisitions |  | 1,283 | 5,029
Reduction related to divestiture |  |  | (246)
Balance | [1] | 85,667 | 84,384
Luxury [Member] |  |  |
Balance | [1] | 30,933 | 28,763
Additions through acquisitions |  | 193 | 2,170
Reduction related to divestiture |  |  |
Balance | [1] | 31,126 | 30,933
Balance | [1] | 213,220 | 199,375
Additions through acquisitions |  | 2,442 | 14,091
Reduction related to divestiture |  | (1,218) | (246)
Balance | [1] | $ 214,444 | $ 213,220
[1] | Net of accumulated impairment losses of $299.3 million recorded during the year ended December 31, 2008.

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- 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 -Subparagraph (a) -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 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=64834752&loc=SL49117168-202975 + 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 (b) -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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